This may be the first time data collected using uncrewed surface vehicles were used to help produce an annual estimate of abundance for a commercial fish stock. Every other year, NOAA Fisheries conducts an acoustic-trawl survey from crewed research vessels to measure pollock abundance in Alaska’s eastern Bering Sea. As a result of COVID-19, many […]
During the darkest days of Alaska’s winter, black-capped chickadees stuff themselves with enough seeds and frozen insects to survive 18-hour nights. Where the chickadees spend those long nights was a mystery until a biologist tracked them. Susan Sharbaugh spent many winter nights trying to find out how a creature as light as a handful of […]
New research reveals significant changes to the circulation of the North Pacific and its impact on the initial migration of humans from Asia to North America. The international study, led by the University of St. Andrews in Scotland and published Dec. 9 in Science Advances, provides a new picture of the circulation and climate of the […]
On Dec. 21 at 1:02 a.m. Alaska time, this big round head of a planet will tip back, pause, then slowly nod toward the sun. That breathless moment of stillness is the northern hemisphere’s winter solstice. Solstice is a combination of a few Latin words, meaning “sun stands still.” That is somewhat true from this […]