Natural Spawning Technique of Koi Fish (Cyprinus carpio) in the Ciparanje Inland Fisheries Area, Sumedang, Indonesia

The Ciparanje inland aquaculture area has emerged as a hub for breeding ornamental fish, with koi fish being prominent species. increasing demand led to surge in businesses. What sets apart from some other species is their ability breed throughout the year, unaffected by specific seasons. However, natural habitat, typically spawn at onset of rainy season, triggered enticing aroma soil. growth influenced various factors, including species, genetic characteristics, feeding efficiency, disease resistance, and environmental conditions such water feed quality, well stocking density. To ensure production top-quality fry, it crucial employ appropriate spawning techniques. In this study, participative approach was employed investigate report on procedures area, managed Padjadjaran University. method implemented encompasses several processes, preparation ponds, selection stock, egg hatching, larvae rearing. A total 90,175 eggs were collected examined broodstock during activities, an impressive 80% these successfully hatched. calculated Hatching Rate (HR) reached 96.5%, indicating high level achievement hatching larvae.