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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 …

The Brightwater Treatment Plant in King County. Image courtesy of King County.

PSI in the news: ‘Salmon on Prozac’ and more

PSI’s Andy James is collaborating with scientists at NOAA and Washington State University to understand how wastewater affects juvenile salmon in Puget Sound. The study is led by Jim Meador of NOAA’s Northwest Fisheries Sciences Center and focuses on discharge from three major sewage treatment plants in King County. Wastewater will be analyzed at the …

Screenshot from video.

Video: Identifying sources of pollution in the Skagit Valley

A video produced by the University of Washington Center for Urban Waters shows how chemical tracers can identify sources of pollution affecting shellfish growers in Puget Sound’s Skagit Valley. Fecal coliform pollution is a widespread problem in Puget Sound, resulting in costly beach and shellfish bed closures whenever it is detected. Analytical techniques can now …

Tsleil-Waututh canoe travel in Indian Arm at DiRr-6, a massive outcrop of intrusive granodioritic rock marked with a single painting, 2014. Most rock paintings were meant to be seen in this context. Photo by Jesse Morin

Dispatches: Ancient DNA reveals ecological history

Occasionally, this space includes reports and essays from guest writers on the subject of Puget Sound ecosystem recovery. Social scientist Whitney Fleming has this dispatch on new findings that are being revealed by ancient sources. Archaeologists are looking at ancient DNA combined with oral histories to determine ecological conditions from the past.  By Whitney Fleming …

Equity and social science integration at the 2018 Salish Sea Ecosystem Conference

A new study looks at social science and equity integration within the proceedings of the 2018 Salish Sea Ecosystem Conference. The study was produced by David Trimbach on behalf of the Puget Sound Partnership for the Encyclopedia of Puget Sound and the Puget Sound Institute. From the report’s Introduction: Social science and equity are increasingly …

How herring learn from their elders

Young Pacific herring (Clupea pallasii) learn migration behavior by joining up with older fish, according to a new paper co-authored by Puget Sound Institute Lead Ecosystem Ecologist Tessa Francis. The paper, published this month in the ICES Journal of Marine Science, showed how this behavior leads to greater spatial variability in biomass, and that commercial …

Upcoming seminar/webinar: Puget Sound applications of the VELMA ecohydrological model

Puget Sound Institute will host a seminar/webinar on June 11th, 2018 entitled: Puget Sound applications of the VELMA ecohydrological model Presenter: Bob McKane, PhD Date & Time: Monday, June 11, 2018, 11:00 am Pacific Time. Online access will be available from 10:45 am. Please log in by 10:50 am for a briefing on meeting guidelines. …