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Sharing info, as changes in ocean chemistry affect Northwest waters at alarming pace

It was fairly alarming, even to scientists, to hear the latest research regarding ocean acidification — a powerful change in ocean chemistry that results from excess carbon dioxide passing from the atmosphere into the oceans of the world. One of the most alarming reports came from Richard Feely, senior scientist at NOAA’s Pacific Marine Environmental …

A path through the maze of resilience thinking

‘Resilience thinking’ has exploded in recent decades to become a sprawling discipline, complete with debates and inconsistencies, and literature to match. The idea that ecosystems should be made ‘resilient,’ or able to absorb disturbance and still bounce back, has gained traction in many policy circles, but there remains some disagreement about what the term means …

Chinook salmon (Oncorhynchus tshawytscha) swimming upstream. Photo: Ingrid Taylar (CC BY-NC 2.0)

‘Early migration gene’ tied to unique population of Chinook

By Christopher Dunagan, Puget Sound Institute Recent studies have shown that Chinook salmon that spawn in the spring are genetically distinct from varieties that spawn during fall months. Experts are confronting the resulting ecological, social and legal implications of that finding. Each year, as the dark days of winter surrendered to the rebirth of spring, …

Pigeon guillemot taking flight over water. Photo: Patty McGann (CC BY-NC 2.0) https://flic.kr/p/opywhG

Unsung seabirds could help track Puget Sound health

Pigeon guillemots have attracted relatively little scientific attention compared to other seabirds in Puget Sound. That may be because their population is generally stable, but a group of citizen scientists is helping to put guillemots on the conservation radar. They hope the birds can be used as an indicator of Puget Sound health. Eric Wagner reports for Salish …

View the European green crab story map at https://arcg.is/4SbC0

Story map details efforts to stop green crabs in Puget Sound

Researchers have been on high alert since the 2016 discovery of the invasive European green crab in Puget Sound. So far, monitoring teams have found relatively few crabs, but experts worry that a population could grow rapidly and damage the native ecosystem. Now a collaboration of volunteers, agencies and tribes is working to stop the …