Bioscientist : Jurnal Ilmiah Biologi
Vol 10, No 1 (2022): June

Biologi Reproduksi Rajungan (Portunus pelagicus) di Ekosistem Mangrove Kabupaten Labuhanbatu

Tianlin Munthe (Program Studi Pendidikan Biologi, FKIP, Universitas Labuhanbatu)
Rivo Hasper Dimenta (Program Studi Pendidikan Biologi, FKIP, Universitas Labuhanbatu)

Article Info

Publish Date
30 Jun 2022

Abstract

The purpose of this study was to analyze the Gonad Maturity Level (TKG), Gonad Maturity Index (IKG), first gonad maturity size (L50), egg weight (fecundity) in Portunus pelagicus in Sei Barombang waters, Labuhanbatu Regency. The sampling point for Portunus pelagicus sampling was carried out in Sei Barombang waters. The research method used purposive random sampling to determine three sampling stations in the research area. Portunus pelagicus samples were taken using traps and trawl nets. The results of the study of Portunus pelagicus males and females were more dominant in TKG I. The IKG values for male Portunus pelagicus ranged from 8.85 - 15.59 and females ranged from 5.15 - 13.69. The male Portunus pelagicus crab experienced the first maturity of gonads measuring around 87.20 mmCW and females around 103.55 mmCW. Egg weight or fecundity in Portunus pelagicus in Sei Barombang waters, Labuhanbatu Regency ranged from 317.280 ± 1.897558 eggs.

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Journal Info
Bioscientist : Jurnal Ilmiah Biologi
Website

Abbrev

bioscientist

Publisher

Universitas Pendidikan Mandalika

Subject

Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Education Immunology & microbiology Social Sciences

Description

Bioscientist : Jurnal Ilmiah Biologi (BJIB), receiving and publishing article in the form of research (scientific article) in the field of biology education and utilization of biological research in learning. Moreover, this journal bridges the gap between research and practice, providing ...