Today's Catch

Great Shearwater in Flight

Great Shearwater in Flight

'Austral' or southern breeders, Great Shearwaters ( Ardenna gravis ) migrate from breeding islands far to the south in the Atlantic before traveling to the Northern Atlantic to feed. This trip is 6,000 miles each way and, if they're lucky, great...

Golden Sweepers, Pulau Tulang, Buyat Bay, North Sulawesi, Indonesia

These beautiful pink and yellow shimmering fish ( Parapriacanthus ransonneti ) live in large groups among corals and in caves where they feed on zooplankton at night. “Golden sweepers form schools in reef crevices and caves and among coral heads....

Grey Reef Shark in the Line Islands

Grey reef sharks ( Carcharhinus amblyrhynchos ) are among the most versatile and tough predators on a Pacific coral reef, but they are also among the most vulnerable species, as they are threatened by wasteful fishing practices like shark finning ....

Moon Jellyfish With Oil & Mucus

Jellyfish produce mucus, especially when stressed, which can interact with oil and break it down. This moon jellyfish is sloughing off mucus that has mixed with droplets of oil. Researchers from the Gulf of Mexico Research Initiative are looking...

Lionfish on the Loose

The majestic and highly predatory red lionfish ( Pterois volitans ) , native to the Indo-Pacific, is invading Atlantic waters. The lionfish is a popular home aquarium species, and some were most likely dumped off the Florida coast when no longer...

Lichen Zones

Horizontal bands (or zones) of color represent different species of lichen that have adapted to the conditions at different heights above sea level. Lichens near the top of a rocky shoreline (here a white color) do not get very wet, but do...
A stingray swims in an Australian marine reserve.

Australia's 1.2 Million Mile Marine Reserve

In November 2012, Australia began protecting a huge swath of its ocean from overfishing and oil exploration, creating the largest network of marine reserves in the world at a grand total of 1.2 million square miles (3.1 million square kilometers)....
Nancy Knowlton speaking about the "Future of the Ocean"

The Future of the Ocean

Nancy Knowlton, the Sant Chair of Marine Science at the Smithsonian National Museum of Natural History, asks "What is the likely future of our ancestral home?" The answer depend on what humans do now and in the future, she says. Dr. Knowlton...
Giant eyes spot prey. Huge claws grab the prey, and a tiny mouth rips it to shreds.

Phronima

This tiny, shrimplike creature is no more than 2.5 centimeters (1 inch) long, but it’s as ferocious as a shark. Its giant eyes spot prey. Huge claws grab the prey, and a tiny mouth rips it to shreds. The prey never sees what’s coming, because...
Cancer cells treated with discodermolide, a chemical from a sponge found on deep-sea coral reefs.

Treated Cancer Cells

These cancer cells have been treated with discodermolide, a chemical obtained from a sponge that grows on deep-sea coral reefs. It prevents the cells from dividing and spreading. Learn more about deep-sea corals in the multimedia feature " Coral...

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