Small thing on my leather ?

[Etienne 97]

I just found that on my leather coral this morning what is that

 

[Reefer2.0]

The small white thing to the right? Looks like a feather duster.

 

[Sophie"s mom]

Hard to say for sure, but looks like a feather duster to me. If so, perfectly harmless filter feeder, I have probably thousands of them in my tank.

 

[Gumbies R Us]

Looks like a feather duster

 

[Etienne 97]

Ok great thanks you