The Ocean

Ocean Topics

National Geographic Magazine

  • Photo: Waves crashing over rocks covered with sea grass and kelp

    Tide Pools Pictures

    A cast of thousands clings to rocky real estate in a narrow strip of shore called the intertidal zone.

  • Photo: Parrotfish smile, Heron Island Great barrier Reef, Australia

    Great Barrier Reef Photo Gallery

    From tiny coral polyps grew a marvel: Australia’s Great Barrier Reef. Could it all come crumbling down?

  • Photo: Seafloor bubbling due to the higher levels of CO2

    The Acid Sea

    Carbon dioxide we pump into the air is seeping into the ocean and slowly acidifying it.

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Your Ocean

  • Photo: Clown anemonefish

    For Kids

    Learn about the ocean with activities, photos, and games.

  • Photo: A school of fish and a shark swim in a coral reef.

    Ocean Education

    Bring engaging and important ocean learning to your classroom.

Support the Ocean

Explore the Ocean

  • shark-eden-ocena-store-promo.jpg

    Ocean Life

    Order ocean books, DVDs, maps, and more from the National Geographic online store.

  • Photo: Leopard seals on a glacier

    Ocean Special Issue

    Explore the world's oceans, from their prehistoric beginnings to modern-day efforts to preserve their natural wonder.

  • Photo: Ocean Atlas from National Geographic

    Ocean: An Illustrated Atlas

    Immerse yourself in the wonders of the deep through colorful maps, photos, and satellite images.

Engage, Conserve, Restore

  • Photo: Sunset at waterfalls

    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.