Pick up a Barbers Butterfly maybe 2" from my LFS. Was going to use for aiptasia, but it had not interest so put it in my FOWLR setup. Didn't work for aiptasia but wow it is a fish cleaning machine. Current have my fish going through somethings and this guys keeps them all cleaned up.
Found an older article about them: https://reefs.com/2016/07/06/barberfish-johnrandallia-nigrirostris/
Found an older article about them: https://reefs.com/2016/07/06/barberfish-johnrandallia-nigrirostris/