 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.' a1 N5 G& m0 M% k' v, N+ g: \* I
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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.0 i b8 C% c. m7 l. [
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It might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones.9 H; n6 a; b# X. O( y- V
0 {- S4 H9 R9 @By the way, is it necessary to have >20C for koi and goldfish? |
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