Black spots on turbo snail shell??

[Tunatheturtle0405]

Just picked this guy up yesterday and noticed some spots on him anyone have any clue?

 

[Sailaway]

Just picked this guy up yesterday and noticed some spots on him anyone have any clue?

Maybe a sponge?

 

[Tunatheturtle0405]

Maybe a sponge?

Interesting, I can’t see it very well because he’s all the way in the back of the tank but if it is a sponge is there anything I should do about it or just let it be?

 

[Sailaway]

Interesting, I can’t see it very well because he’s all the way in the back of the tank but if it is a sponge is there anything I should do about it or just let it be?

Let it be. I have a bunch of sponges on my rocks, snails and hermit crabs and they don’t harm anything!