Strange tentacles

[joannefrances]

Could anybody please help to identify these tentacles, they move independently and look like they're attached to a worm? He moves in and out of that little hole.

 

[gogo7]

hello joanne, welcome to reef central.
you'll learn a lot of things here.
that's aiptasia.
considered a pest.
click on this for more info

http://www.reefcentral.com/forums/search.php?searchid=17963102

 

[joannefrances]

Oh no, I was concerned that might be it. I've read lots about them so I'll be getting rid Thank you!