Upwelling conditions off the Oregon coast


The movie below shows development of upwelling on 15 June 2001. Surface particles are released in the model simultaneously in a large area on the shelf (approximately 60 by 120 km). Winds are southward during this time.

Question 1: Where does surface water go?

Question 2: Cold water (shown in blue) replaces warm water (red) near the coast. Where does the cold water come from?

See the answers to these questions below.



Answer to Question 1: To the south and away from the coast.

Answer to Question 2: From the ocean depth.

Click HERE to return to the previous page.