The Humboldt Current, a river of cold water running deep beneath the Pacific Ocean, sweeps eastward toward the South American coast until it hits the coastline, where it is forced upward near the surface. Deep sediments come up along with the cold water. Predict what you would find along that coast.
A) tremendous biomass
B) very few sea birds
C) lots of rain
D) limited algae

Question

Quizplus · Accepted Answer

The upwelling of cold, nutrient-rich water along the South American coast fuels high productivity in phytoplankton and other aquatic plants, which in turn supports a thriving food web and high biomass of fish, marine mammals, and seabirds.

The Humboldt Current, a River of Cold Water Running Deep