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Hundreds of illustrated red crabs gathering on sand with Santa hats.
Article

Here Comes Santa Claws

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A blue parrotfish hides among coral.
Article

Tough Teeth and Parrotfish Poop

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A beaked whale at the ocean's surface
Article

Seeing with Sound: Acoustic monitoring of beaked whales

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A school of bluefin tuna
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The Great Pacific Migration of Bluefin Tuna

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On coral reefs fish are important links in the food chain that sustains higher-order predators (including humans) and keeps everything in balance.
Article

Fish Get Risky Around Oil

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A blue-ringed octopus
Article

How Octopuses and Squids Change Color

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Screenshot from the "Masters of Disguise" video showing a spotted octopus on the seafloor.
Video

Masters of Disguise

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Relatively slow moving, juvenile plane-head filefish Monacanthus hispidus (Monacanthidae) travel along with the algae. They pick off and eat small animals as they move around in the rotating sargassum ball. Adult filefish only grow to be about 11
Article

A World Adrift: Life in the Sargassum

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Giant Pacific Manta Ray, Roca Partida Sea Mount, Revillagigedos Islands, Mexico
Article

Tagging and Tracking Animals Underwater

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A coral has just spawned. Each of the hundreds of polyps releases a small pink bundle of sperm and eggs.
Article

A Tale of Sex and Stress in the Ocean

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An adult and juvenile killer whale frolic in the water.
Article

Menopausal Moms: A Mammal Mystery

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Like other cephalopods, the common cuttlefish (Sepia officials Linnaeus, 1758) possesses serious brain power.
Article

So You Think You're Smarter Than a Cephalopod?

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