First 15 days of egg development may determine survival for California's most endangered salmon

Researchers have discovered that the first 15 days of egg development are critical for the survival of California's endangered winter-run Chinook salmon. Rising river temperatures due to climate change are threatening these thermal windows, potentially leading to population decline.
Why it matters
Understanding these specific environmental thresholds is vital for conservation efforts and managing water resources to prevent the extinction of a key species.
edited by Gaby Clark , reviewed by Robert Egan
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