Help W/cleanup crew 4 gigantea tank

[Greg 45]

As title reads please advise clean up crew . Tank is 60 x 36 x 16. There is a sand aragonite sand bed. What will not harm the giganteas.Please let me know which are safe as a clean up crew.
THANK YOU IN ADVANCE

 

[nikon187]

i would think any crabs and snails would be fine. The gigantea would eat them if they fell in.

 

[Greg 45]

Crabs wont bother the gigs ??
This is what I worry about.
Hard enough to keep gigs dont want any clean up crew to bother them.
THANKS