Stillaguamish simulates sediment intrusion with artificial redds
ARLINGTON (Nov. 25, 2008) – Face down in frigid water, Stillaguamish biologist Jody Brown arranged plastic buckets of gravel in the North Fork of the Stillaguamish River.
The 2-quart buckets are artificial salmon nests, or redds, which the tribe is using to study the fine sediment that accumulates in the gravel where salmon spawn. (more…)
