This appears to be a feather duster worm. I got various tubes all over my tank but haven't ever had a live one.
I had an aiptasia close by and I think I can see a tube
second opinion please
Pics were hard to get as it's very tiny at the base of my bubble coral
I had an aiptasia close by and I think I can see a tube
second opinion please
Pics were hard to get as it's very tiny at the base of my bubble coral