Mar 26, 2014 #1 Aphone Aquarium Advice Activist Joined Mar 2, 2013 Messages 150 or is it the left over food being there for too long? overfeading?
Mar 26, 2014 #2 Plantaholic Aquarium Advice Freak Joined Jan 15, 2014 Messages 259 Location Olathe, KS Likely both. Are you using a gravel vac when changing water? Possibly something died? Do you test your water, and if so what are your results?
Likely both. Are you using a gravel vac when changing water? Possibly something died? Do you test your water, and if so what are your results?