 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.( j$ I$ B9 q; a( `, c& S
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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.: K4 m. q( p) h: J; N# a4 g
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It might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones. y! @% g4 N {/ x/ D" x
2 U4 e: l* Y: ?By the way, is it necessary to have >20C for koi and goldfish? |
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