Pola Pertumbuhan Dan Indeks Kondisi Lobster Pakistan (Panulirus polyphagus) Hasil Tangkapan Jaring Insang (Gill Net) Di Perairan Barat Pulau Tarakan | ELECTRONIC THESES AND DISSERTATION
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Pola Pertumbuhan Dan Indeks Kondisi Lobster Pakistan (Panulirus polyphagus) Hasil Tangkapan Jaring Insang (Gill Net) Di Perairan Barat Pulau Tarakan

Pengarang : Suriyanti - Personal Name;

Perpustakaan UBT : Universitas Borneo Tarakan., 2022
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Abstract

secara geografis hidup di perairan laut tropis dan bernilai ekonomis baik di pasar domestik maupun ekspor. Tujuan penelitian ini adalah untuk mengetahui rasio kelamin, pola pertumbuhan dan indeks kondisi lobster P. polyphagus di Perairan Barat Kota Tarakan. Penelitian menggunakan metode deskriptif kuantitatif dengan pengambilan sampel selama 2 bulan dalam 4 kali sampling. Hasil penelitian didapatkan sampel sebanyak 48 ekor jantan dan 22 ekor betina. Hasil analisis terhadap sampel didapatkan perbandingan rasio kelamin lobster pakistan jantan dan betina yaitu 2,18:1 dengan persentase 69% jantan dan 31% betina yang bersifat tidak seimbang. Pola pertumbuhan lobster pakistan yaitu allometrik negatif dengan nilai b (2,33) jantan dan (2,88) betina, hasil uji T terhadap lobster pakistan didapatkan b≠3 dimana menerima H1 yang artinya pertumbuhan bersifat allometrik. Persentase indeks kondisi pada lobster jantan sebesar 48% dan betina sebesar 55% sebagai sampel penelitian dikategorikan kurus.
Kata kunci: Pertumbuhan, Indeks Kondisi, Rasio Kelamin, Lobster Pakistan, Panulirus Polyphagus

Pakistani lobster (P. polyhagus) is a mud spiny lobster geographically living in the tropical marine waters and has the economic value in both domestic and export markets. The purpose of this research was to determine the sex ratio, growth pattern, T-test, and condition index of P.polyphagus lobster in the West Waters of Tarakan. The research used a descriptive-quantitative method with the samples taken for 2 months and repeated 4 times. The total samples were 48 males and 22 females. The analysis results showed that the sex ratio of male and female Pakistani lobsters was 2.18:1 (unbalanced) with the percentage of 69% males and 31% females. The growth pattern of Pakistani lobster was negatively allometric with the value of b (2.33) male and (2.88) female, the T-test result on Pakistan lobster was b≠3, accepting H1, meaning that the growth was allometric. The percentage of condition index of male lobster was 48%, while the female lobster was 55% and categorized into thin. Keywords: Growth, Condition Index, Sex Ratio, Pakistan Lobster, Panulirus polyphagus

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