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, low-salinity ocean current thatflows north along the west coast of
South America from the southerntip of Chile to northern Peru. Alsocalled the Peru Current, it isan eastern boundarycurrent flowing in the direction ofthe equator , and can extend 1,000kilometers offshore. The HumboldtCurrent LargeMarine Ecosystem (LME), named
afterthe Prussian naturalist Alexandervon Humboldt, is one of themajor upwelling systems of theworld, supporting an extraordinary
abundance of marine life.Upwelling occurs off Peru year-round but off Chile only during thespring and summer, because of the
https://en.wikipedia.org/wiki/Salinityhttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Salinity
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displacement of the subtropicalcenter of high pressure during the
summer.
La Silla is in the Southern outskirtsof the Atacama Desert, one of the
driest places on Earth, it may comeas a surprise to see cloudformations result of the PeruvianHumboldt Current.[1]
The Humboldt Current LME isconsidered a Class I, highlyproductive (>300 gC/m2-yr),ecosystem. It is the mostproductive marine ecosystem in the
world, as well as the largestupwelling system. The Humboldt’shigh rates of primary andsecondary productivity support the
https://en.wikipedia.org/wiki/La_Silla_Observatoryhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/File:Sitting_at_the_Top_of_a_Cloud.jpghttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/La_Silla_Observatory
8/18/2019 dfaf 345 fsd
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world’s largest fisheries. Approximately 18-20% of the
world’s fish catch comes from theHumboldt Current LME. Thespecies aremostly pelagic: sardines, anchovies and jack mackerel. The LME’s
high productivity supports otherimportant fishery resources as wellas marine mammals (earedseals and cetaceans) and seabirds.The cold, nutrient-rich waterbrought to the surface by upwellingdrives the system’s extraordinaryproductivity.
https://en.wikipedia.org/wiki/Pelagichttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/File:Tropical_cyclones_1945_2006.pnghttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Pelagic
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The presence of the HumboldtCurrent and its associated wind
shear [2] prevents the formationof tropical cyclones in the area (The
same effect occurs in the South
Atlantic with the Benguela
Current)[citation needed ].
(Worldwide tropical cyclone tracks,1945 –2006.)
Periodically, the upwelling thatdrives the system’s productivity is
disrupted by the El Niño-SouthernOscillation (ENSO) event. Whenthis occurs, fish abundance anddistribution are significantlyaffected, often leading to stock
crashes and cascading social andeconomic impacts. These eventshave led to sequential changes,
https://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2https://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2
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where sardines and anchovieshave replaced each other
periodically as the dominantspecies in the ecosystem. Thesespecies changes can havenegative consequences for thefishing industry and the economies
of the countries that fish thesystem.
The Humboldt has a considerablecooling influence on the climate of
Chile, Peru and Ecuador . It is alsolargely responsible for the aridityof Atacama Desert in northernChile and coastal areas of Peruand also of the aridity of southern
Ecuador. Marine air is cooled bythe current and thus is notconducive to generating
https://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chile
8/18/2019 dfaf 345 fsd
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precipitation (although clouds andfog are produced).
, low-salinity ocean current thatflows north along the west coast ofSouth America from the southerntip of Chile to northern Peru. Alsocalled the Peru Current, it isan eastern boundarycurrent flowing in the direction ofthe equator , and can extend 1,000kilometers offshore. The Humboldt
Current LargeMarine Ecosystem (LME), namedafterthe Prussian naturalist Alexandervon Humboldt, is one of the
major upwelling systems of theworld, supporting an extraordinaryabundance of marine life.Upwelling occurs off Peru year-
https://en.wikipedia.org/wiki/Salinityhttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Salinity
8/18/2019 dfaf 345 fsd
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round but off Chile only during thespring and summer, because of the
displacement of the subtropicalcenter of high pressure during thesummer.
