Today's Catch

Bite Size: Bull Shark Predation of Tarpon

Follow a journey with satellite tags placed on bull sharks and tarpon. Both of these large predatory fish are found in coastal in-shore ecosystems and the two species have similar diets. If given the opportunity, bull sharks will catch and consume...

Magellanic Penguin Parent and Chick

A parent Magellanic penguin ( Spheniscus magellanicus ) sits with its big chick. Magellanic penguins live in South America, breeding in colonies along the coasts of Chile, Argentina and the Falkland Islands, and some migrate north to Brazil. Parents...

Plastic Bag Bans Work

There is a huge amount of plastic trash floating in the ocean, which endangers wildlife that eats or gets tangled in it. Reducing the amount of plastic trash in the ocean doesn't seem that hard; people just need to use less plastic, such as...

What Makes Sponges Grow?

Sponges are animals that eat tiny food particles as they pump water through their bodies. They are very common on Caribbean coral reefs, and come in all shapes, sizes and colors. There is great variability in their size: some sponges are very small...
Audubon's Shearwater

Audubon's Shearwater

One of the smallest shearwaters in the Atlantic, Audubon's Shearwater ( Puffinus lherminieri ) is about the size of an American Robin. They breed on small islands in the Carribbean, and commonly forage around the floating Sargassum endemic to the...

Fish Swim Around Shipwreck

Fish swim around the wreck of the HMT Bedfordshire , an Arctic fishing trawler that was converted into an anti-submarine warship during World War II. Originally part of Great Britain's Royal Navy, it was sent to assist the United States Navy in 1941...

Built-in Underwater Polarized Lenses?

Polarized sunglasses have become the norm for humans when they want to filter out the strong glare from the sunlight bouncing off of water in a horizontal direction. But how do animals do that live in the water full time see over the glare? Over...
A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.

Polar Bear Mother and Cub

The polar bear ( Ursus maritimus ) is found in the Arctic and classified as a vulnerable species by the IUCN Red List of Threatened Species. This marine mammal can swim more than 30 miles when sea ice has receded due to warm temperatures. Listen to...

Blue Carbon

What is blue carbon? It's a term used to describe the carbon that is captured from the atmosphere by ocean ecosystems, mainly coastal mangroves, seagrasses and salt marshes. These coastal areas can hold up to five times more carbon than tropical...

Wavechasers and the Samoan Passage

Watch as a team of wave chasers heads to Somoa where they search for an undersea river five kilometers beneath the ocean's surface. There they measured skyscraper-sized internal gravity waves, which break and produce strong turbulence underwater....

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