What is this brownishyellowish leather looking pouch growing on my polyp rock? Thanks in advance.
grimreeferfish New Member Jan 23, 2013 #1 What is this brownishyellowish leather looking pouch growing on my polyp rock? Thanks in advance.
S saxman Guest Jan 23, 2013 #2 It's hard to tell from the photo (I can't see any surface morphology), but if I had to take a guess, I'd say it's a sponge.
It's hard to tell from the photo (I can't see any surface morphology), but if I had to take a guess, I'd say it's a sponge.