Items where Author is "Ismail, Ahmad"

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Number of items: 266.

Article

Amin, Naweedullah and Vedi, Farida and Navid Wais, Mohammad and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Ismail, Ahmad (2024) Developmental toxicity of zinc oxide nanoparticles on the early life stage of Java medaka (Oryzias javanicus Bleeker, 1856). Pertanika Journal of Tropical Agricultural Science, 47 (2). pp. 575-590. ISSN 15113701; EISSN: 22318542

Rajoo, S. Keeren and Ismail, Ahmad and Karam, S. Daljit. and Abdu, Arifin and Norul Izani and Gerusu, Geoffery James and Ibrahim, Zahari and Abdullah, Muhammad Amin and Ibrahim, Mohd Hakeem (2023) Determining the phytoremediation potential of naturally growing tropical plant species at a sanitary landfill. Malaysian Journal of Soil Science, 27. pp. 138-146. ISSN 1394-7990

Mohamat Yusuff, Ferdaus and Mohamed Ibrahim, Dhilshad Shereen and Mukhtar, Aqilah and Md Joni, Amirul Azuan and Mohd Kusin, Faradiella and Mohamed, Khairul Nizam and Zulkeflee, Zufarzaana and Ash’aari, Zulfa Hanan and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Arshad, Aziz (2021) Toxicity effect of Diuron on gill tissue structure and the tissue residue of blood cockles Tegillarca granosa. Marine Pollution Bulletin, 173 (pt. B). art. no. 113071. pp. 1-8. ISSN 0025-326X

Amin, Naweedullah and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Ismail, Ahmad (2021) Toxicity of zinc oxide nanoparticles on the embryo of Javanese medaka Oryzias javanicus Bleeker, 1854: a comparative study. Animals, 11 (8). pp. 1-14. ISSN 2076-2615

Md Joni, Amirul Azuan and Mohamat-Yusuff, Ferdaus and Mohammed Noor, Nurhanin Aqila and Mohamed, Khairul Nizam and Ash'aari, Zulfa Hanan and Mohd Kusin, Faradiella and Zulkeflee, Zufarzaana and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Arshad, Aziz (2021) Baseline distribution and sources of selected agricultural runoff in the bottom water of an active cockle farming area, Bagan Pasir, Perak, Malaysia. Marine Pollution Bulletin, 167. art. no. 112276. pp. 1-7. ISSN 0025-326X; ESSN: 1879-3363

Saadu, Hamidu and Sutra, Jumria and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Amal, Mohammad Noor Azmai (2021) Diversity, composition, taxa biomarkers, and functional genes of fish gut microbes in peat swamp forests and its converted areas in North Selangor, Malaysia. Pertanika Journal of Tropical Agricultural Science, 44 (3). 617- 641. ISSN 1511-3701; ESSN: 2231-8542

Saba, Abdulwakil Olawale and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Shohaimi, Shamarina and Azmai, Mohammad Noor Amal (2021) Economic contribution and attitude towards alien freshwater ornamental fishes of pet store owners in Klang Valley, Malaysia. PeerJ, 9. art. no. 10643. pp. 1-14. ISSN 2689-7733

Lim, Qi Luan and Yong, Christina Seok Yien and Ng, Wei Lun and Ismail, Ahmad and Rovie-Ryan, Jeffrine J. and Rosli, Norsyamimi and Annavi, Geetha (2021) Genetic diversity and phylogenetic relationships of Malayan tapir (Tapirus indicus) populations in the Malay Peninsula based on mitochondrial DNA control region. Biodiversity and Conservation, 30. 2433 - 2449. ISSN 0960-3115; ESSN: 1572-9710

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Kambali @ Hambali, Kamarul Ariffin (2020) Assessment on reproductive biology of Asian swamp eel, Monopterus javanensis La Cepède 1800 in relation to the impacts of paddy practice management in Kelantan, Malaysia. Pertanika Journal of Tropical Agricultural Science, 43 (1). pp. 65-79. ISSN 1511-3701; ESSN: 2231-8542

Mukhtar, Aqilah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Harino, Hiroya and Azmai, Mohammad Noor Amal and Ismail, Ahmad (2020) Booster biocides levels in the major blood cockle (Tegillarca granosa L., 1758) cultivation areas along the coastal area of Peninsular Malaysia. Water, 12 (6). pp. 1-19. ISSN 2073-4441

Olawale, Saba Abdulwakil and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Shohaimi, Shamarina and Jamil, Nor Rohaizah and Mohd Nawi, Nolila and A. Ghani, Intan Faraha and Abdullah Halim, Muhammad Rasul and Amal, Mohammad Noor Azmai (2020) Checklists, production trends, and potential ecological and socioeconomic impacts of non-native freshwater fishes in Malaysia: a review. Aquatic Invasions, 15 (4). 646 - 670. ISSN 1818-5487

Mukhtar, Aqilah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Harino, Hiroya and Ismail, Ahmad (2020) Distribution of biocides in selected marine organisms from South of Johor, Malaysia. Regional Studies in Marine Science, 38. art. no. 101384. pp. 1-8. ISSN 2352-4855

Rajoo, Keeren Sundara and Karam Singh, Daljit Singh and Ismail, Ahmad and Abdu, Arifin (2020) Evaluating the leachate contamination impact of landfills and open dumpsites from developing countries using the proposed Leachate Pollution Index for Developing Countries (LPIDC). Environmental Nanotechnology, Monitoring and Management, 14. art. no. 100372. pp. 1-51. ISSN 2215-1532

Abdul Rahman, Mohd Faid and Ismail, Ahmad and Shohaimi, Shamarina and Omar, Hishamuddin and Hussin, Mohamed Zakaria (2020) Foraging activity of the re-introduced milky storks (Mycteria cinerea) in Kuala Gula Bird Sanctuary, Perak, Malaysia. Pertanika Journal of Tropical Agricultural Science, 43 (2). pp. 217-229. ISSN 1511-3701; ESSN: 2231-8542

Mohamed Abushaala, Najla and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Mohamed Elfituri, Abduo Fattah (2020) Hatchability dry cysts and morphological efects of newly hatching Nauplii of Artemia Salina (Linnaeus, 1758) after exposed to Tributyltin Chloride. Global Journals of Medical Research, 20 (3). 33 -36. ISSN 0975-5888; ESSN: 2249-4618

Kamarudin, Nur Amiera and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Abdul Aziz, Fatin Zahidah and Ismail, Ahmad (2020) Herbicide Diuron as endocrine disrupting chemicals (EDCs) through histopathalogical analysis in gonads of Javanese medaka (Oryzias javanicus, Bleeker 1854). Animals, 10 (3). art. no. 525. pp. 1-11. ISSN 2076-2615

Mohamat-Yusuff, Ferdaus and Zulkarnain, Zurfatiha and Anuar, Nurul Zatul Amira and Md Joni, Amirul Azuan and Mohd Kusin, Faradiella and Mohamed, Khairul Nizam and Zulkeflee, Zufarzaana and Asha'ari, Zulfa Hanan and Zulkifli, Syaizwan Zahmir and Arshad, Aziz and Ismail, Ahmad (2020) Impact of Diuron contamination on blood cockles (Tegillarca granosa Linnaeus,1758). Marine Pollution Bulletin, 161 (pt. A). pp. 1-10. ISSN 0025-326X; ESSN: 1879-3363

Balasubramaniam, Krishna N. and Marty, Pascal R. and Samartino, Shelby and Sobrino, Alvaro and Gill, Taniya and Ismaili, Mohammed and Saha, Rajarshi and Beisner, Brianne A. and Kaburu, Stefano Seraph Kiambi and Bliss‑Moreau, Eliza and Arlet, Malgorzata E. and Ruppert, Nadine and Ismail, Ahmad and Mohd Sah, Shahrul Anuar and Mohan, Lalit and Rattan, Sandeep K. and Kodandaramaiah, Ullasa and McCowan, Brenda (2020) Impact of individual demographic and social factors on human–wildlife interactions: a comparative study of three macaque species. Scientific Reports, 10. art. no. 21991. pp. 1-16. ISSN 2045-2322

Saba, Abdulwakil Olawale and Rasli, Nor Fariza and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and A. Ghani, Intan Faraha and Muhammad Rasul, Abdullah Halim and Amal, Mohammad Noor Azmai (2020) A report on introduced Amazon sailfin catfish, Pterygoplichthys pardalis in Gombak Basin, Selangor, with notes on two body patterns of the species. Pertanika Journal of Tropical Agricultural Science, 43 (4). pp. 693-703. ISSN 1511-3701; ESSN: 2231-8542

Amal, Mohammad Noor Azmal and Ismail, Ahmad and Saad, Mohd Zamri and Md Yasin, Ina Salwany and Nasruddin, Nurrul Shaqinah and Mastor, Siti Suhaiba and Abdul Rahman, Muhammad Hazim and Mohamad, Nurliyana (2019) Study on Streptococcus agalactiae infection in Javanese medaka (Oryzias javanicus Bleeker, 1854) model. Microbial Pathogenesis, 131. pp. 47-52. ISSN 0882-4010

Aliu, Sule Hussein and Ismail, Ahmad and Azmai, Mohammad Noor Amal and Zulkifli, Syaizwan Zahmir and Mohd Roseli, Mohd Fauzul Aidil (2019) Associations between the presence of bacteria and the physico-chemical parameters of water in peat swamp forest, paddy field and oil palm plantation in north Selangor, Malaysia. Pertanika Journal of Tropical Agricultural Science, 42 (1). pp. 185-207. ISSN 1511-3701; ESSN: 2231-8542

Ismail, Ahmad and Hanapiah, Munirah and Zulkifli, Syaizwan Zahmir and Omar, Hishamuddin and Kamarudin, Nur Amiera (2019) Concentration of heavy metals in street dust and surface soils in urban and peri-urban regions in the Kuala Lumpur metropolitan area. Pertanika Journal of Science & Technology, 27 (4). pp. 1941-1954. ISSN 0128-7680; ESSN: 2231-8526

Mukhtar, 'Aqilah and Mohamat Yusuff, Ferdius @ Ferdaus and Zulkifli, Syaizwan Zahmir and Harino, Hiroya and Ismail, Ahmad and Inoue, Koji (2019) Concentration of organotin and booster biocides in sediments of seagrass area from Sungai Pulai estuary, south of Johor, Malaysia. Environments, 6 (2). art. no. 26. pp. 1-14. ISSN 2076-3298

