Colorful fish swim in blue water.

Pez

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.

Medidas Inteligentes Rastrea las Presiones de Pesca

A blue parrotfish hides among coral.

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.

Fish Get Risky Around Oil

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

Why the Littlest Fish Matter a Whole Lot

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

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

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.

Atlantic Bluefin Tuna (Thunnus thynnus)

measuring a fish

Really Small Fry: Shifting Baselines in Marine Fish Stocks

Colorful fishes throng a reef in the Northwestern Hawaiian Islands.

Bizarre and Beautiful Coral Reef Animals

Screenshot of "Sea Creatures from the Deep" video showing the teeth of an anglerfish.

Sea Creatures from the Deep: A Video by National Geographic and the Census of Marine Life

X-ray image of a winghead shark

X-Rays of Fish Reveal Diversity

a siphonophore

Encounters with Bioluminescent Creatures

A school of Atlantic bluefin tuna swimming.

Atlantic Bluefin Tuna: One Species at a Time

A red deep-sea fish specimen.

The Whalefish Mystery

This aptly named fish has two long fangs.

Creepy Critters: Marine Life Surfaces for Halloween

Screenshot from video of a red whalefish swimming in the ocean.

Whalefish Swimming in the Ocean

Seafood vendor at historic Pike Place Market in Seattle, Washington (USA). The market draws both shoppers and gawkers who come to watch the gregarious crew of fishmongers.

World Fisheries from Sea to Table

Neighborhood Seafood Market in Rome, Italy

Seafood for Thought

Banner Credit

Russell Gilbert, flickr