By Christopher Dunagan The term “no silver bullet” has been heard again and again as dozens of experts from throughout the state examine ideas that might help avoid extinction for Puget Sound’s beloved orcas. The Southern Resident Killer Whale Task Force, created by the governor, is considering short-term actions — such as increasing hatchery production […]
August 6, 2018
Are low flows changing in Puget Sound streams?
A 2018 report from Nicholas Georgiadis at the University of Washington Puget Sound Institute analyzes the effect of rainfall and human-caused factors on regional summer stream flows. The report is available on the Encyclopedia of Puget Sound.
August 6, 2018
For declining orcas, food is fate
The story of Puget Sound’s starving resident orcas has come into dramatic focus over the past two weeks. As the world watches an orca grieve for her dead calf, and tribes and federal agencies prepare to try to feed a dangerously emaciated three-year-old orca in Jpod, we look at how the lack of Chinook salmon […]
July 12, 2018

Opportunity to join the Puget Sound Strategic Initiative Advisory Team
You can help steer regional priorities for ecosystem recovery. There is an opportunity to join the Puget Sound Strategic Initiative Advisory Team. From the Strategic Initiative Leads: The three Strategic Initiatives are soliciting for new team members to fill the open seats on the Strategic Initiative Advisory Teams (SIATs) that provide policy and technical expertise […]
July 10, 2018
Could anchovies and other fish take pressure off salmon and steelhead?
A recent influx of anchovies into Puget Sound may have saved some steelhead from predators, but researchers seek more evidence to prove the connection. Our series on the Salish Sea Marine Survival Project continues with a look at these and other potential impacts from predators on the region’s salmon and steelhead. Read the story in […]
July 2, 2018
Size means survival for young salmon
We’ve published part 2 of Christopher Dunagan’s series on the Salish Sea Marine Survival Project. Getting bigger faster can help save juvenile Chinook salmon from a gauntlet of hungry predators ranging from birds and marine mammals to larger fish. We take a look at what helps salmon grow and prepare for life in the open […]
June 25, 2018
Opening the black box: What’s killing Puget Sound’s salmon and steelhead?
An intensive research program in the U.S. and Canada is studying why so few salmon in the Salish Sea are returning home to spawn. They are uncovering a complex web of problems involving predators, prey and other factors that put salmon at risk as they migrate to the ocean. Puget Sound Institute senior writer Christopher […]
May 21, 2018
Stormwater mimics oil spill’s effect on Pacific herring
Pacific herring exposed to stormwater in Puget Sound show some of the same effects as fish exposed to major oil spills. Symptoms include heart and developmental problems. Read the story from Katie Keil in our magazine Salish Sea Currents.
May 18, 2018
Diving deeper to understand eelgrass wasting disease
New studies show that eelgrass wasting disease is more common in warmer waters, leading to concerns over the future effects of climate change on eelgrass populations in Puget Sound. We continue our series on science findings from the 2018 Salish Sea Ecosystem Conference. Robin McLachlan reports for Salish Sea Currents.
May 9, 2018
Bay mussels in Puget Sound show traces of oxycodone
By Jeff Rice The opioid epidemic has now hit the waters of Puget Sound. State agencies tracking pollution levels in Puget Sound have discovered traces of oxycodone in the tissues of native bay mussels (Mytilus trossulus) from Seattle and Bremerton area harbors. The mussels were part of the state’s Puget Sound Mussel Monitoring Program. Every […]