2023 Yukon River Chinook Run Timing Forecast

2023 Yukon River Chinook Run Timing Forecast

Yukon River Chinook are predicted to arrive on the delta later than average in 2023: The first significant pulse (15% point) is expected by June 20th and 50% of the run is expected to have arrived by June 26th. Spring 2023 brought with it below average temperatures...
2022 Yukon River Chinook Run Timing Forecast

2022 Yukon River Chinook Run Timing Forecast

Yukon River Chinook are predicted to arrive on the delta slightly earlier than average in 2022: The first significant pulse (15% point) is expected by June 10th and 50% of the run is expected to have arrived by June 18th. All three established [1] environmental...
How to Track the Most Elusive Shark in Alaska

How to Track the Most Elusive Shark in Alaska

A Pacific sleeper shark returning to its deep-water habitat after being tagged in Resurrection Bay in August 2021. Photo by Thomas Farrugia. When most people think of sharks in Alaska, they think of either salmon sharks (Lamna ditropis) or spiny dogfish sharks...
Yukon River Chinook Run Timing Project, 2021 Post-Season Wrap-Up

Yukon River Chinook Run Timing Project, 2021 Post-Season Wrap-Up

The Yukon River Chinook salmon run arrived with close to average timing in 2021: The 50% point at Big Eddy drift was June 18th and the 50% point at Big Eddy set was June 22nd — both just slightly earlier than the pre-season forecast of June 23rd. An error of one...
The 2021 Chukchi Whale Glider mission is underway!

The 2021 Chukchi Whale Glider mission is underway!

An autonomous underwater glider was launched on July 12 in the Chukchi Sea from the R/V Norseman 2. The glider has sensors to detect the occurrence of several species of marine mammals, such as fin whales, belugas, bearded seals, bowhead whales, and more. The glider...