Yeah most likely stirred up a pocket of gases in an area of substrate that hadn't been stirred up in a while.(like somone stated)
fishy12;4037084; said:I bet you stirred up trapped gases in your tank. Or you over feed
Oddball;4037418; said:Did you use Prime when you did the water change? That product can get a smell that could gag a maggot. Carbon or resin will remove the odor.
Thats exactly what I was gonna ask LOLOddball;4037418; said:Did you use Prime when you did the water change? That product can get a smell that could gag a maggot. Carbon or resin will remove the odor.