buzzee New member Mar 17, 2006 #1 Has anyone come across this before, It is very nice, but rather an agressive form of calcereous algae, (Very purple too). It is very similar to VELCRO.
Has anyone come across this before, It is very nice, but rather an agressive form of calcereous algae, (Very purple too). It is very similar to VELCRO.
Zaphod New member Mar 17, 2006 #2 It seams that people with BB setups get it there are some threads on it.