THE FEEDING MANAGEMENT OF GROUPER (Epinephelus sp.) LARVAE FROM THE CROSS-BREEDING SPAWNING PRODUCT IN BULELENG BALI
نویسندگان
چکیده
High mortality in larvae emerges due to less suitable size and nutritional contents of the feed for larval requirement. Therefore, live management is one successive factors many grouper hatcheries reduce high risk stage provide good value fish. This article reviewed feeding obstacles occurred during within rearing period Buleleng, Bali. The were produced from cross-breeding process between female tiger (E. fuscoguttatus) male marbled polyphekadion). Rotifers (Branchionus plicatilis) enriched with marine green microalgae (Nannochloropsis oculata) at 2 × 105 ind/ml. then fed 1-3 application was performed when 2-7 DAH (days after hatching). Artemia salina 17-DAH 0.2-0.5 ind/ml, increased 8 ind/ml as reached 27 four-time frequency. Also, commercial provided 15 small shrimp (Acetes sp.) 40-DAH supplement. could produce a absolute length growth rate 22.3 mm on 35 days rearing. However, still cannibalism, stocking density rotifers, fluctuated weather that decreased supply. Thus, additional nutrient enrichment optimal consumption observation should be rate, condition influence.
منابع مشابه
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ژورنال
عنوان ژورنال: Journal of Aquaculture Development and Environment
سال: 2023
ISSN: ['2654-4458', '2655-545X']
DOI: https://doi.org/10.31002/jade.v6i1.7603