News Ecosystems Another World Hides inside Coral Reefs By Susan Milius October 17, 2001 at 10:13 am - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print Specialized video equipment snaked into small crevices in coral reefs of the Red Multicolored sponges crowd the inside of a reef cavity. Wunsch Sea has revealed a community that rivals the one visible outside. “The largest habitat is inside,” contends Claudio Richter of the Center for Tropical Marine Ecology in Bremen, Germany. For each square meter of ocean bottom covered by the reefs, cavities inside offer 2.4