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Waves breaking on the shore
Overview

Currents, Waves, and Tides

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Underwater image of two fish swimming near branching and boulder corals
Article

Stories of Success from a Reef Report Card

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Algas que crecen en rocas submarinas.
Article

Los Héroes de los Herbívoros

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Grey reef sharks are among the most versatile and tough predators on a Pacific coral reef, but they are also among the most vulnerable species, as they are threatened by wasteful fishing practices like shark finning.
Article

Where the Shark and the Snapper Roam

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A Cirraturlid worm swims in the open ocean.
Article

Why I Love Polychaetes

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A blue-ringed octopus
Article

How Octopuses and Squids Change Color

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Imagen submarina de dos peces nadando cerca de corales pétreos y ramificados.
Article

Historias de Éxito de una Boleta de Calificaciones de Reef

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Looking through this iceberg's reflection in the Antarctic water, you can see the iceberg below the surface—some 90% of its total volume.
Overview

The Arctic and The Antarctic

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a neon purple jellyfish
Article

Live Jellyfish Make Splash in Marine Education

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a man snorkels at the surface near a coral reef while a woman sits on a boat and watches
Article

The Truth About Corals and Sunscreen

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Sargassum forms dense clumps up to the size of a beach ball that slowly rotate as they drift.
Article

Too Much of a Good Thing—the Atlantic Sargassum Belt

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The Amazon River carries all the rainwater that lands in the Amazon rainforest, covering some 2.1 million square miles, into the ocean. And with it, it carries vital nutrients like phosphorus, nitrogen and silicon.
Article

Thirty Days to Submission: How I Made a Video for Ocean180

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