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April 16, 2019

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Salish Sea toxics synthesis report

The Puget Sound Institute’s Andy James is the corresponding editor of a 2019 report on monitoring and research activities focused on toxic contaminants in the Salish Sea. The report  from the Puget Sound Ecosystem Monitoring Program covers a range of case studies including the occurrence of microplastics and pharmaceuticals in shellfish, PCBs in river otters and new findings […]

November 30, 2018

Toxic pollution accumulates in Puget Sound's salmon, spurring debate over recommended fish consumption rates. Chinook salmon fillets photographed by pui wong {as*q}. Cerative Commons Attribution 2.0 Generic (CC BY 2.0) license.">

Debate over water quality standards takes a new turn

Many people thought the issue of regulating toxic chemical discharges into Puget Sound was settled when the federal government forced Washington state to use stricter criteria, but the debate may be underway once again. By Christopher Dunagan An unlikely disagreement between state and federal authorities over water-quality standards has flared up again. Two years ago, […]

August 27, 2018

University of Washington associate professor Ed Kolodziej">

PSI collaborator receives NSF grant to study coho deaths

PSI collaborator Ed Kolodziej has received a $330,000 National Science Foundation grant to expand his research on toxic pollutants in Puget Sound. Kolodziej’s project will identify chemicals in stormwater that are killing coho salmon and endangering some spawning runs. The project includes a collaboration with citizen scientists who will alert project members to salmon die-offs […]

July 16, 2018

Chinook salmon leaping at the Ballard Locks in Seattle. Photo: Ingrid Taylar (CC BY 2.0) https://www.flickr.com/photos/taylar/29739921130">

New studies on emerging threats to salmon

Chemicals, disease and other stressors can increase a salmon’s chance of being eaten or reduce its ability to catch food. We wrap up our series on the Salish Sea Marine Survival Project with a look at some of the lesser-known, but still significant factors contributing to salmon declines in the Salish Sea. Read the story in […]

July 12, 2018

Removal of creosote-treated pilings in Puget Sound. Photo courtesy of the Washington State Department of Natural Resources.">

Removal of creosote-treated pilings may assist herring recovery

Thousands of abandoned wood pilings — the ghosts of piers and docks past — are located throughout Puget Sound. Most of them are treated with creosote, a toxic chemical used to preserve wood that contains polycyclic aromatic hydrocarbons (PAHs), a class of chemicals that are also associated with oil spills and burning of fossil fuels. […]