Graupel covering ice surface

Graupel covering ice surface

Rime on railing of USCG icebreaker HEALY

Rime on railing of USCG icebreaker HEALY

Rime on deck light of USCG icebreaker HEALY

Rime on nylon line on USCG icebreaker HEALY. Crystals are larger and thicker than more delicate crystals of image arct0833 to arct0835.

Rime on nylon line of USCG icebreaker HEALY.

Rime on metallic surface on USCG icebreaker HEALY.

Rime on line of USCG icebreaker HEALY.

Rime ice on chain and metallic surfaces.

Rime ice on padeye, chain, and shackle.

Rime ice on railing.

Rime ice on stanchion

Rime ice on railing

Rime ice on nylon line

Rime ice on railing

Rime ice on valve

Typical lead in the pack ice containing overwintering narwhals

Oceanographic data were collected from helicopter on the frozen sea ice of Baffin Bay during the 2007 narwhal expedition.

MV Sila in the ice on an expedition to the narwhal summering grounds in Melville Bay, West Greenland. Narwhals were captured and tagged with satellite transmitters that collected information on location, depth and temperature.

Image from the North Pole webcam shows ponds created by the summer sea ice melt.

Arctic Ocean ice floes.

Sea ice. On approach to Barter Island.

Base camp from bridge of beached LST.

Harley Nygren with a group of Eskimos at Brownlow Point across from Flaxman Island.

A grounded ice berg.

Reconnaissance work at the beginning of the season. Note lack of gloves on Eskimo assistant.

Caterpillar train heading off to remote camps with wanigans and supplies in tow.

Caterpillar train towing wanigans and supplies to remote camp. Note wind- sculpted snow called sastrugi.

Base camp from the air. Low winter sun casting long shadows from tent city.

An observation stand and signal. Wild T-3 carrying case to left of weasel.

Preparing to go to work observing angles at a survey marker.

Weasels were still used after snow started melting on the tundra. Tent used as wind break to reduce vibration of observing instrument.

A sik-sik, an Arctic ground squirrel.

Near white out conditions at a triangulation station. Observer putting down some hot coffee.

An Eskimo with a sled dog.

A weasel at the junction of land, sea, and ice.

The big Spring meltdown is on its way.

Rescuing a weasel that had broken through the ice.

Getting the survey boats ready for summer hydrography.

Somewhat disinterested husky with survey boats in the background.

Transocean Airlines aircraft helping supply the Arctic Field Party camps.

Camp at Tigvariak Island.

Guns and roses or at least some kind of flower.

Home sweet wanigan.

Shore camp with geodetic signal tower and Shoran electronic navigation station tower.

A nice day at the beach at a North Slope Shoran station.

Abandoned fur trapper's facilities at Beechey Point.

Abandoned fur trapper's facilities at Beechey Point.

Hanging out in the mess hall quonset hut after a day's work.