This is a myth. If your fish seems like it only grows to the size of the small tank its been kept in, Its because the animal is stunted and is overall not in good health.I thought the fish only grows to size of tank??
Glad to hear you have a plan.
This is a myth. If your fish seems like it only grows to the size of the small tank its been kept in, Its because the animal is stunted and is overall not in good health.