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.

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Medidas Inteligentes Rastrea las Presiones de Pesca

A blue parrotfish hides among coral.

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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.

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Fish Get Risky Around Oil

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

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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

Tagged Mahi Mahi swimming in clear water.

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Satellite Tagging Captive Mahi Mahi

Colorful fishes throng a reef in the Northwestern Hawaiian Islands.

Slideshow

Bizarre and Beautiful Coral Reef Animals

Map showing the range of the eastern and western populations of Atlantic bluefin tuna and their spawning grounds in the Gulf of Mexico and the Mediterranean Sea.

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Atlantic Bluefin Tuna (Thunnus thynnus)

Scientist tagging wild Mahi Mahi.

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Satellite Tagging Wild Mahi Mahi with RECOVER

Tarpon Jump

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The Silver King: The prehistoric fish that can breathe air

A photo of Oceana's ice class research vessel, the Hanse Explorer, on the Baltic Sea.

Slideshow

Biodiversity in the Baltic Sea

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

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Following the Akule

Fish swim underwater amidst mangrove roots at Bocas del Toro, Panama.

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On the Trail of DNA in the Ocean

An image of the face of a telescope fish with large pearly eyes.

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The Remarkable Telescopefish

A sea toad from the deep waters off of Curacao.

Slideshow

Collections from Curaçao

Red Pigfish and Blue Mao-Mao school at the edge of a cavern in New Zealand's Poor Knights Islands. Read photographer Brian Skerry's story behind this photo.

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Behind the Photo: The Primal Ocean

A green mahi-mahi fish underwater

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Fish Heart Out of Water