USAha Pembenihan Ikan Hias Cupang (Betta Splenders) di Kabupaten Serang

The fighting fish (Betta splenders) is one of ornamental fish with high economic value. The price of malefish is about Rp 5,000 to Rp 1,000,000 per fish. Demand for the fish in Serang Regency is satisfied by the fish raisersfrom other regencies. Seedling technique for the fighting fish is available at the Fresh Water Fisheries ResearchInstitute and the hobbyists but the fighting fish raisers in Serang Regency still rely on natural stocks for live feedsupply. The assessment aimed at applying and disseminating seedling technique for the fighting fish, and improvingfish raisers in Serang Regency. Assessment was conducted on January to December 2002 with nine cooperatingfarmers classified into three groups. Nine pairs of the fighting fish parent stocks of Serit type were spawned in nineaquaria of 20 x 20 x 25 cm3 . There were three treatments with three replications, namely (A) male fish was separatedafter spawning, (B) male fish was separated after the larvae were three days old, and (C) male fish was separated afterthe larvae were seven days old. The larvae were fed with Moina sp until 14 days old, fed with Moina sp and Daphniasp for 14-30 days old, and fed with Daphnia sp and the mosquito larvae of Chironomus sp for 30-45 days old. Totalegg produced varied from 408-815 eggs per female parent. Fertilization rates were 80.5-94.5 percent and hatchingrates were 74.5-95.8 percent. Egg incubation periods were 25-31 hours. Survival rates of B treatment in 14 and 45days old were each of 87.5 and 87 percent, while those C treatment were each of 82.0and 81.5 percent, and those Atreatment were each of 81.5 and 80.0 percent. Profit earned from fighting fish breeding was Rp 3,390,000 perspawning period of 1.5 months.Keywords: Betta splenders, seedling, separation of male fish, survival rate, proitabilityIkan cupang (Betta splendens) merupakan salah satu jenis ikan hias yang mempunyai nilai ekonomis tinggidan banyak terdapat di pasaran. Harga ikan cupang jantan berkisar Rp. 5.000,- - Rp. 1.000