dward angel

Hello. I have a coral beauty angle fish and it is pecking at my gsp constantly. I am going on a vacation tomorrow (Wednesday to Sunday) and I can give the angel back to the store in time (I leave to soon). The angel pecks once or twice a minute at my gsp. The gsp is new to the tank and I put it...

A replaced my original tuxedo urchin a couple of weeks ago with a beautiful white tuxedo and since it's arrival my Potter's Angel has slowly been picking away at it's spines. It's 1/3 bald at this point. Has anyone seen this behavior before? I've tried to dig around and find something on this...