Stocking 36 gallon
No differences between sexes and they are one of the rare genus that are both protogenous and protandrous hermaphrodites... Otherwise said they can change from male to female and vice versa.
Apparently sometimes they damage corals but I never had that problem, with favia, porites , turbinaria, catalaphylla , scolymnia ,cynarina, caulastrea, ricordia and other mushrooms...