The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
He has been rubbing up against the rock. Swimming around in real fast bursts. And inhaling and spitting out sand. I have had him 2 weeks and this is the first time he has done this. I did add some fish 2 days ago.
You added the puffer two weeks ago an then a few more fish two days ago?How many? Were the fish QT? Questions like the age of your tank and your water parameters as mentioned will be helpful as well.