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Cougra · 04-06-2006, 12:13 PM

Do you mean something like this linked picture?

http://www.reefkeeping.com/issues/20...s/image009.jpg

This is caused by tube snails called vermetid snails. They are common in and on live rocks. The webbing you are discribing is there modified antenae which capure food particles in the water and are pulled back to the snail so it can feed.

Here is a good article from Reef Keeping Magazine about them:

http://www.reefkeeping.com/issues/2005-01/rs/index.php

04-06-2006, 12:13 PM	#4 (permalink)
Cougra Dragon Moderator Join Date: Nov 2003 Location: Toronto, ON Posts: 2,216 View Gallery Karma Komment	Re: Cobwebs? Do you mean something like this linked picture? http://www.reefkeeping.com/issues/20...s/image009.jpg This is caused by tube snails called vermetid snails. They are common in and on live rocks. The webbing you are discribing is there modified antenae which capure food particles in the water and are pulled back to the snail so it can feed. Here is a good article from Reef Keeping Magazine about them: http://www.reefkeeping.com/issues/2005-01/rs/index.php __________________ Michelle Just because something CAN be done, it doesn't mean that it SHOULD be done!