How does El Nino affect the fishing industry?

How does El Niño affect the fishing industry?

An El Niño reduces the upwelling of cold water off the coast of the Americas. When this happens, fish either die or migrate into areas where they’ll find more to eat. Off California, fish populations may also be reduced. Marine mammals, such as seals and sea lions, that feed on fish may be affected.

How does El Niño affect Peru?

After a period of severe drought, per recent news reports the “El Niño” effect is bringing heavy rainfall on Peru´s Northern coast causing overflowing of rivers, mudslides and flooding. As part of the “El Niño” effect warm waters appear on the ocean surface near or during December thus causing rainfall to increase.

How do you think an El Niño event impacts the fishing industry on the west coast of South America?

During an El Niño event the trade winds weaken. Warm, nutrient-poor water is not pushed westward and comes to occupy the entire tropical Pacific Ocean. This warmer water has a devastating impact on their fishing crops which rely on cool waters to thrive.

How does El Niño affect the upwellings along the coast of Peru?

El Nino events are referred to as ENSO events. ENSO is a disruption of the ocean-atmosphere system in the tropical Pacific such that coastal upwelling off the Peruvian coast decreases or stops. This results in a warming of the surface water off Peru that can spread across the Pacific ocean.

How does El Niño affect fishing in South America?

What impact does El Niño have on the fishing industry quizlet?

– local fishing industry suffers , worlds largest fishery collapsed in 1792 due to el nino. what are the economic affects of el nino . -reduction in upwelling led to fish kills off the coast of peru.

How does El Niño affect Peru economically?

Peru and its economy are particularly vulnerable to El Niño. The 1997–1998 event caused deadly flooding and mudslides, and the government calculated that damage to infrastructure amounted to about USD 3.5 billion, or about 4.5% of GDP. Peru’s coastal regions are important for agricultural production.

How does El Nino affect upwelling and the fisheries off the coast of South America?

Due to the warm trade winds, the sea surface is normally about . 5 meter (1.5 feet) higher and 45° F warmer in Indonesia than Ecuador. The westward movement of warmer waters causes cooler waters to rise up towards the surface on the coasts of Ecuador, Peru, and Chile. This process is known as upwelling.

What are two ways living things are affected by El Niño and La Niña?

El Niño and La Niña affect not only ocean temperatures, but also how much it rains on land. Depending on which cycle occurs (and when), this can mean either droughts or flooding. Typically, El Niño and its warm waters are associated with drought, while La Niña is linked to increased flooding.