clean up crew for 55 gallon reef tank

[corally]

here is what I have:about 10 astrea snails, 5 blue hermits, 1 red hermit, and a brittle star. Can anybody tell me what else I need?

 

[legendary]

34 more snails and hermits, should be 1 per gallon, as for scavengers you can add a cleaner shirmp or what ever is handy, check out SWF