Sponge forms 1

Sponge forms 1

Observation - Sponge forms 1 - UK and Ireland. Description: An incredibly varied display and even more for a second and third post here. http://www.ispotnature.org/node/403554 http://www.ispotnature.org/node/403713 All at the lower edge of a good spring tide - an excellent demonstration shore (if I was demonstr

An incredibly varied display and even more for a second and third post here.
http://www.ispotnature.org/node/403554
http://www.ispotnature.org/node/403713
All at the lower edge of a good spring tide - an excellent demonstration shore (if I was demonstrating!)
I am aware that these are unusual forms but I worked hard on the ID. Nevertheless, evidence for such shapes is hard to come by.
Picture 4 is revealing for its alien structure. I DO so hope they really are H.panicea.
"The form of this sponge can be very polymorphic, varying from thin sheets, massive forms and cushions to branching-repent forms. Prone to give off stout branching processes which develop into oscular chimneys." >>Habitas<<EDIT - added internal links