How Coastal Upwelling Fuels Productive Fisheries Through Nutrient Pumping

沿岸上升流如何通过养分泵送支撑高产渔业

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Persistent alongshore winds drive Ekman transport, pushing surface waters offshore and drawing cold, nutrient-rich deep water toward the coast—a process called coastal upwelling.
This subsurface water contains nitrate, phosphate, and silicate concentrations 10–100× higher than sunlit surface layers—fueling explosive phytoplankton blooms.

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