On my snails only???

[Leeann Sutherby]

All of my Astraea snails have green hair algae growing on their shells! I don’t have it any where else in my tank. I’m wondering what would be the best way to remove it or if I even should at all?

 

[Mikedawg]

All of my Astraea snails have green hair algae growing on their shells! I don’t have it any where else in my tank. I’m wondering what would be the best way to remove it or if I even should at all?

Soft toothbrush is what I use to remove gha; good luck