Filefish VS CBB which one is safer with corals and which corals do they damage?

[Koty]

My CBB in the DT eats aiptasias but he did kill all my acans other LPS corals are safe: Elegance gonies alveopora duncan gsps gonastrea turbinaria bubble coral also my sarcophytons ans three sps coras are safe as well. Please share your expirience with both

 

[KING KONG]

My CBB in the DT eats aiptasias but he did kill all my acans other LPS corals are safe: Elegance gonies alveopora duncan gsps gonastrea turbinaria bubble coral also my sarcophytons ans three sps coras are safe as well. Please share your expirience with both

CBB is better option but filefish will also nip the corals