Gold Fish problem?

  • We are currently upgrading MFK. thanks! -neo
Yes, it's one of those that can likely cause their deaths.
 
Acclimatizing your fish is not fancy. It is a very basic practice.
 
Oh, okay. I get it. :)

Hard water is usually appropriate for goldfish. How hard is it?

So there was 0 ammonia, 0 nitrites and low nitrAtes?
 
Yes^ 0everything I have 4 RTC's in there and there doing fine besides one he jumped out of the rubbermaid and when in with the big boy he is just breathing pretty hard and has a small cut but he is eating
 
MonsterFishKeepers.com