KUCB - Unalaska

Multiple pieces of evidence led scientists to the conclusion that there might be a 12-mile-wide caldera — a large volcanic crater — or a number of calderas, hidden underwater beneath the group of islands.

All crew members remain on board, with the one negative individual segregated from the remaining crew.

Two unnamed people arrived in Unalaska last week and tested positive Monday at the local clinic, according to City Manager Erin Reinders. One had direct contact with multiple other people in the community over the holiday weekend.

While the island has yet to see widespread transmission of the virus, local health officials say they anticipate more positive cases with the upcoming influx of workers for the winter fishing season.

The closure of the Cold Bay airport is the first of its kind during the pandemic, according to the Alaska Department of Transportation.

Scientists say pollock can migrate much further north and stay there for longer as winters warm and sea ice melts.

In a remote community like St. Paul Island, disruptions of daily social interactions can be especially devastating.

Ravn CEO Rob McKinney says tickets are now available for scheduled flights between Anchorage and Unalaska, Sand Point, Homer, Kenai and Valdez

The F/V Scandies Rose sank last New Year’s Eve about 170 miles west of Kodiak Island while en route to fish for Pacific cod.

Science teacher Steven Gregory tells his fisheries students that they are “the stewards of the river.”