Best invert for hair algae??

[Tchung23]

What your goto invert for hair algae. I’m looking to add to my refugium

lfs said tiger cowrie is good?

 

[Sharkbait19]

Manual removal will always be necessary. Mine never started to disappear until I did lots of work myself. From there, my emerald crab, hermits, and astrea snails ate the rest. I don’t have experience with cowries, but they are supposed to be good. Urchins too.

 

[Tchung23]

Was thinking emerald crab in my sump with some snails.