i got a 55g tank with 30 pounds of Live Rock and i knew it was not enough so i plan to go get more to put in my tank but i have living thing in it like anemones, coral frags, A school of Chromis, Damselfish,tomato clown, 2 Saddleback clowns, 2 emerald crabs, 8 Blue legged hermits, a cleaner wrasse, a bi-color Blenny, a fire shrimp and skunk cleaner shrimp i don't want to risk killing anything so i want to know if i'ts safe to put live rock directly in the tank with my livestock in it i know it comes with the risk of falling rocks but i'm being extra careful on handling and them into the water is there any warnings/tips i might want to know before doing this?