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Chrysaora melanaster is a jellyfish found in the Arctic.
overview

Jellyfish and Comb Jellies

Jellyfish and comb jellies are gelatinous animals that drift through the ocean's...
April 2018
An oil drilling platform in oil-free water two years after the Deepwater Horizon oil spill in the Gulf of Mexico.
overview

Gulf Oil Spill

The Deepwater Horizon oil spill is recognized as the worst oil spill in U.S....
April 2018
Looking through this iceberg's reflection in the Antarctic water, you can see the iceberg below the surface—some 90% of its total volume.
overview

The Arctic and The Antarctic

Travel to the ends of the earth—literally—and discover the polar ocean basins....
April 2018
Seagrasses are flowering plants that can form dense underwater meadows and are an important shallow water habitat.
overview

Seagrass and Seagrass Beds

Seagrasses are found in shallow salty and brackish waters in many parts of the...
April 2018
Polar bear siblings in the Churchill Wildlife Management Area near Hudson Bay spar playfully during migration.
Photo

Polar bears at play

Polar bear siblings in the Churchill Wildlife Management Area near Hudson Bay spar...
A fox explores a tide pool.
Photo

Fox at the Tide Pools

The ocean sustains land animals besides humans. Here, a fox looks for a meal at low...
Atmospheric carbon is captured by coastal mangroves, seagrasses and salt marshes at a rate five times faster than tropical forests.
Photo

Blue Carbon

What is blue carbon? It's a term used to describe the carbon that is captured from...
Elephant seals' eyes are specialized to dim light and, in particular, to light at the wavelength of 485 nm -- which is the same wavelength given off by the bioluminescent lanternfish that are the seals' main prey.
Photo

Elephant Seals Laze on the Beach

These southern elephant seals (Mirounga leonina) may look like beach bums, but when...
A bottlenose dolphin carries a sponge, which it uses as a tool to dig up prey from the seafloor.
Photo

Sponge-Wielding Bottlenose Dolphin

A female bottlenose dolphin (Tursiops sp.) carries a sponge, which it uses as a...
A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.
Photo

Polar Bear Mother and Cub

The polar bear (Ursus maritimus) is found in the Arctic and classified as a...
dugong feeds on seagrass in the Red Sea
Photo

Dugong Feeding

Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
A polar bear lifting his head to smell the scent of humans nearby
Photo

Polar Bear Impacted by Climate Change

A polar bear (Ursus maritimus) in Churchill Wildlife Management Area in Manitoba,...

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