Fish

With over 32,000 described fish species, the varieties are endless. Most bony fishes are cold-blooded, covered in scales and breathe using gills—but there are exceptions to all of these rules.  

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X-Rays of Fish Reveal Diversity

Scientists in the Division of Fishes at the Smithsonian's National Museum of Natural History use X-ray imaging to study the...

Atlantic Bluefin Tuna (Thunnus thynnus)

This map is based on electronic tagging of Atlantic bluefin tuna from 1996 to 2007. Credit: Tag-A-Giant Foundation and Stanford University Buyers examine tuna lining the floor of Tsukiji Fish Market in Tokyo, Japan...

Bizarre and Beautiful Coral Reef Animals

From parrotfish that cover themselves in a blanket of their own mucus to tiny pygmy sea horses, there are some bizarre sea creatures that live in coral reefs . In this slideshow you can...

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

The Census of Marine Life - a ten-year effort by scientists from around the world to answer the age-old question, “What lives in the sea?” It was an international effort to asses the diversity,...

X-Rays of Fish Reveal Diversity

Scientists in the Division of Fishes at the Smithsonian's National Museum of Natural History use X-ray imaging to study the complex bone structure and diversity of fish. This image gallery showcases X-ray images of...

Encounters with Bioluminescent Creatures

Scientists describe the amazing bioluminescent creatures they encounter as they descend into the deep--siphonophores, ctenophores, and viperfish--in this Smithsonian/History Channel "Deep Ocean Explorers" video excerpt. If you like this video, watch the full 14-minute...
school of bluefin tuna

Atlantic Bluefin Tuna: One Species at a Time

What is it like to be eyeball to eyeball with a fish the size of a Volkswagen? In this episode of the Podcast of Life , learn how a tuna fisherman and a biologist...
A red deep-sea fish specimen.

Meet the Suspects

More than a century ago, in 1895, two Smithsonian scientists described a new kind of deep sea creature living at least 1000 m (3,280 ft) below the ocean’s surface— a part of the ocean...

Creepy Critters: Marine Life Surfaces for Halloween

Claws, spines, spikes, tentacles, and fangs. Aliens, monsters, and ghostly apparitions glowing in the night. Marine life forms have some of the best looks for Halloween—no costumes needed. From freaky fish lurking beneath the...

Whalefish Swimming in the Ocean

Marine biologists discover a whalefish -- an incredibly rare deep-sea fish -- swimming in the ocean in this video. Because it is so dark where they live, females have well-developed sensory pores, called the...

World Fisheries from Sea to Table

Worldwide, fisheries touch our lives in countless ways. If well maintained, they can feed millions of people, generate jobs and income, help maintain long-standing community and cultural traditions, and provide a range of products...

Seafood for Thought

A neighborhood seafood market in the Testaccio area of Rome, Italy. Credit: Oceansart.us /Marine Photobank Sunday, November 21 marks World Fisheries Day , an annual occasion observed in many fishing communities around the world...

Peanut Butter and Jellyfish

With more desirable species being fished out and jellyfish blooming, will jellyfish sandwiches soon be on the menu? Credit: David Beck / Jennifer Jacquet All over the world, people have been witnessing gigantic blooms...

Love Salmon? Listen Up.

A beautiful cut of Atlantic salmon, a popular species among seafood lovers that is in severe decline. Credit: Flickr User Kent Wang (Creative Commons) Salmon are one of the most widely loved varieties of...

No Fouling Around

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. Credit: Flickr...

Scientists Discover Seven New Species of Fish

Using modern genetic analysis combined with traditional examination of morphology, scientists discovered that what were once thought to be three species of blenny in the genus Starksia are actually 10 distinct species of the...

Five Questions for Carole Baldwin

Dr. Carole Baldwin's team discovered seven new species of fish "hiding" within three known species of a coral reef fish know as blennies. "We scientists thought we were basically done with the Caribbean–in other...

Smithsonian Scientist Discovers New Fish Species

Using genetic analysis combined with traditional study of morphology, Smithsonian scientist Dr. Carole Baldwin and her team discovered that what were thought to be three species of the fish are actually 10 distinct species...

Summer in a Sub: DROP Down to Discovery

You never know where following your passions can take you. I came to the Smithsonian's National Museum of Natural History (NMNH) two years ago as a research intern after graduating with a Bachelor’s degree...

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