La Silla is in the Southern outskirtsof the Atacama Desert, one of thedriest places on Earth, it may comeas a surprise to see cloudformations result of the Peruvian
Humboldt Current.[1] The Humboldt Current LME isconsidered a Class I, highlyproductive (>300 gC/m2-yr),
ecosystem. It is the mostproductive marine ecosystem in theworld, as well as the largestupwelling system. The Humboldt’s
https://en.wikipedia.org/wiki/La_Silla_Observatoryhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/File:Sitting_at_the_Top_of_a_Cloud.jpghttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/La_Silla_Observatory
8/18/2019 dfaf 345 fsd
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high rates of primary andsecondary productivity support the
world’s largest fisheries. Approximately 18-20% of theworld’s fish catch comes from theHumboldt Current LME. Thespecies are
mostly pelagic: sardines, anchovies and jack mackerel. The LME’shigh productivity supports otherimportant fishery resources as wellas marine mammals (earedseals and cetaceans) and seabirds.The cold, nutrient-rich waterbrought to the surface by upwellingdrives the system’s extraordinary
productivity.
https://en.wikipedia.org/wiki/Pelagichttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Pelagic
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The presence of the HumboldtCurrent and its associated windshear [2] prevents the formationof tropical cyclones in the area (The
same effect occurs in the South
Atlantic with the Benguela
Current)[citation needed ].
(Worldwide tropical cyclone tracks,
1945 –2006.)Periodically, the upwelling thatdrives the system’s productivity isdisrupted by the El Niño-SouthernOscillation (ENSO) event. Whenthis occurs, fish abundance anddistribution are significantlyaffected, often leading to stock
https://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2https://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/File:Tropical_cyclones_1945_2006.pnghttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2
8/18/2019 dfaf 345 fsd
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crashes and cascading social andeconomic impacts. These events
have led to sequential changes,where sardines and anchovieshave replaced each otherperiodically as the dominantspecies in the ecosystem. These
species changes can havenegative consequences for thefishing industry and the economiesof the countries that fish thesystem.
The Humboldt has a considerablecooling influence on the climate ofChile, Peru and Ecuador . It is alsolargely responsible for the aridity
of Atacama Desert in northernChile and coastal areas of Peruand also of the aridity of southernEcuador. Marine air is cooled by
https://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chile
8/18/2019 dfaf 345 fsd
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the current and thus is notconducive to generating
precipitation (although clouds andfog are produced).
, low-salinity ocean current thatflows north along the west coast ofSouth America from the southerntip of Chile to northern Peru. Alsocalled the Peru Current, it isan eastern boundarycurrent flowing in the direction of
the equator , and can extend 1,000kilometers offshore. The HumboldtCurrent LargeMarine Ecosystem (LME), namedafter
the Prussian naturalist Alexandervon Humboldt, is one of themajor upwelling systems of theworld, supporting an extraordinary
https://en.wikipedia.org/wiki/Salinityhttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Salinity
8/18/2019 dfaf 345 fsd
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abundance of marine life.Upwelling occurs off Peru year-
round but off Chile only during thespring and summer, because of thedisplacement of the subtropicalcenter of high pressure during thesummer.
La Silla is in the Southern outskirtsof the Atacama Desert, one of thedriest places on Earth, it may come
as a surprise to see cloudformations result of the PeruvianHumboldt Current.[1]
The Humboldt Current LME is
considered a Class I, highlyproductive (>300 gC/m2-yr),ecosystem. It is the mostproductive marine ecosystem in the
https://en.wikipedia.org/wiki/La_Silla_Observatoryhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/File:Sitting_at_the_Top_of_a_Cloud.jpghttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/La_Silla_Observatory
8/18/2019 dfaf 345 fsd
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world, as well as the largestupwelling system. The Humboldt’s
high rates of primary andsecondary productivity support theworld’s largest fisheries. Approximately 18-20% of theworld’s fish catch comes from the
Humboldt Current LME. Thespecies aremostly pelagic: sardines, anchovies and jack mackerel. The LME’shigh productivity supports otherimportant fishery resources as wellas marine mammals (earedseals and cetaceans) and seabirds.The cold, nutrient-rich water
brought to the surface by upwellingdrives the system’s extraordinaryproductivity.
https://en.wikipedia.org/wiki/Pelagichttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Pelagic
8/18/2019 dfaf 345 fsd
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The presence of the HumboldtCurrent and its associated windshear [2] prevents the formationof tropical cyclones in the area (The
same effect occurs in the South
Atlantic with the Benguela
Current)[citation needed ].
(Worldwide tropical cyclone tracks,
1945 –2006.)Periodically, the upwelling thatdrives the system’s productivity isdisrupted by the El Niño-SouthernOscillation (ENSO) event. Whenthis occurs, fish abundance anddistribution are significantlyaffected, often leading to stock
https://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2https://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/File:Tropical_cyclones_1945_2006.pnghttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2
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the current and thus is notconducive to generating
precipitation (although clouds andfog are produced).
