Yes, This is proubly what happened i have an yellow tang that did the exact same thing. Personally i dont think you need to worry about it unless he attacks other fish.
I have already put the ge silicone II in my diy sump i havent run water through it but i have went to many threads about the bio seal on it and it was an argument good or bad good or bad. Pls give me some advise
I am considering making an sump myself for my 55 gal out of 20 gallon tank, glue, plexi glass, and an 18$ pump. Will anyone pls help me with the design??
Well mine wasnt really rude or anything he was just an $$$. He told.me i could put camel back shrimp in my tank wow big big big no no. . So i bought them i was an nooby then the next morning he was fat and most all my coral was gone. HOLY WAS I MAD SO I HAD TO TAKE ALL MY FREAKIN ROCK OUT TO...