not a problem. I'm new to this SWF but i've done my research and still am. My 37g has been up and running for 2 months. I have 1 scooter blenny, 2 clown and rbta. My clean up crew consist of 2 turbo mexican snail, 10 cerith snail, 10 nassarius snail, 1 skunk, 1 fire and 1 peppermint shrimp...