Tube anemone question

[iamcruzing]

Can anyone tell me what this long dark appendage is off of or adjacent to my TA??

 

[Subsea]

White light would help.

@iamcruzing
How long have you had tube worm?

And how long has tank been set up? I see this is your first post. Welcome to r2r.

Consider starting a tank journal on members tank forum.