Thread: What is this?
View Single Post
  #3  
Old 02-11-2009, 05:06 AM
mark's Avatar
mark mark is offline
Member
  
Join Date: Nov 2002
Location: Edmonton AB
Posts: 4,212
mark is on a distinguished road
Default
Clove polyps (Clavularia spp.).

I've got some purple I put in the tank on purpose but thinking probably not the greatest idea. They don't seem aggressive as GSP (which I definitely should have passed on) but will spread all over as you found.
Reply With Quote