Study: Wild Chinook Spawning Later In A Warming River, While Hatchery Strays Spawning Earlier

Spawn timing for wild chinook salmon in the Skagit River system in Washington is slowly occurring later in the year as the river warms due to climate change, a finding that fits with previous research. However, the trend for hatchery-origin stray chinook salmon in the same river is towards earlier spawning, according to a recent study.

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