I have noticed my P shrimp are gone in my reef. and I dont know what is in there that could eat them. My livestock is cromis,pygmy angel, sixline wrasse.scissortailed goby, lawnmower blenny, scooter bleny,scopias tang,firefish, 2 cleaner shrimp, 1 blood red shrimp. Would any of these guy's munch them? Oh , and 1 brittle star...........thanx...........