[oddfish]

Originally Posted by mke

Looks like a hydroid of some kind, but can't see enough detail to say any more.
You could try here for comparisons:
Obelia geniculata - Marine Life Encyclopedia
http://www.mer-littoral.org/05/photo...12-600x400.jpg

HTH

Mike

Thanks Mike

At least you agree with what I thought likely....

Cheers

Paul