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Everyone knows what a fish is: from a pet goldfish to a wild sunfish, fish are globally recognized and are an important global protein source. In this slideshow, we will look at some of...
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As a consumer, you can choose what kinds of seafood to buy. Some species are in...
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A few years ago, I was in New Zealand photographing a story about the value of...
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When snorkeling in the Kahekili Herbivore Fisheries Management Area (KHFMA) in...

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This aptly named fish ( Anoplogaster cornuta ) has long, menacing fangs, but the adult fish is small, reaching only about 6 inches (17 cm) in length. It's teeth are the largest in the ocean in proportion to body size, and are so...
The Sargassum frogfish Histrio histrio (Antennariidae) is a small but...
The Pacific hagfish ( Eptatretus stoutii ), a fish that looks similar to an...

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Scientists in the Division of Fishes at the Smithsonian's National Museum of Natural History use X-ray imaging to study the...
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 are teaming up to tag bluefin tuna...
A wrought iron butterflyfish , Chaetodon daedalma , being cleaned by a small wrasse in the waters of Japan's Ogasawara Islands.
This fish’s tail looks like a long streamer. It lives near the ocean’s surface and grows only up to 45 mm (1.7 in) long. Find out how this fish was part of an international scientific mystery.
A year in the waiting! During the summer of 2011, DROP researchers almost caught a sea toad off of Curaçao . However, when the sub crew tried to collect the sea toad with the sub's suction tube, the...
Smithsonian Marine Science Network Postdoctoral Fellow, Seabird McKeon, returns from the Smithsonian field site in Belize. Together with Dan Barshis of Stanford University, Seabird reports on the...
Scientists at the Smithsonian and partnering organizations have discovered a remarkably primitive eel in a fringing reef off the coast of the Republic of Palau . This fish exhibits many primitive...
“Every four years, sockeyes come inland from the Pacific to spawn. The year 2010 was the largest run in 100 years, reaching more than 30 million fish. On this day, I waited for the right sunlight,...
Weedy seadragons ( Phyllopteryx taeniolatus ) are found off the coast of south and east Australia. Just like seahorses , the male seadragon is tasked with caring for its eggs. The bright pink eggs...
This shadowy fish, Trematomus bernacchii , is well adapted to the ice-cold water of the Antarctic: its blood comes equipped with natural antifreeze. This is a necessary adaptation because the...
Arctic cod have a special protein that keeps their blood from freezing in ice-cold Arctic waters.
Relatively slow moving, juvenile plane-head filefish Monacanthus hispidus (Monacanthidae) travel along with the algae. They pick off and eat small animals as they move around in the rotating...
For centuries, the Baltic Sea has provided European flounder ( Platichthys flesus ) and other fish for millions of people. Since the early 1980s, the nations surrounding the sea have coordinated...
The longsnout seahorse ( Hippocampus reidi ) can be found near seagrasses, corals, sargassum and mangroves . These seahorses usually are between three to seven inches tall and could be threatened...
A master of disguise, the pygmy seahorse ( Hippocampus bargibanti ) grows to only 2cm in length and matches the gorgonian coral that it lives on. The pygmy seahorse is so successful at hiding that it...
The Goliath grouper, ( Epinephelus itajara ), is found in shallow tropical waters and reefs. They can reach sizes of 3 meters, and will eat crustaceans, other fish, octopi, and even sharks. The title...
CREDIT: Wikimedia User “Fisherman” Because of consumer demand for sashimi (a fresh raw seafood dish), the fishing pressure on Atlantic bluefin tuna is extraordinarily high. The sale of a single...
Orange roughy ( Hoplostethus atlanticus ) is a deep ocean fish that grows and matures at a sluggish rate compared to most shallow water fish. They don't reproduce until they are at least 20 years old...
If there had been room to stand up, there would have been a standing ovation. As it was, the five of us on the submersible Curasub clapped and cheered when the first three deep-reef ARMS (Autonomous...
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