Algae eater

[J-DOGG]

Hello everyone. I am looking for suggestions for algae eater and possibly some kind of scavenger/cleaner .. My tank is 75 gal fowlr current residents
1 huma humu
1 lunar wrasse
1 blue spot puffer
1 purple stripe dottyback.

 

[Dave Cureton]

Long spine urchin is the only critter I can think of that might hold its own against those fish.