Pink Sponge on snail shell ? Could somebody ID please ?

[Nine Arms]

Could somebody please identify the pinkish lifeform on the top right of the snail shell ? Under the right light conditions the colour is like a flourescent neon orange.

 

[Jay Hemdal Verified Community Expert]

It is probably a rhodophyte, a red algae. Typically won't become a pest species. I've seen them grow and then die out over time, not sure why.

Jay

 

[samnaz]

Red macroalgae. Species uncertain... It’s too small of a nub to know exactly which, imo (maybe nemastoma, red grape, gracilaria, other?) Post a pic when it grows a bit more, orr a current pic from different angle if you have one?

 

[samnaz]

I’ve never seen so many creatures hitchhiking on a single snail, geez... how neat.

 

[Brit’s Fish]

The LFS in my area always has a bunch of banded trochus snails that have this type of macro on their shells. They look a lot like your snail.
It compliments their dark purplish colors well so I always ask for the extra fuzzy ones. I always assume a little extra macro algae can’t be a bad thing and I like the way they look. I’ve had them for a long time now and it’s never spread or become an issue.

 

[Tired]

Wow, that's a lot of life! Where did you get that snail?

Looks like maybe one of the branching red bubble algaes. Red macros don't tend to be a concern. Let it grow some, and maybe you can get an ID then. Definitely not going to cause any problems in the meantime, tiny bit like that.