Abdul Rahman, Mohd Faid and Ismail, Ahmad and Yusof, Shahrizad and Mazlan, Norida and Engku Ariff, Engku Ahmad Khairi (2019) Evaluation of glyphosate levels in sediments of milky stork foraging areas in Kuala Gula Bird Sanctuary, Perak, Malaysia. Pertanika Journal of Tropical Agricultural Science, 42 (3). pp. 995-1007. ISSN 1511-3701; ESSN: 2231-8542

Abdul Rahman, Mohd Faid and Ismail, Ahmad and Mohd Jamil, Nurul Huda (2019) Food items and foraging sites of the oriental pied-hornbill (Anthracoceros albirostris) during breeding season in Sungai Panjang, Sabak Bernam, Malaysia. Pertanika Journal of Tropical Agricultural Science, 42 (1). pp. 251-259. ISSN 1511-3701; ESSN: 2231-8542

Kamarudin, Nur Amiera and Zulkifli, Syaizwan Zahmir and Abdul Aziz, Fatin Zahidah and Ismail, Ahmad (2019) Histological alterations in liver and kidney of Javanese medaka (Oryzias javanicus, Bleeker 1854) exposed to sublethal concentration of herbicide Diuron. Pertanika Journal of Science & Technology, 27 (3). pp. 1041-1050. ISSN 0128-7680; ESSN: 2231-8526

Marty, Pascal R. and Balasubramaniam, Krishna N. and Kaburu, Stefano Seraph Kiambi and Hubbard, Josephine and Beisner, Brianne and Moreau, Eliza Bliss and Ruppert, Nadine and Arlet, Malgorzata E. and Mohd Sah, Shahrul Anuar and Ismail, Ahmad and Mohan, Lalit and Rattan, Sandeep K. and Kodandaramaiah, Ullasa and McCowan, Brenda (2019) Individuals in urban dwelling primate species face unequal benefits associated with living in an anthropogenic environment. Primates, 61 (3). pp. 249-255. ISSN 0032-8332; ESSN: 1610-7365

Azmai, Mohammad Noor Amal and Mohd Roseli, Mohd Fauzul Aidil and Sutra, Jumria and Roslan, Syuhada and Mazlan, Siti Nur Khamisah and Basri, Lukman and Lee, Jing Yie and Mohamad, Nurliyana and Ismail, Ahmad and Saad, Mohd Zamri and Md Yasin, Ina Salwany and Nasruddin, Nurrul Shaqinah (2019) Javanese medaka (Oryzias javanicus Bleeker, 1854) as potential model organism for aeromoniasis and vibriosis study in fish. Pertanika Journal of Tropical Agricultural Science, 42 (3). pp. 1049-1065. ISSN 1511-3701; ESSN: 2231-8542

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Amal, Mohammad Noor Azmai and Hambali, Kamarul Ariffin (2019) Survey on heavy metals contamination and health risk assessment in commercially valuable Asian swamp eel, monopterus albus from Kelantan, Malaysia. Scientific Reports, 9 (1). pp. 1-10. ISSN 2045-2322

Janaydeh, Mohammed and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Omar, Hishamuddin (2019) Toxic heavy metal (Pb and Cd) content in tobacco cigarette brands in Selangor state, Peninsular Malaysia. Environmental Monitoring and Assessment, 191 (10). pp. 1-8. ISSN 0167-6369; ESSN: 1573-2959

Abubakar, Usman Sadiq and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2018) Heavy metals bioavailability and pollution indices evaluation in the mangrove surface sediment of Sungai Puloh, Malaysia. Environmental Earth Sciences, 77 (225). pp. 1-12. ISSN 1866-6280; ESSN: 1866-6299

Mohamat Yusuff, Ferdaus and Ab. Ghafar, Sarah Nabila and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Wan Ibrahim, Wan Norhamidah and Yusof, Shahrizad and Ismail, Ahmad (2018) Acute toxicity test of copper pyrithione on Javanese medaka and the behavioural stress symptoms. Marine Pollution Bulletin, 127. pp. 150-153. ISSN 0025-326X; ESSN: 1879-3363

Hanapiah, Munirah and Zulkifli, Syaizwan Zahmir and Mustafa, Muskhazli and Mohamat Yusuff, Ferdaus and Ismail, Ahmad (2018) Isolation, characterization, and identification of potential Diuron-degrading bacteria from surface sediments of Port Klang, Malaysia. Marine Pollution Bulletin, 127. 453 - 457. ISSN 0025-326X; ESSN: 1879-3363

Azmai, Mohammad Noor Amal and S. T., Zarif and M. S., Suhaiba and Mohd Roseli, Mohd Fauzul Aidil and Nasruddin, Nurrul Shaqinah and Saad, Mohd Zamri and Ismail, Ahmad (2018) The effects of fish gender on susceptibility to acute Streptococcus agalactiae infection in Javanese medaka Oryzias javanicus. Microbial Pathogenesis, 114. pp. 251-254. ISSN 0882-4010; ESSN: 1096-1208

Khodadoust, Daryoush and Ismail, Ahmad (2018) Bioaccumulation of zinc in Java medaka fish (Oryzias javanicus) and identifying of metallothionein-like protein. Life Science Journal, 15 (3). pp. 42-53. ISSN 1097-8135; ESSN: 2372-613X

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal and Hambali, Kamarul (2018) Ecology and biology of the commercially valuable freshwater Asian swamp eel, Monopterus albus. Malayan Nature Journal, 70 (1). 47 - 52. ISSN 0025-1291

Hassim, Nurul Ashikin and Kambali @ Hambali, Kamarul Ariffin and Idris, Nor Shahirul Umirah and Mohamad Amir Hamzah, Aainaa Syazwani and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Sow, Ai Yin (2018) Lead concentration in long-tailed macaque (Macaca fascicularis) hair in Kuala Selangor, Malaysia. Tropical Life Sciences Research, 29 (2). pp. 175-186. ISSN 1985-3718; ESSN: 2180-4249

Janaydeh, Mohammed and Ismail, Ahmad and Omar, Hishamuddin and Zulkifli, Syaizwan Zahmir and Bejo, Mohd Hair and Abd Aziz, Nor Azwady (2018) Relationship between Pb and Cd accumulations in house crow, their habitat, and food content from Klang area, Peninsular Malaysia. Environmental Monitoring and Assessment, 190 (47). pp. 1-15. ISSN 0167-6369; ESSN: 1573-2959

Aliu, Sule Hussein and Ismail, Ahmad and Azmai, Mohammad Noor Amal and Zulkifli, Syaizwan Zahmir and Mohd Roseli, Mohd Fauzul Aidil and Shohaimi, Shamarina (2018) Water quality influences on fish occurrence in peat swamp forest and its converted areas in north Selangor, Malaysia. Sains Malaysiana, 47 (11). pp. 2586-2600. ISSN 0126-6039

Abdul Rahman, Mohd Faid and Ismail, Ahmad (2018) Waterbirds: an important bio-indicator of ecosystem. Pertanika Journal of Scholarly Research Reviews, 4 (1). pp. 81-90. ISSN 2462-2028

Sukumaran, Puganeswary and Omar, Hishamuddin and Nulit, Rosimah and Halimoon, Normala and Simoh, Sanimah and Ismail, Ahmad (2018) The prospects of the cultivation of Arthrospira platensis under outdoor conditions in Malaysia. Jordan Journal of Biological Sciences, 11 (4). 419 - 426. ISSN 1995-6673; ESSN: 2307-7166

Ismail, Muhammad Faiz and Azmai, Mohammad Noor Amal and Shohaimi, Shamarina and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Ab. Ghani, Nurul Izza (2017) Length-weight relationship and associations between otolith dimension, age and somatic growth of Anguilla bicolor bicolor (McClelland, 1844) from northwest of Peninsular Malaysia. Tropical Natural History, 17 (1). pp. 59-64. ISSN 2586-9892

Sundara Rajoo, ‪Keeren and Ismail, Ahmad and Karam Singh, Daljit Singh and Omar, Hishamuddin and Muharam, Farrah Melissa and Mohamed Zulperi, Dzarifah (2017) Phytoremediation studies on arsenic contaminated soils in Malaysia. Journal of Advanced Chemical Sciences, 3 (3). 490 - 493. ISSN 2394-5311

Ibrahim, Mohd Hafiz and Ismail, Ahmad and Omar, Hishamuddin and Mohd Zain, Nurul Amalina (2017) Application effects of cadmium and humic acid on the growth, chlorophyll fluorescence, leaf gas exchange and secondary metabolites in misai kucing (Orthosiphon stamineus) benth. Annual Research & Review in Biology, 18 (3). art. no. 36401. pp. 1-14. ISSN 2347-565X

Naqqiuddin, Mohamed Amar and Abdel Kader, Muna A. Omar and Muhamad Nor, Norsalwani and Osman, Norhafizah and Shohaimi, Shamarina and Zulkifly, Shahrizim and Omar, Hishamuddin and Ismail, Ahmad (2017) Comparison of phytoplankton diversity and succession between two small man-made lakes in Serdang, Selangor. Tropical Ecology, 58 (3). 485 - 495. ISSN 0564-3295

Mohamed Abu Shaala, Najla and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Azmai, Mohammed Noor Amal and Mohamat Yusuff, Ferdaus and Omar, Hishamuddin (2017) Effects of tributyltin chloride (TBTCl) antifoulingbiocide on adult males and females of brine shrimp (Artemia salina). International Journal of Biological Research, 5 (1). 30 - 35. ISSN ESSN: 2307-9029

ABD RAHMAN, MOHD FAID and Ismail, Ahmad and Omar, Hishamuddin and Hussin, Mohamed Zakaria (2017) Exposure of the endangered Milky stork population to cadmium and lead via food and water intake in Kuala Gula Bird Sanctuary, Perak, Malaysia. Toxicology Reports, 4. 502 - 506. ISSN 2214-7500

Sundara Rajoo, Keeren and Ismail, Ahmad and Karam Singh, Daljit Singh and Zulkifli, Syaizwan Zahmir and Omar, Hishamuddin and Lim, A. (2017) Heavy metal bioaccumulation in soil arthropods at Malaysian sanitary landfill. Journal of Environmental Science and Pollution Research, 3 (1). pp. 160-163. ISSN 2455-0272

