gills

I recently purchased two True Percula clownfish. The other day I noticed that the skin near the entrance to the fish's gills appears to be pulled and stretched out. There is also some pinkness observed on the skin. It is located on the white band near the fish's head. The injured fish and the...

My 1.5 year old melanarus wrasse has developed some sort of problem on only his right gill, seen in the pictures below. There also seems to be some sort of inflammation inside that gill. Otherwise he seems healthy and is eating and behaving normally. No other fish have any problems, and there...

This would be be second snowflake eel that didn't make it more than a week. My water parameters are all good with the exception of slightly high alkalinity for my corals. Nitrates are about a 10. Nitrites are a zero. Ammonia is a zero. Ph is 8.4. I found him kind of draped over a rock...