Pez | Smithsonian Ocean

Colorful fish swim in blue water.

an adult and baby coelacanth specimens on display

Meet the Coelacanth

Learn about the fish that was once thought to be extinct.

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Featured Content

Un pescador de una pesquería a pequeña escala de Honduras se embarca en una excursión de pesca.

Artículo

Medidas Inteligentes Rastrea las Presiones de Pesca

A blue parrotfish hides among coral.

Artículo

Tough Teeth and Parrotfish Poop

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

Artículo

Fish Get Risky Around Oil

A tornado of sardines swirls around diver and photographer Erwin Poliakoff in the Philippines.

Artículo

Why the Littlest Fish Matter a Whole Lot

A school of akule (Hawaiian for bigeye scad) explode into a camera's frame.

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Following the Akule

Are You An Educator?

At Smithsonian Ocean, we have lesson plans, activities, and resources to help you engage your students in the wonders of our oceans.

see all lesson plans see fish lesson plans

Pez Articles

The Autonomous Reef Monitoring Structure was developed to help scientists study coral reef diversity and have now been adopted broadly to study diversity around the world.

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Uncovering Biodiversity… with ARMS and a Submarine Claw

a trigger fish swims around a coral reef

Artículo

The Incredible Diversity of Fish: How Form Equals Function

Photograph of the underside of a gelatinous octopus with a bright yellow bioluminescent ring around her mouth.

Slideshow

Bioluminescent Animals Photo Gallery

Artículo

Meet the Tiny Bacteria That Give Anglerfishes Their Spooky Glow

A Pontoh pygmy seahorse

Slideshow

10 Things You Never Knew About Seahorses

Tagged Mahi Mahi swimming in clear water.

Video

Satellite Tagging Captive Mahi Mahi

King scallop in Lamlash Bay reserve

Artículo

A lesson learned twice: The Story of Scotland’s Marine Protected Areas

Home is where the hull is: Since the dawn of seafaring, humankind has had to deal with pesky creatures, such as barnacles, that “foul” ship hulls and boat propellers like this one.

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No Fouling Around

A school of mahi mahi.

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From Larvae to Adults – Finding Impacts of an Oil Spill on Mahi-Mahi

The ultra-black Pacific blackdragon forms a circular shape with its body.

Artículo

Scientists Find First Ultra-Black Color in Deep-Sea Fishes

Convict surgeonfish are the roaming sheep of the reef but, instead of noshing on grass, they feed on algae.

Artículo

Helpful Herbivores

a graphic depicting the various species of tuna

Artículo

The Big Tunas