Feb 28, 2019 #21 Nokiaec11 Active Member View Badges Joined Aug 11, 2018 Messages 163 Reaction score 115 Rating - 0% 0 0 0 There are many factors that could be....sand is not live with bacteria, rock has uneaten food inside, and as mentioned chances are you probably no longer have enough good bateria in your tank..
There are many factors that could be....sand is not live with bacteria, rock has uneaten food inside, and as mentioned chances are you probably no longer have enough good bateria in your tank..