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Effective range of traditional Malaysian FAD as determined by fish-releasing method


Citation

Ibrahim, Sakri and Kawamura, Gunzo and Ambak, Mohd Azmi (1990) Effective range of traditional Malaysian FAD as determined by fish-releasing method. Fisheries Research, 9 (4). art. no. undefined. pp. 299-306. ISSN 0165-7836

Abstract

An experiment to determine the effective range of a traditional Malaysian FAD, the unjam, was conducted in waters off the Terengganu coast, South China Sea. Seventy-two fish of different species, with a float and line attached as a marker, were released at a distance of 30 m from the unjam and subsequently increased by every 30 m until no fish were observed heading towards the unjam. It was found that the effective range of the unjam was 180 m. Landmark orientation was hypothesized that, as the released fish were all unjam-associated species and residents in the area, they had been familiar with the surroundings and had learnt the "home" unjam. © 1990.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Fisheries and Marine Science
Universiti Pertanian Malaysia
DOI Number: https://doi.org/10.1016/0165-7836(90)90048-Z
Publisher: undefined
Keywords: Traditional malaysian fad; Effective range; Fish-releasing method
Depositing User: Ms. Zaimah Saiful Yazan
Date Deposited: 26 Nov 2025 08:25
Last Modified: 26 Nov 2025 08:25
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1016/0165-7836(90)90048-Z
URI: http://psasir.upm.edu.my/id/eprint/116041
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