I don't think they're suppose to come out of the shell unless they're changing them.
Hopefully your fish don't have a parasite like gill flukes or even cryptocaryon.
But,I would just wait and see.If you get into doing things too fast and guessing what might be wrong/treating it will be bad for the fish.
Hopefully your fish don't have a parasite like gill flukes or even cryptocaryon.
But,I would just wait and see.If you get into doing things too fast and guessing what might be wrong/treating it will be bad for the fish.