Photo of the Day

Artificial reef encrusted in tube sponges
March 18, 2011

Flower Garden Banks, Gulf of Mexico

This Month in Photo of the Day: National Geographic Magazine Features

In the Flower Garden Banks National Marine Sanctuary in the Gulf of Mexico, steel pillars supporting a gas platform make a vertical reef encrusted with tube sponges.


See more photographs from the February 2010 feature story "Relics to Reefs."

Photograph by David Doubilet, National Geographic

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