Abd Khalil, Nurliyana and Azmai, Mohammad Noor Amal and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Rahman, Faid (2017) Heavy metals in wild Indonesian Shortfin Eel, Anguilla bicolor bicolor (Mcclelland 1844), and Giant mottled eel, A. marmorata (Quoy & Gaimard 1824), in the northwest of Peninsular Malaysia. Pollution Research, 36 (2). pp. 168-174. ISSN 0257-8050

Ibrahim, Mohd Hafiz and Ismail, Ahmad and Omar, Hishamuddin and Mohd Nadzir, Mohd Noor Hisham and Mohd Zain, Nurul Amalina (2017) Primary, secondary metabolites, biochemical and antioxidant activity of Orthosiphon staminues Benth (Misai Kucing) under cadmium exposure. Annual Research and Review in Biology, 19 (1). pp. 1-14. ISSN 2347-565X

Nasir, Nor Fatihah Mohd and Azmai, Mohammad Noor Amal and Omar, Hishamuddin and Ismail, Ahmad (2017) Supplementation of spirulina (Arthrospira platensis) improves physical activeness level of the catfish (Clarias gariepinus). International Journal of Biosciences, 11 (5). 146 - 150. ISSN 2220-6655; ESSN: 2222-5234

Mohd Salleh, Ahmad Fadhil and Amal, Mohammad Noor Azmai and Nasruddin, Nurrul Shaqinah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Wan Ibrahim, Wan Norhamidah and Ismail, Ahmad (2017) Water pH effects on survival, reproductive performances and ultrastructure of gonads, gills and skins of Javanese medaka (Oryzias javanicus). Turkish Journal of Veterinary & Animal Sciences, 41 (4). pp. 471-481. ISSN 1300-0128; ESSN: 1303-6181

Abdul Aziz, Fatin Zahidah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Azmai, Mohammad Noor Amal and Ismail, Ahmad (2017) An histological study on mercury-induced gonadal impairment in Javanese medaka (Oryzias javanicus). Turkish Journal of Fisheries and Aquatic Sciences, 17 (3). pp. 621-627. ISSN 1303-2712; ESSN: 2149-181X

Omar, Munay Abdulqadir and Azmai, Mohammad Noor Amal and Omar, Hishamuddin and Ismail , Ahmad (2016) Water quality, primary productivity and carbon capture potential of microalgae in two urban manmade lakes, Selangor, Malaysia. Advances in Environmental Biology, 10 (3). pp. 10-22. ISSN 1995-0756; ESSN: 1998-1066

Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Mukhtar, Aqilah and Ismail, Ahmad and Miyazaki, Nobuyuki (2016) Biomagnification of selected toxic trace elements (Cr, As, Cd, Pb) in a mangrove ecosystem: insights from stable isotope analysis. Pollution Research, 35 (2). pp. 211-219. ISSN 0257-8050

Ismail, Ahmad and Abdul Rahman, Mohd Faid (2016) Current status of the Milky Stork Re-introduction Programme in Malaysia and its challenges. Tropical Life Sciences Research, 27 (2). pp. 13-24. ISSN 1985-3718; ESSN: 2180-4249

Yap, Chee Kong and Cheng, Wan Hee and Karami, Ali and Ismail, Ahmad (2016) Health risk assessments of heavy metal exposure via consumption of marine mussels collected from anthropogenic sites. Science of the Total Environment, 553. pp. 285-296. ISSN 0048-9697; ESSN: 1879-1026

Mukhtar, Aqilah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Ismail, Ahmad and Miyazaki, Nobuyuki (2016) Stable isotope (δ13C and δ15N) analysis as a tool to quantify the food web structure in seagrass area of Pulai River estuary, Johor, Peninsular Malaysia. Malayan Nature Journal, 68 (1 & 2). pp. 91-102. ISSN 0025-1291

Mohamat Yusuff, Ferdaus and Prasad, Selvahghanesh and Zulkifli, Syaizwan Zahmir and Harino, Hiroya and Yatsuzuka, Emi and Inoue, Koji and Ismail, Ahmad (2016) Status of butyltins contamination in sediments from Kong Kong Laut, Johor after five years of global banning. Pollution Research, 35 (4). pp. 671-676. ISSN 0257-8050

Zulkifli, Syaizwan Zahmir and Hanapiah, Munirah and Md Joni, Amirul Azuan and Mukhtar, Aqilah and Mohamat Yusuff, Ferdaus and Ismail, Ahmad and Miyazaki, Nobuyuki (2016) Utilization of dual stable isotopes to determine trophic structure in a mangrove - intertidal Mudflat of Johor Strait, Malaysia. Ecology, Environment and Conservation, 22 (3). pp. 1123-1128. ISSN 0971-765X

Aliu, Sule Hussein and Ismail, Ahmad and Azmai, Mohammad Noor Amal (2016) A review of the ichthyofauna of Malaysian peat swamp forest. Pertanika Journal of Tropical Agricultural Science, 39 (4). pp. 421-458. ISSN 1511-3701; ESSN: 2231-8542

Udechukwu, Bede Emeka and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Omar, Hishamuddin (2015) Distribution, mobility, and pollution assessment of Cd, Cu, Ni, Pb, Zn, and Fe in intertidal surface sediments of Sg. Puloh mangrove estuary, Malaysia. Environmental Science and Pollution Research, 22 (6). pp. 4242-4255. ISSN 1614-7499

Mohamed Abu Shaala, Najla and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Azmai, Mohammed Noor Amal and Mohamat-Yusuff, Ferdaus (2015) Lethal concentration 50 (LC50) and effects of diuron on morphology of brine shrimp Artemia salina (Branchiopoda: Anostraca) nauplii. Procedia Environmental Sciences, 30. pp. 279-284. ISSN 1878-0296

Azmai, Mohammad Noor Amal and Ismail, Ahmad and Nasruddin, Nurrul Shaqinah and Abdul Rahman, Mohd Faid (2015) Notes on the spawning activity of the tiny scale barb (Thynnichthys thynnoides, Bleeker 1852) in relation to its gonadal development in Perak River, Malaysia. Tropical Natural History, 15 (1). pp. 91-95. ISSN 1513-9700

Mohamed Abu Shaala, Najla and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Azmai, Mohammad Noor Amal and Mohamat Yusuff, Ferdaus (2015) Selected morphological changes in nauplii of brine shrimp (Artemia salina) after tributyltin chloride (TBTCl) exposure. World Applied Sciences Journal, 33 (8). pp. 1334-1340. ISSN 1818-4952; ESSN: 1991-6426

Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Ismail, Ahmad and Aziz, Azizul and Sabuti, Asnor Azrin and Mohamed, Che Abd Rahim (2015) Status of heavy metals in surface sediments of the western part of the Johor Straits using a sediment quality guideline. World Journal of Fish and Marine Sciences, 7 (3). pp. 214-220. ISSN 2078-4589; ESSN: 2078-4600

Md Joni, Amirul Azuan and Zulkifli, Syaizwan Zahmir and Mohamat-Yusuff, Ferdaus and Hanapiah, Munirah and Mukhtar, Aqilah and Ismail, Ahmad and Nobuyaki Miyazaki, (2015) Utilization of dual stable isotope markers (δ13C and δ15N) to determine trophic structure in aquatic environment of Malaysian peat swamp forest. Procedia Environmental Sciences, 30. pp. 250-255. ISSN 1878-0296

Yusoff, Abdul Hafidz and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Mohamed, Che Abd Rahim (2015) Vertical trend of trace metals deposition in sediment core off Tanjung Pelepas harbour, Malaysia. Procedia Environmental Sciences, 30. pp. 211-216. ISSN 1878-0296

Hamzah, Nur Illiani and Abd Khalil, Nurliyana and Azmai, Mohammad Noor Amal and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2015) The distribution and biological aspects of Indonesian short-fin eel, Anguilla bicolor bicolor and giant mottled eel, Anguilla marmorata in the northwest of Peninsular Malaysia. Malayan Nature Journal , 67 (3). pp. 288-297. ISSN 0025-1291

Mohamat Yusuff, Ferdaus and Zulkifli, Syaizwan Zahmir and Otake, Tsuuguo and Harino, Hiroya and Ismail, Ahmad (2014) Study on a new mechanism of sterilization in imposex affected females of tropical marine neogastropod, Thais sp. Journal of Environmental Biology, 35 (5). pp. 995-1003. ISSN 0254-8704; ESSN: 2394-0379

Yusof, Shahrizad and Ismail, Ahmad and Alias, Mohamad Shafiq (2014) Effect of glyphosate-based herbicide on early life stages of Java medaka (Oryzias javanicus): a potential tropical test fish. Marine Pollution Bulletin, 85 (2). pp. 494-498. ISSN 0025-326X; ESSN: 1879-3363

Naher, Laila and Yusuf, Umi Kalsom and Ismail, Ahmad and Hossain, Kausar (2014) Trichoderma spp.: a biocontrol agent for sustainable management of plant diseases. Pakistan Journal of Botany, 46 (4). pp. 1489-1493. ISSN 0556-3321; ESSN: 2070-3368

Rahman, Matiar and Ali, M. Ayub and Dey, Tapan Kumar and Islam, Md. Monirul and Naher, Laila and Ismail, Ahmad (2014) Evolution of disease and potential biocontrol activity of Trichoderma sp. against Rhizoctonia solani on potato. Bioscience Journal, 30 (4). pp. 1108-1117. ISSN 1516-3725; ESSN: 1981-3163

Sukumaran, Puganeswary and Nulit, Rosimah and Zulkifly, Shahrizim and Halimoon, Normala and Omar, Hishamuddin and Ismail, Ahmad (2014) Potential of fresh POME as a growth medium in mass production of Arthrospira platensis. International Journal of Current Microbiology and Applied Sciences, 3 (4). pp. 235-250. ISSN 2319-7692; ESSN: 2319-7706

Naji, Abolfazl and Ismail, Ahmad and Kamrani, Ehsan and Sohrabi, Tooraj (2014) Correlation of MT levels in livers and gills with heavy metals in wild tilapia (Oreochromis mossambicus) from the Klang River, Malaysia. Bulletin of Environmental Contamination and Toxicology, 92 (6). pp. 674-679. ISSN 0007-4861; ESSN: 1432-0800

