I have a 29 gal bio cube I currently only have 1 gold banded maroon clown, I plan to get 2 more fish both small, 1 bubble tip anemone, 1 blue linkia star, 7 snails nassarius and margarita, 8 hermits blue leg and scarlett, 1 green emeral crab, 1 cleaner shrimp. I would like to know if I need more clean up crew. If so any recommendation would b appreciated thanks in advance.