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A catalyst for ecosystem recovery

The University of Washington Puget Sound Institute provides analysis, research and communication to advance the science of ecosystem protection.

Cougar in tree. Photo courtesy of National Park Service.">

Blog Post

Where mountain lions and people do or do not mix

Occasionally, this space includes reports and essays from guest writers on the subject of Puget Sound ecosystem recovery. Today we look inland at our mountains and forests where top predators like cougars remind us that nature is still wild and — often — unpredictable. Some cougar behaviors are coming into more focus, however, due to […]

Kayaker on beach with inset photo of seabird in flight over water.">

Blog Post

Looking back on a year of Puget Sound surprises: rare birds, gray whales, water

The year 2025 has been fairly mystifying to experts who make their living studying natural systems in the Puget Sound region. Unusual observations this year include record-low dissolved oxygen levels, unexpected gray whale visitations, and the sudden arrival of an astounding number of short-tailed shearwaters — a seabird almost never seen in Puget Sound. Cold […]

Scientist conduct water quality sampling from boat.">

Events

December 2 roundtable shares the səlilwətaɬ / Tsleil-Waututh Nation and Fisheries & Oceans Canada collaborations in Burrard Inlet

The Salish Sea Science Roundtable online speaker series continues on Tuesday, December 2 from 12:30 – 1:30 pm. Signed in 2021, the Burrard Inlet Environmental Science and Stewardship Agreement (BIESSA) is a Nation-to-Nation Reconciliation agreement between Canada and səlilwətaɬ (Tsleil-Waututh Nation; TWN) aiming to strengthen coordination and collaboration of science and stewardship activities in Burrard Inlet, […]