What type of triggerfish is this please?

[SixLegStarFish]

My brother caught this in his castnet.

 

[revstu]

Looks like a Filefish. Maybe a Matted Filefish?

 

[SixLegStarFish]

Thank you!

 

[small alien]

Yep. Great aptasia eater in my tank. Also munches blue clove polyps.

 

[small alien]

Also called a Bristletail Filefish.

 

[reefjunkie42]

will pick at corals, atleast some have been known to. esp softies and LPS