In this episode we talk with Dr. Ed Kolodziej of the University of Washington Tacoma about a recently discovered chemical called 6PPD-Quinone that comes from car tires and is extremely toxic to coho salmon. The NCWA has been sampling for this chemical in roadway runoff since 2022 and working with Ed’s lab. We cover what it is, how they isolated it, what the NCWA has found, and what you can do to minimize your car tires’ impact on aquatic life.

Plants: In this episode of Watershed Moments we talk with Carla Cole about native and non-native plants, what that means, and why it matters with lots of examples and historical context.

In this episode of Watershed Moments we talk with Oregon Department of Fish and Wildlife biologists about two native species in very different situations in the Columbia River Estuary at the moment. Kelcee Smith is ODFW’s chum reintroduction coordinator, she tells us about their local history, decline, and efforts to bring chum back at the Big Creek Hatchery as she works the fish! James Lawonn is an avian biologist with ODFW who spoke with us during one of his counts of double-crested cormorants along the Astoria-Megler Bridge, telling us about how they ended up there in such numbers and how...

This debut episode of Watershed Moments is all about Habitat Restoration, we visit a recent NCWA fish passage project at the Klaskanine Hatchery along the NNF Klaskanine River and chronicle some of the work done by Lewis and Clark National Historical Park to restore wetlands at the nexus of the Lewis and Clark River and Colewort Creek.