Would the lion,grouper and hermit crab require a better light? onefish2fish 02-12-2009 09:56 PM lion fish will eat anything they can fit in their mouth. they need a fish only set up with fish bigger then they can swallow and you would be suprised how wide the mouth can open. i do not suggest keeping an anemone. the need reef setups and experience and clownfish will host just about anything including c