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Salmon survival: Betting on the right fish

By studying salmon bones, scientists have uncovered that for thousands of years, Chinook salmon returned to California rivers at a range of ages. Today, habitat loss, overharvesting and conventional hatcheries have narrowed the age diversity of returning fish, a critical factor in efforts to save the species in Santa Cruz County and beyond. They are working with tribal partners to restore that diversity, protecting wild stocks and the rhythms that keep rivers alive.

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