Is this a squirrelfish? It is hard for me to tell with the dorsal fin folded down. If it is a squirrelfish, is it just a squirrelfish, as opposed to a longspine, reef or other type? I suspect, due to the bright yellow of the folded dorsal, it is just a squirrelfish.
Photo taken April 20, 2010 at Snapper Ledge, Key Largo, Florida. Water depth about 30 feet. Water temperature probably 79 degrees.