surface currents
TRUE
Upwelling
upwelling
Upwelling
An upwelling is a current in the ocean that brings deep, cold water to the ocean surface.
Upwelling is the ocean process that brings vital nutrients from the bottom to the surface waters. It occurs when cold, nutrient-rich waters from the deep ocean rise to the surface, fueling the growth of phytoplankton and supporting a vibrant marine ecosystem.
The movement of cool water to the surface is known as upwelling. This occurs when winds push surface water away from a coast, causing deeper, cooler water to rise and replace it. Upwelling brings nutrient-rich waters to the surface, making it a crucial process for supporting marine ecosystems.
Fish are abundant in areas where the ocean is upwelling because the upwelling brings nutrient-rich water to the surface, which supports the growth of phytoplankton. Phytoplankton is the base of the marine food chain, providing food for small fish which in turn attract larger fish and predators. This creates a productive and diverse ecosystem where fish thrive.
upwelling
True. Upwelling is a process where cold, nutrient-rich waters from the deep ocean rise to the surface, supporting the growth of phytoplankton and ultimately benefiting marine ecosystems.
Cold currents near coastlines often indicate the presence of upwelling. This is because upwelling brings cold, nutrient-rich waters from the ocean depths to the surface, leading to colder surface currents. Some examples of cold currents near coastlines that are associated with upwelling include the California Current, the Benguela Current, and the Canary Current.
The process is called upwelling. It occurs when winds push surface water away from the coast, which allows deeper, colder water to rise and replace the displaced water. Upwelling brings nutrients from the ocean floor to the surface, supporting marine life.