Are they both reef safe? I've kept the same red leg hermits since I started, but are blue leg any different other than color? Snails seem to die to fast at least the margarita and astrea ones do for me. So I would like to add a few more hermit to help keep the tank clean. I really liked the astrea snails because they really ate the algae that grew on the glass of my fuge. My nassiarius(sp) ones don't see to eat it.
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