PROBLEM TO BE SOLVED: To provide feed for aquatic organisms that produces an effect such as an improved survival rate of aquatic organisms and a culture method using the same.SOLUTION: Feed for aquatic organisms contains a black currant fruit or a black currant fruit processed product. Preferably, the black currant fruit from which fruit juice is removed is dried and ground to obtain a dry ground product of black currant fruit, and the dry ground product is contained in the feed in the amount of 0.01-2 mass%.COPYRIGHT: (C)2016,JPO&INPIT【課題】水生生物の生残率向上等の効果が得られる水生生物用飼料及びそれを用いた養殖方法を提供する。【解決手段】水生生物用飼料にカシス果実又はカシス果実加工品を含有させる。好ましくは、果汁を除去したカシス果実を乾燥させて、粉砕して得られるカシス果実の乾燥粉砕物を0.01~2質量%含有させる。【選択図】なし