Keragaman dan Kelimpahan Sumberdaya Ikan di Perairan Hutan Mangrove Pulau Unggas Air Bangis Pasaman Barat

Eni, Kamal (2011) Keragaman dan Kelimpahan Sumberdaya Ikan di Perairan Hutan Mangrove Pulau Unggas Air Bangis Pasaman Barat. Jurnal Biota, 16 (2). pp. 187-192. ISSN 0853-8670

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Abstract

Mangrove forest is unique ecosystem and has three main functions, ecological, physical, and economic. In the area of mangrove forest waters in Pulau Unggas, Air Bangis, West Pasaman. The purpose of this research is to determine the level of diversity and abundance of fish resources found around the waters of the Unggas Island. Materials and methods used are survey method on four stations. Sampling fish with a fishing net using monofilament nets with mesh size of 1.5 inches and nets 120 meters long, has been discovered 7 families and 16 species of fish as the result of this research. The dominant fish families were Lutjanidae 4 species and 3 species of the family Carangidae. From data analysis has been found that the range of diversity index is 0.4520.970, evenness 0.6200.950, richness 0.5651.820 and the similarity type 0.5001.334. From the value of distribution of individual fish caught are relative evenly with an average of 0.785.

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