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.

Read More

Featured Content

Clever Measures Track Fishing Pressures

A Honduran small-scale fisherman on a boat setting out to fish.

August 2018

Tough Teeth and Parrotfish Poop

A blue parrotfish hides among coral.

March 2018

Fish Get Risky Around Oil

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

September 2017

Why the Littlest Fish Matter a Whole Lot

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

May 2015

Following the Akule

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

August 2015

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

Fish Articles

Pufferfishes and Their Relatives

an illustration of pufferfish species and their relatives

January 2023

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.

Slideshow

World Fisheries from Sea to Table

A Sub and a Sea Toad

A photo of a sea toad specimen.

July 2011

A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.

Slideshow

Celebrating Marine Moms

A sea toad from the deep waters off of Curacao.

Slideshow

Collections from Curaçao

A screenshot from the video "Ideas for Change" showing white ocean illustrations.

Video

Ideas for Change

Behind the Photo: The Primal Ocean

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.

October 2012

Hay una aplicación para eso: usando teléfonos para contribuir a una pesca sostenible

Interfaz de usuario de la Fish App

August 2017

Scientist tagging wild Mahi Mahi.

Video

Satellite Tagging Wild Mahi Mahi with RECOVER

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

A school of mahi mahi.

April 2017

Why the Littlest Fish Matter a Whole Lot

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

May 2015

Fish Fins that can Taste

a flounder blends into the sandy seafloor

May 2024