 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.8 H3 m1 w0 K j0 x( _" @5 U
; R! j) V- x. _5 }3 h: H; J3 FYou 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.: g! s) \( k/ O" R
$ Z, x+ J0 i: x9 I/ T EIt might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones.9 |) e/ F9 T$ i2 y) F% m
3 n1 S: z/ u, s& _6 t* Q; C- hBy the way, is it necessary to have >20C for koi and goldfish? |
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