Today's Catch

Pink meanie jellyfish

It’s a Jelly Eat Jelly World

A “pink meanie” jellyfish ( Drymonema larsoni )—a species found in the Gulf of Mexico and the Caribbean—feeds on a moon jelly ( Aurelia ). In 2014 Dr. Keith Bayha from the Dauphin Island Sea Lab and Dr. Michael Dawson from the University of...
Arctic Sea Cucumber

Arctic Sea Cucumber

This species of deep-water sea cucumber ( Elpidia belyaevi ) was discovered by Census of Marine Life researchers in the frigid waters of the Arctic . Since the 1800s, researchers observed sea cucumbers similar to this one in the Arctic at all depths...
Brown grass shrimp on a floating piece of seaweed.

Brown Grass Shrimp

Another common species of sargassum shrimp, Leander tenuicornis (Palaemonidae) can be spotted by its long transparent claws or "chelae". Very similar shrimp are found in near shore habitats all around the world. Using genetic tests we may determine...

Endangered Ocean

From snails to whales, approximately 2,270 species are listed as endangered or threatened globally under the U.S. Endangered Species Act (ESA). Of the species that are listed, approximately 150 of them live in the ocean in U.S. waters , and some are...
Close-up photograph looking into the gaping mouth of a golden brown sea lion, lying on the sand.

Galapagos Sea Lion Yawning

A Galapagos sea lion ( Zalophus wollebaeki ) rests on a beach in Ecuador. The population of these charming animals swings wildly during El Niño events, but is declining overall. They are currently listed as endangered on the IUCN Red List . See more...

Farming Oysters Despite Acidic Seas

Bill Taylor, Paul Taylor, Diani Taylor and Brittany Taylor have more in common than just a last name; they also share a business. The Taylors have been in the family oyster-farming business in Washington State for five generations. In recent years,...
Photograph of a bristly brown and white worm, with one end pressed against a pale green coral.

Fireworm Takes on Fire Coral

This bearded fireworm ( Hermodice carunculata ) must have a strong stomach -- it’s sucking on fire coral ( Millepora sp. ), which would give the unlucky snorkeler a nasty sting. Encountered in St. John, U.S. Virgin Islands, the worm in this photo is...

Impacts of Marine Debris

Human-created debris finds its way to some of the most remote corners of the globe – even at the bottom of the ocean. Many ocean creatures injest and get entangled in the plastics, rubbers and ropes that find their way to the seafloor or drift in...

Kelp Pennant

"Fronds of giant kelp, buoyed by their gas-filled pneumatocysts, wave like pennants in the current of Monterey Bay, California," wrote George Cathcart of his image , a winning selection in the Portraits of Planet Ocean Flickr contest . Giant kelp (...
Salps are tube-shaped, soft, transparent animals that swim through the ocean, straining out plant food as they go.

Antarctic Salps

Climate and sea changes in the Southern Ocean create conditions that favor the growth of salps over krill , the latter of which are a vital food source for seals, whales, and penguins. Salps are filter-feeding tunicates that float through the water...

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