a0761177_and_Treat_Problems____PetSmart__3
[0] Poor Water Quality [1] Lack of Oxygen [2] Rapid gill movements, Fish rising to water surface to gulp air [4] Keep filter running and use air stone and pump. [3] 
Turn on filter or aerator, perform water change.
Diagnosing Fish Ailments: How To Analyze and Treat Problems. | PetSmart
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