I have a 46 gl tank, several lr, 1 tomato clown, a baby gobi, 1 bicolored baby goby, 1 watchman gobi, 1 decorative crab, 1 flame scallop, 1 blue tang, 1 pistol shrimp, 1 sand starfish, 2 bubbletip anemonies,lots of crabs, lots of snails, tank is very good in all levels, my question is: We just...