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Sponge Bob Solves Reef Conundrum

Analysis by Larry O'Hanlon
Tue Nov 17, 2009 08:01 AM ET
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Why are warm tropical waters so clear? Because they lack nutrients. But then how do those amazing coral reefs manage to thrive in such places? Well, sponges, of all things, may be the secret according to this article in Conservation magazine's Journal Watch Online. It appears that sponges are really good at sucking up carbon nutrients from the water and sharing the wealth with their reef neighbors. So don't touch that sponge!

Tags: Animal Relationships, Biodiversity, Conservation, Food Chain