I just want to say great site with great info. I have a another newbie question for you great reefers What's best for controlling green hair algae? I have 20 turbos, 10 blue, 2 scarlet hermit crabs for my 72gallon tank. I'm doing 15% water change and I've stopped overfeeding my fish since my red algae attack:-X I was thinking lawnmower Blennie, kole tang or seahare. I heard seahare realease toxin :-\