Encyclopedia of Puget Sound Homepage

The news of two new southern resident orca calves this year marks the 50th anniversary of whale counts from the Center for Whale Research.

The tire chemical 6PPD is known worldwide for its deadly effect on salmon, but it also has a complex history. We look at how this history connects to important breakthroughs in modern transportation and medicine and how the unique chemical structure of 6PPD makes it an environmental hazard.

This report describes and analyzes the first six years (2019-2025) of Shore Friendly as an established program within the Washington Department of Fish and Wildlife.

The 2026-2030 Action Agenda was approved by the Puget Sound Partnership's Leadership Council on June 3rd, 2026. After adopting the plan, the Leadership Council submitted it to the EPA and requested that the Action Agenda be approved as the Comprehensive Conservation Management Plan for the Puget Sound National Estuary Program.

Shoreline modification is pervasive in the Puget Sound region and the use of physical structures to curtail erosion, known as armoring, degrades ecosystems and reduces salmonid forage opportunities. Shore Friendly, a program of the Washington Department of Fish and Wildlife, supports waterfront stewardship on private lands through technical

Overview

The northern right whale dolphin (Lissodelphis borealis) is one of the most unusual marine mammals of the North Pacific Ocean. It is the only dolphin species in the Northern Hemisphere with no hint of a dorsal fin, and it is very slender and streamlined, making it appear almost eel-like. Northern right whale dolphins are found only in cool