Anyone know what this is?

[r98]

Just brought a large torch and got home and can see this - any ideas? Ta

 

[r98]

It pulses in an out

 

[MaxTremors]

Can’t see the video, and the in-bag photo isn’t really clear enough to tell what it is. Is it coming out of the polyp or is it coming from the skeleton?

 

[r98]

Can’t see the video, and the in-bag photo isn’t really clear enough to tell what it is. Is it coming out of the polyp or is it coming from the skeleton?

Skeleton I think, can’t see it now so can’t get another photo but almost lost like a feather