Billions of crabs vanished, and scientists have a good clue why

While counting snow crabs at sea in 2021, fisheries biologist Erin Fedewa saw that something was deeply amiss.

Fedewa, a National Oceanic and Atmospheric Administration (NOAA) scientist, spends three or four months with a team that collects crabs from 376 stations in Alaska's Bering Sea each year. Some of these areas always...