Alderdice Bank features two towers of basalt over 60' tall, and one large elevated region to the east featuring sponges, gorgonians, and leafy green algae .

Image ID: map00239, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Location: Louisiana, Gulf of Mexico, Alderdice Bank
Photo Date: 2004
Photographer: D. Weaver, NOAA/NOS/FGBNMS
Credit: Dr. Jim Gardner, USGS

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