Film depicting Carleton Ray's studies of the Weddel seal in Antarctica. In addition to footage of seals, includes shots of research facilities, researchers, and penguins. Includes footage of researchers collecting seals for study and subsequent study activities. Includes underwater (under the ice) footage of researchers scuba diving. "Antarctic Laboratory. A study of the submarine environment and ecology of the Weddell seal. Sponsored by the New York Zoological Society under a grant from the National Science Foundation. Grateful acknowledgment is made to the Commander, Antarctic Support Forces, U.S. Navy, and the Biological Laboratory at McMurdo Sound, Antarctica. Photographed in Antarctica by Lieut. David Lavallee, USN, Carleton Ray, New York Aquarium, Fleet Mobile Photogenic Group, USN"--Film credits.