Ismail, Ahmad and Hazizan, Akhlily Farhana and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Omar, Hishamuddin and Arizono, Koji (2014) Determination of 17β-estradiol concentration in aquatic environment of Peninsular Malaysia using the ELISA technique. Life Science Journal, 11 (8). pp. 673-679. ISSN 1097-8135; ESSN: 2372-613X

Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Mukhtar, Aqilah and Ismail, Ahmad and Miyazaki, Nobuyuki (2014) Determination of food web in intertidal mudflat of tropical mangrove ecosystem using stable isotope markers: a preliminary study. Life Science Journal, 11 (3). pp. 427-431. ISSN 1097-8135; ESSN: 2372-613X

Nasruddin, Nurrul Shaqinah and Azmai, Mohammad Noor Amal and Ismail, Ahmad and Saad, Mohd Zamri and Mohd Daud, Hassan and Zulkifli, Syaizwan Zahmir (2014) Histological features of the gastrointestinal tract of wild Indonesian shortfin eel, Anguilla bicolor bicolor (McClelland, 1844), captured in Peninsular Malaysia. The Scientific World Journal, 2014. art. no. 312670. pp. 1-8. ISSN 2356-6140; ESSN: 1537-744X

Khodadoust, Daryoush and Ismail, Ahmad (2014) Metallothionein-like protein levels in Java medaka fish (Oryzias javanicus) exposed to different concentrations of cadmium. Walailak Journal of Science and Technology, 11 (10). pp. 883-893. ISSN 1686-3933; ESSN: 2228-835X

Mohamat Yusuff, Ferdaus and Kit, Wui Sien and Wan Johari, Wan Lutfi and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Mustafa, Muskhazli (2014) Potential tributyl-tin (TBT) biodegradation agent in contaminated sediment. Malayan Nature Journal, 66 (1&2). pp. 81-93. ISSN 0025-1291

Mustapa, Muhamad Syahir and Ismail, Ahmad and Rahman, Faid and Ramli, Mat Naim (2014) Preliminary study on the occurrence of intestinal parasites in Malayan tapir (Tapirus indicus) in Zoo Negara, Malaysia. Journal of Tropical Biology and Conservation, 11. pp. 97-101. ISSN 1823-3902

Yee, Elsie Yoke Sim and Zainuddin, Zainal Zahari and Ismail, Ahmad and Yap, Chee Kong and Tan, Soon Guan (2013) Identification of hybrids of painted and milky storks using FTA card-collected blood, molecular markers, and morphologies. Biochemical Genetics, 51 (9-10). pp. 789-799. ISSN 0006-2928; ESSN: 1573-4927

Ismail, Ahmad and Abdul Rahman, Mohd Faid (2013) Does weather play an important role in the early nesting activity of colonial waterbirds? A case study in Putrajaya Wetlands, Malaysia. Tropical Life Sciences Research, 24 (1). pp. 1-7. ISSN 1985-3718; ESSN: 2180-4249

Teng, Suk Kuan and Abd Aziz, Nor Azwady and Anang, Noraziha and Mustafa, Muskhazli and Ismail, Ahmad and Yi, Wei Yan (2013) Earthworm diversity and population density in the Kaki Bukit agroecosystem, Perlis, Peninsular Malaysia. Tropical Ecology, 54 (3). pp. 291-299. ISSN 0564-3295

Naher, Laila and Yusuf, Umi Kalsom and Ismail, Ahmad and Tan, Soon Guan and Mondal, Mohd Monjurul Alam (2013) Ecological status of Ganoderma and basal stem rot disease of oil palms (Elaeis guineensis Jacq.). Australian Journal of Crop Science, 7 (11). pp. 1723-1727. ISSN 1835-2693; ESSN:1835-2707

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2013) Geofractionation of heavy metals and application of indices for pollution prediction in paddy field soil of Tumpat, Malaysia. Environmental Science and Pollution Research, 20 (12). pp. 8964-8973. ISSN 0944-1344; ESSN: 1614-7499

Yee, Elsie Yoke Sim and Zainuddin, Zainal Zahari and Ismail, Ahmad and Yap, Chee Kong and Tan, Soon Guan (2013) Molecular sex identification of painted storks (Mycteria leucocephala): using FTA cards, horizontal PAGE and quick silver staining. Journal of Genetics, 92. e15-e18. ISSN 0022-1333; ESSN: 0973-7731

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2013) An assessment of heavy metal bioaccumulation in Asian Swamp Eel, Monopterus albus, during plowing stages of a paddy cycle. Bulletin of Environmental Contamination and Toxicology, 91 (1). pp. 6-12. ISSN 0007-4861; ESSN: 1432-0800

Arai, Takaomi and Chino, Naoko and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2012) Notes on the occurrence of the tropical eel Anguilla bicolor bicolor in Peninsular Malaysia, Malaysia. Journal of Fish Biology, 80 (3). pp. 692-697. ISSN 0022-1112; ESSN:1095-8649

Ismail, Ahmad and Naji, Abolfazl (2012) Metals fractionation and evaluation of their risk connected with urban and industrial influx in the Klang River surface sediments, Malaysia. Environment Asia, 5 (1). pp. 17-25. ISSN 1906-1714

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2012) Copper and zinc speciation in soils from paddy cultivation areas in Kelantan, Malaysia. Acta Biologica Malaysiana, 1 (1). pp. 26-35. ISSN 2232-1675

Mohamat Yusuff, Ferdaus and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Yusoff, Mohd. Kamil and Otake, Tsuuguo (2012) Field survey and spatial distribution of Tropical Neogastropod, Thais spp., along Malaysian Coastal Area. Acta Biologica Malaysiana, 1 (1). pp. 9-17. ISSN 2232-1675

Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdaus and Ismail , Ahmad and Miyazaki, Nobuyuki (2012) Food preference of the giant mudskipper Periophthalmodon schlosseri (Teleostei: Gobiidae). Knowledge and Management of Aquatic Ecosystems , 405 (7). pp. 1-10. ISSN 1961-9502; ESSN:1961-9502

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2012) Heavy metals uptake by Asian swamp eel, Monopterus albus from paddy fields of Kelantan, Peninsular Malaysia: preliminary study. Tropical Life Sciences Research, 23 (2). pp. 27-38. ISSN 1985-3718; ESSN: 2180-4249

Ismail, Ahmad and Rahman, Faid and Miyazaki, N. and Naito, Y. (2012) Initial application of bio-logging techniques on captive Milky Storks (Mycteria cinerea) in Malaysia. Tropical Ecology, 53 (2). pp. 177-181. ISSN 0564-3295

Yap, Chee Kong and Ismail, Ahmad and Zakaria, Mohamad Pauzi and Tan, Soon Guan and Chew, W. (2012) Mercury distribution in a non-native invasive weed Asystasia gangetica from Peninsular Malaysia. Sains Malaysiana, 41 (4). pp. 395-401. ISSN 0126-6039

Ismail, Ahmad and Abdul Rahman, Mohd Faid and Zulkifli, Syaizwan Zahmir (2012) Status, composition and diversity of avifauna in the artificial Putrajaya Wetlands and comparison with its two neighboring habitats. Tropical Natural History, 12 (2). pp. 137-145. ISSN 1513-9700

Ismail, Ahmad and Rahman, Faid (2012) An urgent need for Milky Stork study in Malaysia. Pertanika Journal of Tropical Agricultural Science, 35 (3). pp. 407-412. ISSN 1511-3701; ESSN: 2231-8542

Ismail, Ahmad and Rahman, Faid and Khoo, Doreen Say Kin and Ramli, Mat Naim and Ngah, Mohammad (2011) Current status of the Milky Stork captive breeding program in Zoo Negara and its importance to the stork population in Malaysia. Tropical Natural History, 11 (1). pp. 75-80. ISSN 1513-9700

Ismail, Ahmad and Naji, Abolfazl (2011) Assessment of metals contamination in Klang River surface sediments by using different indexes. Environment Asia, 4 (1). pp. 30-38. ISSN 1906-1714

Arai, Takaomi and Chino, Naoko and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2011) Age at maturation of a tropical eel Anguilla bicolor bicolor in Peninsular Malaysia, Malaysia. Malaysian Applied Biology, 40 (1). pp. 51-54. ISSN 0126-8643

Ismail, Ahmad and Yusof, Shahrizad (2011) Effect of mercury and cadmium on early life stages of Java medaka (Oryzias javanicus): a potential tropical test fish. Marine Pollution Bulletin, 63 (5-12). pp. 347-349. ISSN 0025-326X

Mohamat Yusuff, Ferdaus and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2011) Imposex study on Thais tuberosa from port and non-port areas along the West Coast of Peninsular Malaysia. Journal of Tropical Marine Ecosystem, 2 (1). pp. 1-9. ISSN 2231-8062

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2011) Mercury concentrations in the different soft tissues and byssus of Perna viridis (L.) collected from the west coast of Peninsular Malaysia. Asian Journal of Microbiology, Biotechnology & Environmental Sciences, 13 (2). pp. 237-242. ISSN 0972-3005

Chew, W. and Yap, Chee Kong and Ismail, Ahmad and Zakaria, Mohamad Pauzi and Tan, Soon Guan (2011) Possibility of Hg redistribution in tridax procumbens due to Hg contamnination. Asian Journal of Microbiology, Biotechnology & Environmental Sciences, 13 (3). pp. 393-398. ISSN 0972-3005

Naji, Abolfazl and Ismail, Ahmad (2011) Risk assessment of mercury contamination in surface sediment of the Klang River, Malaysia. Australian Journal of Basic and Applied Sciences, 5 (7). pp. 215-221. ISSN 1991-8178

Ismail, Ahmad and Naji, Abolfazl (2011) Spatial distribution and anthropogenic assessment of heavy metals in the surface sediments of Klang River. Wetland Science, 9 (1). pp. 8-18. ISSN 1672-5948

Hajeb, Parvaneh and Selamat, Jinap and Ismail, Ahmad (2010) Biomagnifications of mercury and methylmercury in tuna and mackerel. Environmental Monitoring and Assessment, 171 (1-4). pp. 205-217. ISSN 0167-6369; ESSN: 1573-2959

Sohrabi, T. and Ismail, Ahmad and Nabavi, M. B. (2010) Distribution and normalization of some metals in surface sediments from South Caspian Sea. Bulletin of Environmental Contamination and Toxicology, 85 (5). pp. 502-508. ISSN 1432-0800

Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Arai, Takaomi and Ismail, Ahmad and Miyazaki, Nobuyuki (2010) An assessment of selected trace elements in intertidal surface sediments collected from the Peninsular Malaysia. Environmental Monitoring and Assessment, 169 (1-4). pp. 457-472. ISSN 0167-6369; ESSN: 1573-2959

Mohamat Yusuff, Ferdaus and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Harino, Hiroya and Yusoff, Mohd. Kamil and Arai, Takaomi (2010) Imposex in Thais gradata as a biomarker for TBT contamination on the southern coast of Peninsular Malaysia. Water, Air and Soil Pollution, 211 (1-4). pp. 443-457. ISSN 0049-6979; ESSN: 1573-2932

Naji, Abolfazl and Ismail, Ahmad and Ismail, Abdul Rahim (2010) Chemical speciation and contamination assessment of Zn and Cd by sequential extraction in surface sediment of Klang River, Malaysia. Microchemical Journal, 95 (2). pp. 285-292. ISSN 0026-265X; ESSN: 1095-9149

Berandah, Franklin Edward and Yap, Chee Kong and Ismail, Ahmad (2010) Bioaccumulation and distribution of heavy metals (Cd, Cu, Fe, Ni, Pb and Zn) in the different tissues of Chicoreus capucinus lamarck (Mollusca: Muricidae) collected from Sungai Janggut, Kuala Langat, Malaysia. Environment Asia, 3 (1). pp. 65-71. ISSN 1906-1714

Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Mohamat Yusuff, Ferdius @ Ferdaus and Arai, Takaomi and Miyazaki, Nobuyuki (2010) Johor Strait as a hotspot for trace elements contamination in Peninsular Malaysia. Bulletin of Environmental Contamination and Toxicology, 84 (5). pp. 568-573. ISSN 0007-4861; ESSN: 1432-0800

Yap, Chee Kong and Mashinshian, M. A. and Ismail, Ahmad and Zakaria, Mohamad Pauzi (2010) Relationships and comparative studies of heavy metals and organic PAH compounds in the soft tissues Perna viridis. Research Journal of Chemistry and Environment, 14 (1). pp. 56-61. ISSN 0972-0626; ESSN: 2278-4527

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2010) A baseline study on mercury concentrations in the surface sediments of the Straits of Malacca collected during four sampling cruises conducted between 1998-200. Asian Journal of Microbiology, Biotechnology & Environmental Sciences, 12 (1). pp. 11-17. ISSN 0972-3005

R.M., Lomoljo and Ismail, Ahmad and Yap, Chee Kong and Ismail, Abdul Rahim (2010) The status of heavy metal levels in a Ramsar Site, Kuala Gula Bird Sanctuary: the impact of the anthropogenic inputs. Toxicological & Environmental Chemistry, 92 (10). pp. 1953-1963. ISSN 0277-2248

Lomoljo, Romeo M. and Ismail, Ahmad and Yap, Chee Kong and Ismail, Abdul Rahim (2010) The status of migratory shorebirds diversity in ramsar site during southward and northward migration in Kuala Gula Birds Sanctuary. Stilt, 58. pp. 51-56. ISSN 0726-1888

Yap, Chee Kong and Che Mohd Zaidi, and Edward, Franklin Berandah and Ismail, Ahmad and Tan, Soon Guan (2009) Ni, Pb and Zn concentrations in the green-lipped mussel, Perna viridis collected from the northern coastal waters of Peninsular Malaysia. Journal of Sustainability of Science and Management, 4 (1). pp. 10-19. ISSN 1823-8556

Harino, Hiroya and Arai, Takaomi and Ohji, Madoka and Ismail, Ahmad and Miyazaki, Nobuyuki (2009) Contamination profiles of antifouling biocides in selected coastal regions of Malaysia. Archives of Environmental Contamination and Toxicology, 56 (3 ). pp. 468-478. ISSN 0090-4341; ESSN: 1432-0703

Yap, Chee Kong and Cheng, Wan Hee and Ismail, Ahmad and Ismail, Abdul Rahim and Tan, Soon Guan (2009) Biomonitoring of heavy metal (Cd, Cu, Pb, and Zn) concentrations in the west intertidal area of Peninsular Malaysia by using Nerita lineata. Toxicological & Environmental Chemistry, 91 (1). pp. 29-41. ISSN 0277–2248

Amin, Bintal and Ismail, Ahmad and Arshad, Aziz and Yap, Chee Kong and Kamarudin, Mohd Salleh (2009) Anthropogenic impacts on heavy metal concentrations in the coastal sediments of Dumai, Indonesia. Environmental Monitoring and Assessment, 148 (1-4). pp. 291-305. ISSN 0167-6369; ESSN: 1573-2959

Hajeb, Parvaneh and Selamat, Jinap and Ismail, Ahmad and Abu Bakar, Fatimah and Bakar, Jamilah and Mohammad, Abd Rahim (2009) Assessment of mercury level in commonly consumed marine fishes in Malaysia. Food Control, 20 (1). 79 - 84. ISSN 0956-7135; ESSN: 1873-7129

Yoke, Elsie Sim Yee and Zahari, Zainal and Ismail, Ahmad and Yap, Chee Kong and Tan, Soon Guan (2009) A simple protocol to isolate DNA from Malaysian stork blood collected on FTA cards. Genetik, 14 (1). pp. 20-22. ISSN 0435-284X

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2009) Can the tolerance of aerial exposure of the green-lipped mussel Perna viridis (L.) as a potential biomonitoring tool to assess Cd and Cu contamination? A laboratory study. Asian Journal of Microbiology, Biotechnology & Environmental Sciences, 11 (2). pp. 263-268. ISSN 0972-3005

Yap, Chee Kong and Ismail, Ahmad and Ali, Jambari and Tan, Soon Guan and Edward Thomas, Franklin Berandah and Huan, Pang (2009) Distribution of heavy metal concentrations in the different soft tissues of the freshwater snail Pomacea insularum (DOrbigny, 1839; Gastropoda), and sediments collected from polluted and unpolluted sites from Malaysia. Toxicological & Environmental Chemistry, 91 (1). pp. 17-27. ISSN 0277–2248

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2009) Effect of body size on heavy metal contents and concentrations in green-lipped mussel Perna viridis (Linnaeus) from Malaysian coastal waters. Pertanika Journal of Science & Technology, 17 (1). 61 - 68. ISSN 0128-7680; ESSN: 2231-8526

Amin, Bintal and Ismail, Ahmad and Arshad, Aziz and Yap, Chee Kong and Kamarudin, Mohd Salleh (2009) Gastropod assemblages as indicators of sediment metal contamination in mangroves of Dumai, Sumatra, Indonesia. Water, Air and Soil Pollution, 201 (1-4). pp. 9-18. ISSN 0049-6979; ESSN: 1573-2932

Edward Thomas, Franklin Berandah and Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2009) Interspecific variation of heavy metal concentrations in the different parts of tropical intertidal bivalves. Water, Air and Soil Pollution, 196 (1-4). pp. 297-309. ISSN 0049-6979

R.M., Lomoljo and Ismail, Ahmad and Yap, Chee Kong (2009) Nitrate, ammonia and phosphate concentrations in the surface water of Kuala Gula Bird Sanctuary, West. Coast of Peninsular Malaysia. Pertanika Journal of Tropical Agricultural Science, 32 (1). 1 -5. ISSN 1511-3701

Ismail, Ahmad and N.M.B., Adilah and M.J., Nurulhudha (2009) Plastic pellets along Kuala Selangor-Sepang coastline. Malaysian Applied Biology Journal, 38 (1). pp. 85-88. ISSN 0126-8643

Yap, Chee Kong and Ismail, Ahmad and Koyama, Jiro and Tan, Soon Guan (2009) A preliminary study on the concentrations of Cu and Zn in Java medaka Oryzias javanicus and sediments collected from some estuaries in the West Coast of Peninsular Malaysia. Asian Journal of Microbiology, Biotechnology & Environmental Sciences, 11 (2). pp. 241-246. ISSN 0972-3005

Yap, Chee Kong and Edward, Franklin Berandah and R. A. A. Emilia, and F. I. Ainey, and Ismail, Ahmad and Tan, Soon Guan and Yusof, Shahrizad (2008) Determination of contamination and bioavailabilities of heavy metals (Cu, Cd, Zn, Pb and Ni) in the Sri Serdang Urban Lake by using guppy fish Poecilia reticulata. Trends in Applied Sciences Research, 3 (1). pp. 69-75. ISSN 1819-3579; ESSN: 2151-7908

Yap, Chee Kong and M. S. Fairuz, and Yeow, K. L. and M. Y. Hatta, and Ismail, Ahmad and Ismail, Abdul Rahim and Tan, Soon Guan (2008) Dissolved heavy metals and water quality in the surface waters of rivers and drainages of the West Peninsular Malaysia. Asian Journal of Water, Environment and Pollution, 6 (3). pp. 51-59. ISSN 0972-9860; ESSN: 1875-8568

Amin, Bintal and Ismail, Ahmad and Yap, Chee Kong (2008) Distribution and speciation of Zn and Pb in coastal sediments of Dumai Sumatera, Indonesia. Toxicological and Environmental Chemistry, 90 (3). pp. 609-623. ISSN 0277-2248; ESSN: 1029-0486

Yap, Chee Kong and Ismail, Ahmad (2008) Heavy metal (Cd, Cu, Pb and Zn) concentrations in the suspended particulate matter of the public water supply. Malaysian Applied Biology, 37 (1). pp. 69-73. ISSN 0126-8643

Amin, Bintal and Ismail, Ahmad and Arshad, Aziz and Kamarudin, Mohd Salleh (2007) Distribution and Speciation of heavy metals (Cd, Cu and Ni) in coastal sediments of Dumai Sumatera, Indonesia. Journal of Coastal Development, 10 (2). pp. 125-141. ISSN 1410-5217

Yap, Chee Kong and Chua, B. H. and Teh, C. H. and Tan, Soon Guan and Ismail, Ahmad (2007) Patterns of RAPD markers and heavy metal concentrations in Perna viridis (L.), collected from metal-contaminated and uncontaminated coastal waters: Are they correlated with each other? Russian Journal of Genetics, 43 (5). pp. 544-550. ISSN 1022-7954 (Print) 1608-3369 (Online)

