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Aquarius Laboratory
Photograph by Brian Skerry, National Geographic
A school of fish swims past the underwater research laboratory Aquarius, located 62 feet (19 meters) beneath the Florida Keys National Marine Sanctuary.
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Table Coral
Photograph by Paul Nicklen, National Geographic
A diver swims over a bed of large, round table coral. This photo was taken near Kanton Island, part of the Phoenix Islands in Kiribati, a country in the Pacific Ocean. This area is famous for its beautiful coral.
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Sea Otter, Monterey Bay
Photograph by Bill Curtsinger, National Geographic
A young sea otter frolics in Monterey Bay, California, as a diver watches nearby. One of the few animals that use tools, sea otters use rocks to smash open prey such as sea urchins or abalone.
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Penguin Observation
Photograph by Maria Stenzel, National Geographic
A scientist in an ice-covered observation tube studies the diving behavior of nearby emperor penguins in McMurdo Sound, Antarctica.
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Alvin Submersible
Photograph by Emory Kristof, National Geographic
The submersible Alvin investigates the Cayman Trough, a transform boundary on the floor of the western Caribbean Sea. Alvin, which began operation in 1964, was the first deep-sea submersible capable of carrying passengers.
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Giant Kelp Fronds
Photograph by Wolcott Henry, National Geographic
A diver swims through fronds of giant kelp in Monterey Bay, California. Giant kelp (Macrosystis pyrifera) is found along the Pacific coast of North America and is sometimes referred to as the "sequoia of the sea."
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Diving Saucer
Photograph by Luis Marden, National Geographic
Two divers off the coast of France peer into Denise, a small, two-man diving saucer that is part of Jacques Cousteau’s oceanic ship Calypso.
More Ocean Galleries
Ocean Topics
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Acidification
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Ballard, Robert
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Bowermaster, Jon
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Cook-Wise
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De Rothschild, David
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Doubilet, David
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Earle, Sylvia
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Frozen Seafood Benefits
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Goodman, Beverly
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Habitat Destruction
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Invasive Species
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Kristof, Emory
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Marine Food Chain
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Marine Pollution
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Nicklen, Paul
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Norman, Brad
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Ocean Overview
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Overfishing
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Plastiki
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Pristine Seas Expeditions
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Sala, Enric
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Seafood Decision Guide
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Seafood Substitutions
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Sea Level Rise
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Sea Temperature Rise
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Seaver, Barton
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Sustainable Seafood
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Thys, Tierney
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Tips to Save the Ocean
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Your Ocean
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For Kids
Learn about the ocean with activities, photos, and games.
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Ocean Education
Bring engaging and important ocean learning to your classroom.
From the Channel
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"Rebuilding Titanic"
Meet the Ship's Masterminds and More
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Birth of Titanic
Explore her historic construction in this beautiful interactive.
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Titanic: The Final Secret
Join legendary explorer, Dr. Robert Ballard, as he reveals the details behind this story of stealth, subs and superpowers.
Support the Ocean
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Explore the Ocean
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Ocean Life
Order ocean books, DVDs, maps, and more from the National Geographic online store.
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Ocean Special Issue
Explore the world's oceans, from their prehistoric beginnings to modern-day efforts to preserve their natural wonder.
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Ocean: An Illustrated Atlas
Immerse yourself in the wonders of the deep through colorful maps, photos, and satellite images.
Engage, Conserve, Restore
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Freshwater Initiative
The National Geographic Society’s freshwater initiative is a multi-year global effort to inspire and empower individuals and communities to conserve freshwater and preserve the extraordinary diversity of life that rivers, lakes, and wetlands sustain.