Something that will eat algae is reef safe and not going to bother wrasses sleeping in sand. I have heard good things about simple blue legs, anyone have bad experiences? How about other crabs? Blue leg vs electric blue?
What useful things do crabs do outside from eating algae in which case I could just stick with more snails.
What useful things do crabs do outside from eating algae in which case I could just stick with more snails.
