"> A final report on the 2020 ecosystem-recovery goals for Puget Sound outlines habitat improvements for some streams, shorelines and wetlands, but it also describes ongoing declines among fish and wildlife populations that use those habitats. The latest State of the Sound report, released this week by the Puget Sound Partnership, summarizes the status of 52 […]
August 26, 2021
"> Discovery of tire-related chemical that kills coho salmon sparks widespread response
Scientists, legislators and manufacturers are responding in various ways to the recent groundbreaking discovery of a deadly chemical derived from automobile tires, a chemical that can rapidly kill coho salmon swimming in urban streams. Researchers are trying to better describe the chemical signature and biological function of the newfound chemical, 6PPD-quinone, along with related compounds. […]
July 30, 2021
"> New NSF grant supports toxics research
Researchers at our affiliate organization the Center for Urban Waters have received a $797,107 National Science Foundation grant for the purchase of new equipment to identify toxic contaminants in Puget Sound. Ed Kolodziej is the project’s principal investigator. Co-principal investigators include David Beck, Allison Gardell, Jessica Ray, and Andy James. The funds were awarded on […]
July 1, 2021
"> Young orcas appear to develop friendships, not unlike primates — including humans
UPDATE, FRIDAY, JULY 2: K pod arrived in the San Juan Islands yesterday, so the wait is over for the Southern Residents to arrive this summer. The whales came south through Rosario Strait yesterday morning, according to reports, and then they traveled along the south side of Lopez Island and over to the west side […]
March 19, 2021
"> Voices Unbound: New perspectives on environmental challenges
A group of researchers at the University of Washington Tacoma asked more than a thousand people in Pierce County what they viewed as their most important environmental challenges. Nursing professor Robin Evans-Agnew will present some of the findings from the Voices Unbound project on Monday, March 22nd. Most of the people who wandered by the […]
March 4, 2021
"> Are summer low flows increasing in Puget Sound streams?
Update: A pdf of slides from the presentation is now available. Adequate stream flows are critical to Puget Sound’s endangered salmon and are one of the state’s ‘Vital Sign’ indicators of ecosystem health. Earlier data suggests that summer stream flows have been on the decline, but new analysis shows that gauging these flows may be […]
March 2, 2021
"> Salmon experts predict more wild coho but fewer Chinook in Puget Sound this year
Greater numbers of wild coho salmon are expected to return to Puget Sound later this year, according to forecasts released last week, but threatened Puget Sound Chinook stocks are likely to see another decline. The 2021 salmon forecasts were announced Friday during an online video conference with sport and commercial fishers and other interested people […]
February 12, 2021
"> New sewage-treatment permit would be a step to curbing nitrogen in Puget Sound
In an effort to stem the flow of excess nitrogen into Puget Sound, Washington Department of Ecology has proposed a new type of permit for some 60 sewage-treatment plants operating throughout the region. The flexible permit, called the Puget Sound Nutrient General Permit, aims to hold nitrogen releases close to or below their current levels […]
December 11, 2020
"> Sunflower sea stars certified as ‘critically endangered’ by international organization
The magnificent sunflower sea stars, pushed to the edge of extinction by sea star wasting disease, have been declared a “critically endangered species” by the International Union for Conservation of Nature. The listing, announced yesterday, is supported by new studies that show a 90-percent decline in the overall population of sunflower stars. The species (Pycnopodia […]
December 4, 2020
"> Discovery of toxic chemical in tires spurs scientific and regulatory interest
The discovery of a mysterious chemical that kills coho salmon in urban streams is expected to spawn new research throughout the world while possibly inspiring new demands for protective regulations. The deadly chemical, associated with automobile tires, was identified by researchers at the University of Washington’s Center for Urban Waters, which is affiliated with the […]