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Keanekaragaman Hasil Tangkapan Alat Tangkap Payang di Kelurahan Bungus Selatan, Kecamatan Bungus Teluk Kabung, Kota Padang Sembiring, Jesimiel Pranisa; Mairizal, Mairizal; Arfiana, Bs Monica; Nelwida, Nelwida; Ramadan , Fauzan; Wulanda, Yoppie
Mantis Journal of Fisheries Vol. 2 No. 01 (2025): April 2025
Publisher : Department of Fisheries, Animal Science Faculty, Universitas Jambi.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/mjf.v2i01.41044

Abstract

Desa Bungus Selatan yang terletak di pesisir Sumatera Barat mayoritas penduduknya bermata pencaharian sebagai nelayan dengan menggunakan berbagai jenis alat tangkap seperti millennium gillnet, bubu, rawai, jaring pantai (beach seine), bagan perahu, dan payang. Penelitian ini berfokus pada keragaman hasil tangkapan alat tangkap payang di Desa Bungus Selatan, Kecamatan Teluk Kabung, Kota Padang. Penelitian ini menggunakan metode survei dengan pengumpulan data melalui observasi langsung dari tujuh kapal yang menggunakan alat tangkap payang. Observasi mencakup identifikasi spesies, jumlah ikan, dan total berat hasil tangkapan. Total ikan yang tercatat sebanyak 68.621 ekor dengan berat keseluruhan 5.666,57 kg. Hasil tangkapan terbanyak adalah ikan tuna (3.841 kg atau 67,78%), sedangkan yang paling sedikit adalah cumi-cumi (21,4 kg atau 0,38%). Analisis keanekaragaman menunjukkan nilai indeks Shannon-Wiener (H') sebesar 0,56 yang tergolong rendah. Indeks keseragaman juga rendah (0,35), dan indeks dominansi tinggi (0,70), yang mengindikasikan dominasi oleh beberapa spesies tertentu. Spesies yang teridentifikasi meliputi Euthynnus affinis, Katsuwonus pelamis, Caranx ignobilis, Stolephorus sp., dan Loligo chinensis. Temuan ini mencerminkan rendahnya keanekaragaman spesies dan tingginya dominansi dalam hasil tangkapan payang yang menunjukkan perlunya pengelolaan sumber daya yang berkelanjutan.
The effect of addition of methionine and lysine in rations containing fermented palm kernel cake on broiler protein efficiency ratio M. Alfarizi; Mairizal, Mairizal; Akmal, Akmal
Jurnal Ilmu Peternakan dan Veteriner Tropis (Journal of Tropical Animal and Veterinary Science) Vol. 15 No. 4 (2025): Jurnal Ilmu Peternakan dan Veteriner Tropis (Journal of Tropical Animal and Ve
Publisher : Fakultas Peternakan Universitas Papua

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46549/jipvet.v15i4.563

Abstract

This study aims to determine the effect of methionine and lysine supplementation in rations containing fermented palm kernel cake inoculated with Bacillus cereus V9 on the Protein Efficiency Ratio. This study used a completely randomized design (CRD) with five treatments and four replications. The treatments in this study were different levels of methionine and lysine administration in rations containing fermented palm kernel cake. Treatment P0 = is a control ration (RK), namely a ration containing fermented palm kernel cake without the addition of methionine and lysine. P1 = RK + 0.25% lysine and 0.25% Methionine, P2 = RK + 0.5% lysine and 0.25% Methionine, P3 = RK + 0.25% lysine and 0.5% Methionine and P4 = RK + 0.5% lysine and 0.5% Methionine. Observed variables are Feed Consumption, Body Weight Gain, Protein Consumption, and Protein Efficiency Ratio. Data were processed using analysis of variance with Duncan's advanced test. The results of the study showed that the addition of methionine and lysine to rations containing fermented palm kernel meal did not significantly affect (P > 0.05) feed consumption, but significantly affected (P < 0.05) protein consumption, body weight gain, and protein efficiency ratio. The addition of 0.5% methionine and lysine can increase body weight gain, protein intake, and protein efficiency ratio. This study concludes that the addition of 0.5% methionine and 0.5% lysine to rations containing fermented palm kernel meal by Bacillus cereus V9 can increase the protein efficiency ratio.