Study Shows Avian Predation On Salmon Smolts In Columbia River Plume Higher With Turbidity, Smaller Plume, Fewer Forage Fish

Juvenile salmon run the gamut of predators – birds, other fish and pinnipeds – as they migrate from their rearing grounds far upstream in the Columbia River basin all the way to the ocean, but they also are confronted with predators as they enter the ocean.

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