Importance of Sponges in a reef..

[kien]

Originally Posted by KPG007

I have always heard and believed sponges to be excellent biological filters. Reading an article like this reaffirms this. Nice article.

I completely agree. It is also for this reason that I like using live rock. Lots of hitchhiker sponges that proliferate. Granted, there's also the potential of bad hitchhikers but in my experience it has always been easier to remove bad hitchhikers than to add good hitchhikers, like sponges.