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and Omar, Hishamuddin and J., Koyama (2007) Tolerance of high inorganic mercury of perna viridis: laboratory studies of its accumulation, depuration and distribution. Journal of Applied Sciences and Environmental Management, 11 (3). 119 - 125. ISSN 1119-8362

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and Abdul Rahim, Ismail (2007) The distribution of the Heavy Metals (Cu, Pb and Zn) in the Soft and Hard Tissues of the Green-Lipped Mussel Perna viridis (Linnaeus) Collected from Pasir Panjang, Peninsular Malaysia. Pertanika Journal of Tropical Agricultural Science, 30 (1). pp. 1-10. ISSN 1511-3701

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and Ismail, A. Rahim (2006) Is gender a factor contributing to the natural variations in the accumulation of heavy metals (Cd, Cu, Pb and Zn) by the green-lipped mussel Perna viridis ? Indian Journal of Marine Sciences, 35 (1). pp. 29-35. ISSN 0379-5136

Koyama, Jiro and Imai, Shoko and Fujii, Kazunori and Kawai , Shin-ichiro and Yap, Chee Kong and Ismail, Ahmad (2006) Pollution by estrogens in river and estuarine waters around Kuala Lumpur, Malaysia, and their effects on the estuarine Java-medaka, Oryzias javanicus. Japanese Journal of Environmental Toxicology, 9 (2). pp. 141-147. ISSN 1882-5958

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2005) Cadmium, Copper, Lead and Zinc Levels in the green-lipped Mussel Perna viridis (L.) from the West Coast of Peninsular Malaysia: Safe as Food? Pertanika Journal of Tropical Agricultural Science, 28 (1). pp. 41-47. ISSN 1511-3701

Agusa, Tetsuro and Kunito, Takashi and Yasunaga, Genta and Iwata, Hisato and Subramanian, Annamalai and Ismail, Ahmad and Tanabe, Shinsuke (2005) Concentrations of trace elements in marine fish and its risk assessment in Malaysia. Marine Pollution Bulletin, 51 (8-12). pp. 896-911. ISSN 0025-326X

Amin, Bintal and Ismail, Ahmad and Mohd Salleh, Kamarudin and Arshad, Aziz (2005) Heavy metals (Cd, Cu, Ph and Zn) concentrations in telescopium telescopium from Dumai Coastal Waters, Indonesia. Pertanika Journal of Tropical Agricultural Science, 28 (1). pp. 33-39. ISSN 1511-3701

Yap, Chee Kong and Cheng, Wan Hee and Ismail, Ahmad and Tan, Soon Guan (2005) Tissue distribution of heavy metals (Cd, Cu, Pb and Zn) in the greenlipped mussel perna viridis from Nenasi and Kuala Pontian, East Coast of Peninsular Malaysia. Pertanika Journal of Tropical Agricultural Science, 28 (1). pp. 13-22. ISSN 1511-3701

Yap, Chee Kong and Tan, Soon Guan and Ismail, Ahmad and Omar, Husaini (2004) Allozyme polymorphisms and heavy metal levels in the green-lipped mussel Perna viridis (Linnaeus) collected from contaminated and uncontaminated sites in Malaysia. Environment International, 30 (1). pp. 39-46. ISSN 0160-4120; ESSN: 1873-6750

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2004) Heavy metal (Cd, Cu, Pb and Zn) concentrations in the green-lipped mussel Perna viridis (Linnaeus) collected from some wild and aquacultural sites in the west coast of Peninsular Malaysia. Food Chemistry, 84 (4). pp. 569-575. ISSN 0308-8146

Saed, Katayon and Ismail, Ahmad and Omar, Hishamuddin and Kusnan, Misri (2004) Heavy metal depuration in flat tree oysters Isognomon alatus under field and laboratory conditions. Toxicological & Environmental Chemistry, 86 (3). pp. 171-177. ISSN 0277-2248

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2004) Biomonitoring of heavy metals in the west coastal waters of Peninsular Malaysia using the green-lipped mussel perna viridis: Present status and what next? Pertanika Journal of Tropical Agricultural Science, 27 (2). pp. 151-161. ISSN 1511-3701

Yap, Chee Kong and Ismail, Ahmad and Omar, Husaini and Tan, Soon Guan (2004) Toxicities and tolerances of Cd, Cu, Pb and Zn in a primary producer (Isochrysis galbana) and in a primary consumer (Perna viridis). Environment International, 29 (8). 1097 -1104. ISSN 0160-4120

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and A., Rahim Ismail (2004) The impact of anthropogenic activities on heavy metal (Cd, Cu, Ph and Zn) pollution: Comparison of the metal levels in the green-lipped mussel perna viridis (Linnaeus) and in the sediment from a high activity site at Kg. Pasir Puteh and a relatively low activity site at Pasir Panjang. Pertanika Journal of Tropical Agricultural Science, 27 (1). pp. 73-78. ISSN 1511-3701

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan (2003) Cd and Zn concentrations in the straits of Malacca and intertidal sediments of the west coast of Peninsular Malaysia. Marine Pollution Bulletin, 46 (10). pp. 1349-1353. ISSN 0025-326X

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and Ismail, Abdul Rahim (2003) Can the shell of the green-lipped mussel Perna viridis from the west coast of Peninsular Malaysia be a potential biomonitoring material for Cd, Pb and Zn? Estuarine, Coastal and Shelf Science, 57 (4). pp. 623-630. ISSN 0272-7714; ESSN: 1096-0015

In Monirith, and Ueno, Daisuke and Takahashi, Shin and Nakata, Haruhiko and Sudaryanto, Agus and Subramanian, Annamalai and Karuppiah, Subramanian and Ismail, Ahmad and Muchtar, Muswerry and Zheng, Jinshu and Richardson, Bruce J. and Prudente, Maricar and Hue, Ngyen Duc and Tana, Touch Seang and Tkalin, Alexander V. and Tanabe, Shinsuke (2003) Asia-Pacific mussel watch: monitoring contamination of persistent organochlorine compounds in coastal waters of Asian countries. Marine Pollution Bulletin, 46 (3). pp. 281-300. ISSN 0025-326X; ESSN: 1879-3363

Yap, Chee Kong and Ismail, A. Rahim and Ismail, Ahmad and Tan, Soon Guan (2003) Species diversity of macrobenthic invertebrates in the Semenyih River, Selangor, Peninsular Malaysia. Pertanika Journal of Tropical Agricultural Science, 26 (2). pp. 139-146. ISSN 1511-3701

Yap, Chee Kong and Ismail, Abdul Rahim and Ismail, Ahmad and Tan, Soon Guan (2003) Studies on Heavy Metal Accumulations in Green-Lipped Mussel Perna viridis from Malaysia by Using Multiple Linear Stepwise Regression Analysis. Pertanika Journal of Science & Technology, 11 (1). pp. 43-55. ISSN 0128-7680

Yap, Chee Kong and Ismail, Ahmad and Tan, Soon Guan and Omar, Hishamuddin (2002) Correlations between speciation of Cd, Cu, Pb and Zn in sediment and their concentrations in total soft tissue of green-lipped mussel Perna viridis from the west coast of Peninsular Malaysia. Environment International, 28 (1-2). pp. 117-126. ISSN 0160-4120; ESSN: 1873-6750

Ismail, Ahmad (1999) Environmental Education in Ayer Hitam Forest. Pertanika Journal of Tropical Agricultural Science, 22 (2). pp. 213-215. ISSN 1511-3701

Ismail, Ahmad and Ramli, R. (1997) Trace metals in sediments and molluscs from an estuary receiving pig farms effluent. Environmental Technology, 18 (5). pp. 509-515. ISSN 0959-3330

Book Section

Zulkifli, Syaizwan Zahmir and Hanapiah, Munirah and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Shahrun, Mohammad Shahid and Harino, Hiroya and Inoue, Koji (2017) Concentration of antifoulant herbicide, diuron in the vicinity of Port Klang, Malaysia. In: Isu-Isu Terkini Penyelidikan Saintifik Sains Marin Di Malaysia. Universiti Kebangsaan Malaysia, Bangi, Malaysia, 35 - 38. ISBN 9789834135836

Hajeb, Parvaneh and Christianus, Annie and Ismail, Ahmad and Shakibazadeh, Shahram and Saad, Che Roos (2009) Heavy metal concentration in horseshoe crab (Carcinoscorpius rotundicauda and Tachypleus gigas) eggs from Malaysian coastline. In: Biology and Conservation of Horseshoe Crabs. Springer, London, pp. 455-463. ISBN 9780387899589; EISBN: 9780387899596

Conference or Workshop Item

Kamarudin, N. A. and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2016) Bioavailability of heavy metals (Zn, Cu, Pb and Fe) in surface sediments of the Malacca River, Malaysia. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 73).

Ismail, Nurul Aini and Ab Ghani, Nurul Izza and Ismail, Ahmad (2016) Cross-species microsatellite amplification of river terrapin (Batagur affinis). In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 81).

Yusof, Shahrizad and Ali, Madihah and Ismail, Ahmad (2016) Effect of imazapyr-based herbicide on vasculogenesis in developing Java medaka (Oryzias javanicus) embryo. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 67).

Mohd Nasir, Nor Fatihah and Azmai, Mohammad Noor Amal and Omar, Hishamuddin and Ismail, Ahmad (2016) Growth performance of catfish, Clarias gariepinus, fed with different ration of spirulina, Arthrospira platensis. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 93).

Abdul Khalil, Nurliyana and Azmai, Mohammad Noor Amal and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Abdul Rahman, Mohd Faid (2016) Heavy metals in wild Indonesian shortfin eel, Anguilla bicolor bicolor (McClelland 1844) and giant mottled eel, Anguilla marmorata (Quoy & Gaimard 1824) in the northwest of Peninsular Malaysia. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 71).

Abdul Aziz, Fatin Zahidah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Inoue, Koji (2016) Histological studies and immunohistochemistry for activated caspase-3 in Javanese medaka (Oryzias javanicus) exposed to different concentrations of zinc pyrithione (ZnPT). In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 64).

Ismail, Ahmad (2016) Impacts of climate change on coastal communities in Peninsular Malaysia. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 22).

Mastor, Siti Suhaiba and Azmai, Mohammad Noor Amal and Ismail, Ahmad and Saad, Mohd Zamri and Nasruddin, Nurrul Shaqinah (2016) Lethal dose and clinical signs of Streptococcus agalactiae in Javanese medaka (Oryzias javanicus Bleeker 1854). In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 92).

