| | |  03-29-2010, 10:19 PM Ive got a few in my tank. Not sure what you call them but i call them clams. Still have one that i know of, my wrasse took care of the other two. The one I have left has been on the same rock for over a year now. I was told they actually help filter the water, so I left mine. Hasnt hurt anything. |
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