 鲜花( 0)  鸡蛋( 0)
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It might be ick, an infection of the parasite Ichtyopthirius.
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& E1 x/ {6 t" u4 N8 q. K# t" GYou 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.
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0 @; T4 \8 s! @7 h" bIt might be hard to keep all the infected fishes, but treatment is necessary to protect uninfected ones.( \# }$ ~2 Q7 I, t. }
: Z% v$ \* K$ E0 P* DBy the way, is it necessary to have >20C for koi and goldfish? |
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