U. S. Geological Survey Open-File Report 01-154

SEA-FLOOR PHOTOGRAPHY FROM THE CONTINENTAL MARGIN PROGRAM:

A Pictorial Survey of Benthic Character and Habitats
Along the U.S. East Coast

Photographic Gallery of personnel, facilities and equipment from the Continental Margin Program

ALVIN is a deep-diving research vehicle, designed specifically for ocean research by the Woods Hole Oceanographic Institution. It is 22 feet long, has a displacement of 13 long tons, and a top speed of 6-8 knots. Its design operating depth is 6,000 feet. The 7-foot pressure sphere is 1.33 inch thick steel. It will carry a pilot and one or two scientists.