From birds travelling non-stop for 11 days, to the incredible feats of caribou, discover some of the longest migrations animals ...

Built in the 1950s, the dam has obstructed the upriver migration of fish, including chinook, whose numbers are a fraction of ...

According to the study published Thursday, Californian Chinook salmon — which were first federally recognized as a threatened species in the late 90s — have a unique migration approach that causes ...

This migration has rippling effects through food ... and are small when they return to spawning grounds. By comparison, Chinook salmon feed higher up, spend many years in the ocean, and are ...

Chinook Salmon (Oncorhynchus tshawytscha ... providing valuable insights into how environmental changes might affect salmon migration and survival in the future. The models have shown promise ...

Perpetua Resources, the mining company planning to dig in the mountains outside McCall, promises to clean up the site — including the damage done by decades of previous mining.

and assessments of high energy anaerobic swimming via radio-accelerometer tags will be used to tease apart hydraulic and biologic controls of upstream salmon migration. In 2021, we remotely tracked ...

Salmon are struggling to survive. So are the families of endangered southern resident orcas, with a population of just 73, ...

Spring-run Chinook, who are distinct from fall-run salmon, return in the spring from the ocean to ... of habitat degradation due to dams logging and roads, water diversions and migration barriers that ...

The safeguards would apply to salmon in the Chehalis ... before making the decision to seek legal protections.” Spring-run Chinook have unique habitat requirements for migration, spawning, juvenile ...

Declines in wild Snake River spring/summer chinook over the past century were driven by overfishing and migration barriers, including dams, water diversions for irrigation, salmon farms and ...