 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.
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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.9 z$ c5 v+ m% I, Q/ O
* V5 j4 \4 M. ~It might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones./ I! e1 i& F# [1 `4 H* d' G, w
& i5 c1 Y. J" o' Z2 ?% U! t4 d3 eBy the way, is it necessary to have >20C for koi and goldfish? |
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