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In the dark, cold waters 600 meters (nearly 2000 feet) below the ocean's surface, things happen slowly. Orange roughy ( Hoplostethus atlanticus ) , deep ocean fish that were once known as "slimeheads" because...
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Since 1987, researchers have been tracking Phoenix, one of the last North...
A public service announcement uses a dramatic example to emphasize that ocean...
Dr. Mahmood Shivji explains how shark DNA is used as evidence to prosecute...

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What would happen if we let our fear of sharks lead people to kill them all? This is the question Joe Hanson asks in this video from PBS Digital Studios. Find out about how the removal of sharks affects the food web, ecosystem...
Cashes Ledge is an underwater mountain range off the New England coast,...
The Oculina deep-sea coral reef at top has not been disturbed by humans—but...

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by Caty Fairclough Sharks have been feared hunters ever since people first observed them swimming in the vast ocean. Yet...
This illustration shows whalers of the early 1800s with their highly profitable catch.
More desirable fish species like tuna , bass, and swordfish are being fished out, leaving us with species lower on the food chain—like jellyfish . Could this burger show up on lunch menus one day...
Extinction is a real possibility for three species of tunas. That’s one of the messages from a new study released today online in the journal Science . Researchers assessed the range and populations...
Guitarfish, rays, and other bycatch are tossed from a shrimp boat in La Paz, Mexico in 2006. Many species caught as bycatch are never monitored, and, insofar as they have important roles in the...
The Gulf of Mexico shrimp trawl fishery scoops up a lot of unwanted fish along with the shrimp. For every pound of shrimp caught, more than 4 pounds of other fish species were caught as bycatch and...
As far back as I can remember, I have always been fascinated by sharks. My father introduced me to the ocean through books, documentaries and diving, and whenever we would see sharks on a dive in the...
This roughly 300 foot long gill net was found abandoned on a shallow reef in the surf zone on Oahu, Hawaii. The net had trapped parrotfish, wrasses, goatfish, surgeonfish, coral crabs, spiny lobsters...
Buyers examine tuna lining the floor of Tsukiji Fish Market in Tokyo, Japan. Ounce per ounce, tuna is one of the most valuable varieties of seafood. In 2012, a single 593lb bluefin tuna sold for $736...
In recent years, blooms of jellyfish, such as these moon jellies ( Aurita aurita ) in the Chesapeake Bay, have become more common around the world for a number of different reasons . One result of...
A longshoreman stands in front of a large pile of oyster shells on waterfront pier in Atlantic City in 1910. Back then, oysters were incredibly abundant. In the late 1800s, fishermen pulled in 10...
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...
What would happen if we let our fear of sharks lead people to kill them all? This is the question Joe Hanson asks in this video from PBS Digital Studios. Find out about how the removal of sharks...
A beautiful cut of Atlantic salmon ( Salmo salar ), a popular species among seafood lovers that is in severe decline. Check out our guest blog pos t by Oceana's Emily Fisher on the explosion of...
by Caty Fairclough Sharks have been feared hunters ever since people first observed them swimming in the vast ocean. Yet today, sharks are declining rapidly on a global scale because humans have...
Millions of sharks are caught each year for their dorsal fins, which are prized for shark fin soup. Top predators like sharks are important to maintaining biodiversity, and their removal can have...
Reef biologists over a certain age are haunted by memories of what glorious places Caribbean reefs once were. In our youth we studied them for all sorts of reasons but scarcely thought about reef...
Known to many simply as “shark girl,” Madison Stewart is an inspiring young woman with a passion to protect the creatures most people fear: sharks. S he’s been diving with sharks since the age of...
One of the biggest threats to sea turtles, such as the loggerhead turtle ( Caretta caretta ) pictured here, is being accidentally caught and killed in fishing nets. Trapped in a net, the turtles are...
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