Creepy "Feed Me Seymore" Thing.

[BuilderofDreams]

Center of the Picture.Theres about 8-10 scatterred throught this rock.
They only come out in the light. Meat eater, krill mysis ect.
A membrane cylinder with tenetacles at the top edges.
Inside is anybodys guess.

 

[SeymourDuncan]

Tremors

 

[Socoreefer]

Tremors

lol
I too have a couple of those wondering same ?

 

[caudill187]

Not sure. I think some type of anemone, to be very non-specific.

 

[andijo81]

Sort of looks like a snake polyp, however I didn't think they opened in the light?