What is this?

[milomlo]

Ok I just noticed 2 of these yesterday. I get up this morning and now there is a larger on and another smaller one on the sand.

I'll see if can get s better pic when the lights come on

 

[Madreefer420]

Are u talking about those little anemone like things that are transparent?

 

[milomlo]

Yes they r at the base of my feather duster. The bottom of the duster looks like it is coming off. Could the worm be spreading? Do they do that? I'll see if I can get some better pix

 

[Crystal A]

Aptasia.