Deep-Water Larvacean

Found in Arctic waters, this rare deep-water species of larvacean , Oikopleura gorskyi , eats by filtering particles from the seawater it drifts through. Larvaceans build 'houses' around themselves made of protein that helps...

Male Copepod

In many species of copepods , males are rare and short-lived. This male of Scaphocalanus acrocephalus is readily distinguished from the female by features of his antennae and tail. View the “Under Arctic Ice ” photo essay to...

Deep-Sea Amphipod

Lanceola clausi , the bull-dog amphipod , another rare deep-water species captured below 1000 meters (3281 feet) with the multinet . View the “Under Arctic Ice” photo essay to learn more.

The ‘Mud People'

Benthic scientists are interested in the creatures that live on and in the seafloor and inside the sediments. Here they haul up mud from the Arctic seafloor to examine for animals.

Bucket of Creatures from an Arctic Shelf

Bottom trawl treasures from the shallow Chukchi Seafloor near the Canada Basin: sea stars , brittle stars , clams, some snails and crabs. View the “Under Arctic Ice ” photo essay to learn more.

Deep-Sea Cnidarian

A cnidarian brought up from the Arctic seafloor more than 2000 meters (6562 feet) deep.

Deep-Sea Bivalves

Bivalves brought up in a box corer from the deep Arctic seafloor.

Sea star, Captured by ROV

A sea star , Hymenaster pellucidus , brought up from a benthic ROV dive. View the “Under Arctic Ice” photo essay to learn more.

Arctic Cod Under Ice

Arctic cod have a special protein that keeps their blood from freezing in ice-cold Arctic waters.

Polar Bear on the Ice

Polar bears have evolved to survive in the Arctic with large, oar-like front paws for better swimming, as well as insulating blubber, and two layers of fur for the frigid temperatures. They rely on pack ice, traveling...

Bowhead Whales

The bowhead whale has a massive, bow-shaped skull to break through thick Arctic ice, and more blubber than any other whale.

Amphipod Under Arctic Sea Ice

Several species of amphipod like this one, Gammarus wilkitzkii , live permanently within Arctic sea ice . These animals are endemic, meaning they only live here. They acclimate to a wide range of salt levels in the water...