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March 24, 2026

A volunteer photographer stands next to Mearns Rock along the shoreline of Prince Williams Sound.">

April 14 roundtable highlights 36 years of repeated photo-monitoring after the Exxon Valdez oil spill

The Salish Sea Science Roundtable online speaker series continues on Tuesday, April 14 from 12:30 – 1:30 pm. Join Gary Shigenaka and Alan Mearns (NOAA, retired) to explore more than three decades of shoreline photo-monitoring after the Exxon Valdez oil spill. Using standardized photo points and percent-cover estimates, they track multi-decade changes in foundational intertidal species […]

March 23, 2026

Puget Sound shoreline viewed from Chambers Creek WWTP site, with freight train passing in foreground.">

Out of Sight, Back to the Sound

Tucked along the shoreline of Commencement Bay, the Chambers Creek Wastewater Treatment Plant is one of dozens of wastewater treatment plants that discharge directly into Puget Sound. It serves more than 320,000 people — roughly a third of Pierce County’s population — in an area that includes Tacoma, Lakewood, University Place, and surrounding communities, processing […]

March 13, 2026

Seabirds as Sentinels book cover showing the title and two rhinoceros auklets.">

Seabirds as Sentinels: Auklets, Puffins, Shearwaters, and the View from Destruction Island

Eric Wagner’s new book, Seabirds as Sentinels, is out this month and features writing inspired by some of his reporting for our magazine Salish Sea Currents. The book, published by the University of Washington Press, follows a team of scientists who have spent more than a decade studying the remote seabirds of Destruction Island. It […]

February 19, 2026

Six container ships are anchored close to each other in the Salish Sea.">

March 10 roundtable digs into the impacts of commercial anchoring in British Columbia

The Salish Sea Science Roundtable online speaker series continues on Tuesday, March 10 from 12:30 – 1:30 pm. Anchoring of commercial vessels can have a range of social, cultural, ecological, and physical impacts in coastal marine systems. Using a combination of spatial data, field observations, and vessel activity records, Dr. Fiona Francis (Fisheries and Oceans Canada; […]

January 13, 2026

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Washington lawmakers to decide whether to ban a tire chemical shown to be toxic to salmon

A new bill introduced to the Washington Legislature, now in session, would require tire manufacturers to reformulate the rubber in their tires to remove a chemical responsible for killing large numbers of coho salmon and other fish. If approved, the legislation would give tire manufacturers nine years to find a suitable replacement for the compound […]

January 12, 2026

Three people with the Tulalip Beaver Project release a beaver back into the environment.">

February 10 roundtable explores beavers as partners in restoration: A look inside the Tulalip Beaver Project

The Salish Sea Science Roundtable online speaker series continues on Tuesday, February 10 from 12:30 – 1:30 pm. Twelve years ago, the Tulalip Beaver Project started with a bold idea: maybe we can partner with beavers — nature’s original engineers — to help restore salmon habitat. Today, the project is known across the country for showing […]

January 9, 2026

Juvenile coho salmon. Adobe stock image">

Study finds juvenile coho salmon at risk from deadly tire chemical

Untold numbers of hatchery fish may be dying from exposure to tire-contaminated runoff, according to a new study. When it was first identified in 2020, the deadly tire chemical 6PPD-quinone (6PPDQ) was seen mostly as a threat to adult coho salmon. Fish returning in the fall were found disoriented and gasping shortly after entering creeks […]