Can someone tell me whats growing on this rock?

[Brian65901]

In I have this growing on the bottom of this rock. The picture is as good as i could get it for now. I am referring to the small white things with little hairs on it in the lower right of rock they seem to be gelatinous in structure.

 

[tosiek]

Q-Tip sponges! they are safe and good.

 

[noodleman]

Q-tip sponge

 

[inline6]

ditto on the q-tip sponge, good for your tank i have them all over in my fuge.

 

[drperetz]

...

its a good organism to filter out ir water column.