 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.! e( S& n+ e$ W6 p
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You can increase the water temp up to ~28C and give them drugs (basically Cu2+ ions), plus large quantity of water change. Google for further details., ? _( y b+ w* U2 |! q2 E8 m
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It might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones.
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By the way, is it necessary to have >20C for koi and goldfish? |
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