Shaala, Najla Mohamed Abu and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Azmai, Mohammad Noor Amal and Mohamat Yusuff, Ferdius @ Ferdaus (2016) Median lethal concentration (LC50) and morphological effects of tributyltin chloride (TBTCl) on male and female Artemia salina. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 61).

Ismail, Muhammad Faiz and Azmai, Mohammad Noor Amal and Shohaimi, Shamarina and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Ab Ghani, Nurul Izza (2016) Relationships between otolith dimension, age and somatic growth of Anguilla bicolor bicolor (McClelland 1844) collected from northwest of Peninsular Malaysia. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 72).

Mohd Zaini, N. A. and Hanapiah, Munirah and Mustafa, Muskhazli and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad (2016) Resistance capability of indigenous and non-indigenous bacteria species on 3,4-dichoroaniline. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 62).

Aliu, Sule Hussein and Ismail, Ahmad and Azmai, Mohammad Noor Amal and Zulkifli, Syaizwan Zahmir and Mohd Roseli, Mohd Fauzul Aidil (2016) The influence of water physicochemical parameters on fish occurrence in peat swamp, paddy field and oil palm plantation of north Selangor peat swamp forest, Selangor, Malaysia. In: Malaysia International Biology Symposium 2016, 26-27 Oct. 2016, PICC, Putrajaya, Malaysia. (p. 70).

Yusof, Shahrizad and Muham Said, Nor Farina and Bahali, Nur Haryanti and Ismail, Ahmad (2015) Genotoxic response of Java medaka (Oryzias javanicus) to glyphosate-based herbicide. In: International Conference on Biosciences (ICoBio) 2015, 5-7 Aug. 2015, Institut Pertanian Bogor International Convention Center, Bogor, Indonesia. (pp. 96-102).

Abdul Aziz, Fatin Zahidah and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Mohamat Yusuff, Ferdius @ Ferdaus (2014) Acute test of the antifouling biocide zinc pyrithione on Javanese medaka (Oryzias javanicus). In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 175-178).

Abdul Rahman, Mohd Faid and Ismail, Ahmad (2014) Availability and suitability of Kuala Gula mangroves for milky stork reintroduction program in Malaysia: a re-evaluation. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 187).

Abdul Rahman, Khairunnisa and Abdul Rahim, Abd. Malek and Zulkifly, Shahrizim and Omar, Hishamuddin and Ismail, Ahmad (2014) Bioeconomic study a marine phytoplankton Chaetoceros calcitran by using commercial and formulated fertilizer. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 91).

Tunku Azmir Shah, Tunku Ainna and Loo, Bee Gan and Zulkifly, Shahrizim and Omar, Hishamuddin and Ismail, Ahmad (2014) Bioeconomic study of Chlorella vulgaris in outdoor tank culture by using different types of fertilizer. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 92).

Mukhtar, Aqilah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Miyazaki, Nobuyuki (2014) Determination of food web in Merambong shoal, seagrass area: evidence from stable isotope analysis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 237-239).

Hanapiah, Munirah and Zulkifli, Syaizwan Zahmir and Mukhtar, Aqilah and Mohamat Yusuff, Ferdius @ Ferdaus and Md Joni, Amirul Azuan and Ismail, Ahmad (2014) Determination of trophodynamic structure in the mangrove area of Tanjung Kupang, Malaysia: in sight of stable isotope analysis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 156).

Al Mahrouqi, Hafidh and Abdul Kader, Mohamed Amar Naqqiuddin and Achankunju, Jackson and Omar, Hishamuddin and Ismail, Ahmad (2014) Different salinity effects on the mass cultivation of spirulina (Arthrospira platensis) using urea as nitrogen source in Oman and Malaysia. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 98).

Koh, Wai Seong and Sabuti, Asnor Azrin and Yusoff, Abdul Hafidz and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Mohamed, Che Abd Rahim (2014) Distribution of rare earth elements in sediment cores of Sedili and Tanjung Pelepas, Johor as pollution indicator. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 189-193).

Muhamad Nor, Norsalwani and Bajis, Halisa and Omar, Hishamuddin and Ismail, Ahmad (2014) Effects of NaNO3 and KNO3 in Kosaric fertilizer on the growth of Arthrospira platensis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 103).

Emeka, Udechukwu Bede and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Omar, Hishamuddin (2014) Elemental speciation, bioavailability and risk assessment of selected heavy metals in the intertidal surface sediments of Sungai Puloh mangrove, Malaysia. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 167-171).

Osman, Norhafizah and Mah, Szu Han and Azmai, Mohammad Noor Amal and Omar, Hishamuddin and Ismail, Ahmad (2014) Fatty acid profile of Chlorella vulgaris commercial cultured in different concentration of fertilizer and salinity. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 107).

Nasruddin, Nurrul Shaqinah and Azmai, Mohammad Noor Amal and Ismail, Ahmad (2014) Gonadal histology of tiny scale barb, Thynnichthys thynnoides Bleeker 1852, during mass migration season in Rui River, Perak. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 201).

Mohd Taib, Noor Farah Elinda and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2014) Imposex study on Thais bitubercularis in Merambong shoal, Johor. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 203).

Shabnam, Sohana and Wong, Elena Ai Meng and Omar, Hishamuddin and Zulkifly, Shahrizim and Ismail, Ahmad (2014) Inoculation of blue green algae in paddy soil using artificial plots. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 61-64).

Ismail, Ahmad (2014) Integrated approach to solve pollution and biodiversity conflicts in Malaysia. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 235).

Shaala, Najla Mohamed Abu and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad and Azmai, Mohammad Noor Amal (2014) Lethal concentration 50 (LC50) of tributyltin chloride (TBTCl) on nauplii of brine shrimp (Artemia salina). In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 149-151).

Yusoff, Abdul Hafidz and Sabuti, Asnor Azrin and Mohamed @ Mohd Ramli, Khairul Nizam and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Mohamed, Che Abd Rahim (2014) Natural thorium isotopes and recent sedimentation rates in Port of Tanjung Pelepas (PTP), Johor, Malaysia. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 208-212).

Sukumaran, Puganeswary and Nulit, Rosimah and Zulkifly, Shahrizim and Halimoon, Normala and Omar, Hishamuddin and Ismail, Ahmad (2014) Potential of fresh POME as a growth medium in mass production of Arthrospira platensis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 327-329).

Zulkifli, Syaizwan Zahmir and Aziz, Azizul and Ismail, Ahmad and Azmai, Mohammad Noor Amal (2014) Preliminary study of selected heavy metal contamination in surface sediment of Merambong shoal seagrass bed. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 219).

Lim, Mei Peng and Sabuti, Asnor Azrin and Mohamed @ Mohd Ramli, Khairul Nizam and Mohamat Yusuff, Ferdius @ Ferdaus and Wan Johari, Wan Lutfi and Aris, Ahmad Zaharin and Zulkifli, Syaizwan Zahmir and Zakaria, Mohamad Pauzi and Ismail, Ahmad and Mohamed, Che Abd Rahim (2014) Radioactivity levels of 234Th and 210Po in the green mussel (Perna viridis) at the Straits of Johor) and the estimated accumulations to human body. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 184-186).

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir and Azmai, Mohammad Noor Amal (2014) Safety consumption of heavy metals (Cd and Pb) in edible tissues of paddy eel, Monopterus albus, from paddy cultivation areas. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 224-226).

Alaswad, Fathia Ahmad M. and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Mohd Kusin, Faradiella and Zulkifli, Syaizwan Zahmir and Awang, Muhamad (2014) Tracing carbon and nitrogen fluxes in soil of log-over forest and highly degraded area of oil palm plantations using stable isotope analysis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 233).

Abubakar, Abdussamad and Mustafa, Muskhazli and Wan Johari, Wan Lutfi and Mohamat Yusuff, Ferdius @ Ferdaus and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2014) Tributyltin-resistant bacteria from contaminated surface sediment. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 142).

Yusof, Shahrizad and Ismail, Ahmad (2014) Utilization of Java medaka (Oryzias javanicus) in ecotoxicological studies. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 145).

Kader, Muna A. Omar Abdul and Mohd Basri, Aizatul Adzwa and Zulkifly, Shahrizim and Omar, Hishamuddin and Ismail, Ahmad (2014) The cell structure and growth rate of three species of marine microalgae (Chlorella vulgaris, Tetraselmis chuii and Isochrysis sp.) before and after cryopreservation. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (p. 132).

Abdul Kader, Mohamed Amar Naqqiuddin and Chang, Kuai Peng and Omar, Hishamuddin and Ismail, Ahmad (2014) The effectiveness of commercial fertilizer N:P:K (15, 15, 15) and (12:12:17) with magnesium and iron to increase the growth of Arthrospira platensis. In: Malaysia International Biological Symposium 2014, 28-29 Oct. 2014, Putrajaya, Malaysia. (pp. 133-135).

Ramsie, Siti Aishah and Zulkifli, Syaizwan Zahmir and Mohamat Yusuff, Ferdius @ Ferdaus and Ismail, Ahmad and Mohamed, Che Abd Rahim (2013) Geochronology of 210Pb in sediments of Sepang Besar River, Malaysia. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 245-249).

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2013) Health risk from Cu and Zn contamination through consumption of paddy eel, Monopterus albus. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 239-243).

Zulkifli, Syaizwan Zahmir and Abdul Aziz, Fatin Zahidah and Mohd Ajis, Siti Zaiton and Ismail, Ahmad (2013) Nauplii of brine shrimp (Artemia salina) as a potential toxicity testing organism for heavy metals contamination. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 233-237).

Sow, Ai Yin and Ismail, Ahmad and Zulkifli, Syaizwan Zahmir (2012) Cu and Zn in selected tissues of Monopterus albus, asian swamp eel from paddy cultivation areas of Tumpat, Kelantan. In: Malaysia International Biological Symposium 2012: Sustainable Management of Bioresources, 11-12 Jul. 2012, Selangor, Malaysia. (pp. 405-408).

Mohd Idris, Elfera Idora and Mohamat Yusuff, Ferdaus and Juahir, Hafizan and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2012) Source apportionment of organotin compound based on spatial variation using multiple linear regression (MLR) and hierarchical agglomerative cluster analysis (HACA) in Southern Coast of Peninsular Malaysia. In: Malaysia International Biological Symposium 2012: Sustainable Management of Bioresources, 11-12 July 2012, Selangor, Malaysia. (pp. 100-104).

