wind
when they hit something
El Nino
Upwelling is when the winds cause nutrient rich waters from lower levels of the ocean to replace the surface water. Upwelling's are usually caused by coastal surges or open oceans.
it cause a decrease in food supply for fish
No, El Niño does not cause upwelling; in fact, it typically suppresses it. During an El Niño event, warmer ocean waters spread across the central and eastern Pacific, which can inhibit the normal upwelling of nutrient-rich cold waters from the deep ocean. This disruption can lead to reduced marine productivity and affect fisheries in the region.
The two steps of upwelling is
upwelling current upwelling current
TRUE
upwelling
upwelling
When my dad is mad, you can hear the upwelling in his voice.
Trade winds cause upwelling waters, which provide nutients for more fish.