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SELEKSI INDUK JANTAN CUPANG ALAM B CHANNOIDES DAN PENENTUAN UMUR PANEN LARVA METODE PENGOCOKAN SERTA EFEKTIFITASNYA Agus Priyadi; Asep Permana; Ahmad Musa; Bastiar Nur; Sawung Cindelaras; Sulasy Rohmy; Siti Zuhriyyah Musthofa
Jurnal Akuakultur Rawa Indonesia Vol 9, No 2 (2021): JURNAL AKUAKULTUR RAWA INDONESIA
Publisher : Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36706/jari.v9i2.15478

Abstract

Snakehead (Betta channoides) is a native and endemic fish from East Kalimantan. It has a beautiful and attractive color as an ornamental fish commodity. This fish is incubating her eggs in its mouth or a mouthbrooder. The important thing in spawning is male brood selection, it is related to eggs incubating and also proper harvests time and technique in order to maximize the result. The aim of this research is to determine the criteria for good male broodstock used in spawning, proper time to harvest the larvae and the effectiveness of shaking technique to harvest the larvae. There are two criteria selecting male broodstock, 1. Mouth shape and 2. Body coloration. Determination of harvest time was carried by harvesting larvae 4th, 8th and 12th day after spawning. The effectiveness of shaking technique was seen by comparing with broodstock natural larva released. The parameters that observed in this research were the shape of male broodstock, male body color, the number of harvested larvae and harvesting time between shaking technique and naturally released by male. The result showed that selection of male snakehead betta good for spawning was the male broodstock with wider mouth shape and have width of 0.5cm also with not too bright red body coloration. The proper harvesting time for maximum yield was the 8th day after spawning. The shaking technique in harvesting is more effective in harvest time, number of larvae, survival rate of larvae and its simplicity comparing to natural released by broodstock.  Keywords: selection, male broodstock, larva harvest, shaking, B. channoides
POTENSI “IKAN MURAI AIR TAWAR” (Gymnothorax polyuranodon) SEBAGAI IKAN HIAS Ahmad Musa; Bastiar Nur; Rina Hirnawati
Media Akuakultur Vol 6, No 1 (2011): (Desember 2011)
Publisher : Pusat Riset Perikanan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (564.3 KB) | DOI: 10.15578/ma.6.1.2011.21-24

Abstract

Indonesia merupakan negara yang kaya akan potensi sumberdaya alam hayati termasuk di dalamnya ikan-ikan air tawar, payau, dan laut yang prospeknya dikembangkan sebagai komoditas yang bernilai ekonomi tinggi. Ikan murai air tawar (Gymnothorax polyuranodon) merupakan salah satu spesies ikan yang sebarannya cukup luas di Indonesia. Dalam siklus hidupnya ikan murai ini hidup di air tawar, payau dan laut. Corak warna coklat kekuningan dengan bintik hitam bulat yang tidak teratur pada kepala seperti pita-pita yang warnanya memanjang yang lengkap serta bentuknya yang mirip ular menyebabkan ikan murai ini juga dijadikan ikan hias. Tiga kali koleksi ikan murai di alam telah dilakukan di Sungai Lasusua, Sulawesi Tenggara pada September 2008, Oktober, dan November 2009.