Cheng, Wan Hee and Yap, Chee Kong and Ismail, Ahmad and Ismail, Abdul Rahim and Tan, Soon Guan (2009) Heavy metal (Cd, Cu, Pb, and Zn) concentrations in the shells of Nerita lineata collected from the west intertidal area of Peninsular Malaysia. In: Fundamental Sciance Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 31-32).

Yap, Chee Kong and Ng, Yew Jing and Edward, Franklin Berandah and Ismail, Ahmad (2009) Heavy metal concentrations in the male and female of Perna viridis collected from Kampung Pasir Puteh and Sungai Semerak. In: Fundamental Science Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 65-66).

Yusof, Shahrizat and Ismail, Ahmad (2009) Manipulation of methods for a high hatching rate in java medaka (Oryzias javanicus) culture. In: Fundamental Sciance Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 95-96).

A. Manan, Nurhayati and Ali, Jambari and Ismail, Ahmad and Kusnan, Misri (2009) Respirocardio physiology of aquatic invertebrate -its response to environmental changes. In: Fundamental Sciance Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 77-78).

Inaugural Lecture

Ismail, Ahmad (2011) Coastal biodiversity and pollution: a continuous conflict. [Inaugural Lecture]

Monograph

Ismail, Ahmad (1999) Heavy metals Cu, Cd, Pb and Zn in some commercial fishes from east and west coast of Peninsular Malaysia. Research Report. The Research Unit, Universiti Putra Malaysia, Serdang, Selangor.

Newspaper

Ismail, Ahmad No threat of bird flu from raptors. in New Straits Times, (17 March 2021), p. 12. (Call Number: 2021/03-102)

Ismail, Ahmad Teliti keberkesanan penalti lebih tinggi pesalah kes. in Berita Harian, (7 September 2020), p. 3. (Call Number: UNSPECIFIED)

Ismail, Ahmad Petunjuk biologi loceng amaran pencemaran. in Utusan Malaysia, (19 July 2019), pp. 26-27. (Call Number: 2019/07-091)

Ismail, Ahmad Biar hijau seluruh alam. in Utusan Malaysia, (28 June 2019), pp. 26-27. (Call Number: 2019/06-095)

Ismail, Ahmad Kelestarian alam pastikan bandar raya selamat, selesa. in Berita Harian, (19 February 2019), p. 11. (Call Number: 2019/02-069)

Ismail, Ahmad Pesta sayap hargai burung. in Utusan Malaysia, (19 October 2018), p. 30. (Call Number: 2018/10-053)

Ismail, Ahmad Syor pusat penternakan ruminan untuk ibadat korban. in Berita Harian, (29 August 2018), p. 11. (Call Number: 2018/08-060)

Ismail, Ahmad Plastik pendekkan hayat penyu. in Utusan Malaysia, (13 July 2018), p. 20. (Call Number: 2018/07-087)

Ismail, Ahmad Harapan kepada menteri baharu. in Utusan Malaysia, (6 July 2018), p. 20. (Call Number: 2019/01-024)

Ismail, Ahmad Pantau spesies terancam. in Utusan Malaysia, (29 June 2018), p. 20. (Call Number: 2018/06-016)

Ismail, Ahmad Aktifkan semula dasar pandang ke timur. in Berita Harian, (24 June 2018), p. 10. (Call Number: 2018/06-002)

Ismail, Ahmad Mencari sifnifikan Hari Alam Sekitar. in Utusan Malaysia, (8 June 2018), p. 18. (Call Number: 2018/06-015)

Ismail, Ahmad Pencemaran plastik ancam hidupan laut. in Berita Harian, (5 June 2018), p. 11. (Call Number: 2018/06-039)

Ismail, Ahmad Alam sekitar dan gaya hidup. in Utusan Malaysia, (25 May 2018), p. 20. (Call Number: 2018/05-015)

Ismail, Ahmad Perancangan pelajaran lepasi wawasan 2020. in Berita Harian, (22 May 2018), p. 10. (Call Number: 2018/05-084)

Ismail, Ahmad Pentingnya silibus alam sekitar. in Utusan Malaysia, (4 May 2018), p. 32. (Call Number: 2018/05-001)

Ismail, Ahmad Tapir kian 'tinggalkan' kita. in Utusan Malaysia, (27 April 2018), p. 24. (Call Number: 2018/04-124)

Ismail, Ahmad Bumi sudah 'sesak nafas'. in Utusan Malaysia, (20 April 2018), p. 22. (Call Number: 2018/04-112)

Ismail, Ahmad Hutan untuk kesejahteraan manusia. in Utusan Malaysia, (6 April 2018), p. 22. (Call Number: UNSPECIFIED)

Ismail, Ahmad Ancaman pencemaran plastik mikro. in Utusan Malaysia, (30 March 2018), p. 20. (Call Number: 2018/03-013)

Ismail, Ahmad Tiga digugurkan: suasana suram selubungi Malaysian Tigers selepas Van Huizen umum nama 18 pemain ke Gold Coast. in Harian Metro, (22 March 2018), p. 54. (Call Number: 2018/03-059)

Ismail, Ahmad Seronoknya memerhati burung. in Utusan Malaysia, (9 March 2018), p. 20. (Call Number: 2018/03-042)

Ismail, Ahmad Niaga hidupan liar guna internet. in Utusan Malaysia, (2 March 2018), p. 20. (Call Number: 2018/03-011)

Ismail, Ahmad 'Penyu menangis kenang nasib'. in Utusan Malaysia, (2 February 2018), p. 18. (Call Number: 2018/02-104)

Ismail, Ahmad STEM pacu bidang sains. in Utusan Malaysia, (26 January 2018), p. 20. (Call Number: 2018/01-001)

Ismail, Ahmad Tenggiling haiwan terancam. in Utusan Malaysia, (12 January 2018), p. 20. (Call Number: 2018/01-030)

Ismail, Ahmad Detik penting alam sekitar. in Utusan Malaysia, (5 January 2018), p. 18. (Call Number: 2018/01-035)

Ismail, Ahmad Semarakkan semangat kesukarelawan. in Utusan Malaysia, (22 December 2017), p. 20. (Call Number: 2017/12-143)

Ismail, Ahmad Hidup tuntung tidak untung. in Utusan Malaysia, (15 December 2017), p. 20. (Call Number: 2017/12-015)

Ismail, Ahmad Usah usik Hutan Ulu Muda! in Utusan Malaysia, (8 December 2017), p. 24. (Call Number: 2017/12-069)

Ismail, Ahmad Tapir luka, mati, pupus. in Utusan Malaysia, (1 December 2017), p. 20. (Call Number: 2017/12-060)

Ismail, Ahmad Merdekakah alam sekitar kita. in Utusan Malaysia, (29 November 2017), p. 22. (Call Number: 2017/09-075)

Ismail, Ahmad Cerita kemandirian burung enggang. in Utusan Malaysia, (24 November 2017), p. 20. (Call Number: 2017/11-028)

Ismail, Ahmad Mengurus air bersih. in Utusan Malaysia, (17 November 2017), p. 22. (Call Number: 2017/11-012)

Ismail, Ahmad Kisah burung dan Parit Jawa. in Utusan Malaysia, (3 November 2017), p. 22. (Call Number: 2017/11-118)

Ismail, Ahmad Bukankah kita sahabat alam? in Utusan Malaysia, (27 October 2017), p. 20. (Call Number: 2017/10-084)

Ismail, Ahmad Sayangi Sungai Sepang. in Utusan Malaysia, (20 October 2017), p. 22. (Call Number: 2017/10-035)

Ismail, Ahmad Faedah pengkulturan alga mikro. in Utusan Malaysia, (13 October 2017), p. 20. (Call Number: 2017/10-007)

Ismail, Ahmad Keresahan alam Cameron Highlands. in Utusan Malaysia, (6 October 2017), p. 20. (Call Number: 2017/10-023)

Ismail, Ahmad Taman tugu lindungi spesies. in Utusan Malaysia, (15 September 2017), p. 24. (Call Number: 2017/9-003)

Ismail, Ahmad Bina kemudahan jangan jejas habitat. in Utusan Malaysia, (8 September 2017), p. 22. (Call Number: 2017/09-013)

Ismail, Ahmad Selesaikan isu pencemaran plastik. in Utusan Malaysia, (1 September 2017), p. 20. (Call Number: 2017/09-072)

Ismail, Ahmad Gajah spesies terancam. in Utusan Malaysia, (25 August 2017), p. 23. (Call Number: 2017/08-034)

Ismail, Ahmad Perak lindungi harimau. in Utusan Malaysia, (18 August 2017), p. 21. (Call Number: 2017/08-226)

Ismail, Ahmad Untung nasib ikan loma Sungai Perak. in Utusan Malaysia, (11 August 2017), p. 21. (Call Number: 2017/08-078)

Ismail, Ahmad Hutan bakau perisai alam. in Utusan Malaysia, (4 August 2017), p. 23. (Call Number: 2017/08-007)

Ismail, Ahmad Aset langkawi tarikan pelancong. in Utusan Malaysia, (28 July 2017), p. 23. (Call Number: 2017/07-088)

Ismail, Ahmad Inovasi, evolusi lemang, ketupat. in Utusan Malaysia, (14 July 2017), p. 23. (Call Number: 2017/07-074)

Ismail, Ahmad Kita banyak bazirkan makanan. in Utusan Malaysia, (2 June 2017), p. 20. (Call Number: 2017/06-024)

Ismail, Ahmad Ikan medaka petunjuk biologi. in Utusan Malaysia, (26 May 2017), p. 28. (Call Number: 2017/05-043)

Ismail, Ahmad Biodiversiti dan universiti. in Utusan Malaysia, (31 March 2017), p. 26. (Call Number: 2017/03-098)

Ismail, Ahmad Memerhati gerak geri burung pemangsa. in Utusan Malaysia, (10 March 2017), p. 22. (Call Number: 2017/03-045)

Rajagopal, Magendran and Ismail, Ahmad Tersebar melalui haiwan ternakan: rumpai Miang Mexico boleh jejas sistem pernafasan. in Berita Harian, (11 December 2014), p. 4. (Call Number: 2014/12-063)

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