, low-salinity ocean current thatflows north along the west coast ofSouth America from the southerntip of Chile to northern Peru. Alsocalled the Peru Current, it isan eastern boundarycurrent flowing in the direction of
the equator , and can extend 1,000kilometers offshore. The HumboldtCurrent LargeMarine Ecosystem (LME), namedafter
the Prussian naturalist Alexandervon Humboldt, is one of themajor upwelling systems of theworld, supporting an extraordinary
https://en.wikipedia.org/wiki/Salinityhttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Upwellinghttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Alexander_von_Humboldthttps://en.wikipedia.org/wiki/Natural_sciencehttps://en.wikipedia.org/wiki/Prussiahttps://en.wikipedia.org/wiki/Ecosystemhttps://en.wikipedia.org/wiki/Equatorhttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Eastern_boundary_currenthttps://en.wikipedia.org/wiki/Peruhttps://en.wikipedia.org/wiki/Chilehttps://en.wikipedia.org/wiki/Ocean_currenthttps://en.wikipedia.org/wiki/Salinity
8/18/2019 dfaf 345 fsd
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abundance of marine life.Upwelling occurs off Peru year-
round but off Chile only during thespring and summer, because of thedisplacement of the subtropicalcenter of high pressure during thesummer.
La Silla is in the Southern outskirtsof the Atacama Desert, one of thedriest places on Earth, it may come
as a surprise to see cloudformations result of the PeruvianHumboldt Current.[1]
The Humboldt Current LME is
considered a Class I, highlyproductive (>300 gC/m2-yr),ecosystem. It is the mostproductive marine ecosystem in the
https://en.wikipedia.org/wiki/La_Silla_Observatoryhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/File:Sitting_at_the_Top_of_a_Cloud.jpghttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/La_Silla_Observatory
8/18/2019 dfaf 345 fsd
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world, as well as the largestupwelling system. The Humboldt’s
high rates of primary andsecondary productivity support theworld’s largest fisheries. Approximately 18-20% of theworld’s fish catch comes from the
Humboldt Current LME. Thespecies aremostly pelagic: sardines, anchovies and jack mackerel. The LME’shigh productivity supports otherimportant fishery resources as wellas marine mammals (earedseals and cetaceans) and seabirds.The cold, nutrient-rich water
brought to the surface by upwellingdrives the system’s extraordinaryproductivity.
https://en.wikipedia.org/wiki/Pelagichttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Pelagic
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crashes and cascading social andeconomic impacts. These events
have led to sequential changes,where sardines and anchovieshave replaced each otherperiodically as the dominantspecies in the ecosystem. These
species changes can havenegative consequences for thefishing industry and the economiesof the countries that fish thesystem.
The Humboldt has a considerablecooling influence on the climate ofChile, Peru and Ecuador . It is alsolargely responsible for the aridity
of Atacama Desert in northernChile and coastal areas of Peruand also of the aridity of southernEcuador. Marine air is cooled by
https://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chile
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abundance of marine life.Upwelling occurs off Peru year-
round but off Chile only during thespring and summer, because of thedisplacement of the subtropicalcenter of high pressure during thesummer.
La Silla is in the Southern outskirtsof the Atacama Desert, one of thedriest places on Earth, it may come
as a surprise to see cloudformations result of the PeruvianHumboldt Current.[1]
The Humboldt Current LME is
considered a Class I, highlyproductive (>300 gC/m2-yr),ecosystem. It is the mostproductive marine ecosystem in the
https://en.wikipedia.org/wiki/La_Silla_Observatoryhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/File:Sitting_at_the_Top_of_a_Cloud.jpghttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-1https://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/La_Silla_Observatory
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world, as well as the largestupwelling system. The Humboldt’s
high rates of primary andsecondary productivity support theworld’s largest fisheries. Approximately 18-20% of theworld’s fish catch comes from the
Humboldt Current LME. Thespecies aremostly pelagic: sardines, anchovies and jack mackerel. The LME’shigh productivity supports otherimportant fishery resources as wellas marine mammals (earedseals and cetaceans) and seabirds.The cold, nutrient-rich water
brought to the surface by upwellingdrives the system’s extraordinaryproductivity.
https://en.wikipedia.org/wiki/Pelagichttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Seabirdhttps://en.wikipedia.org/wiki/Cetaceahttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Eared_sealhttps://en.wikipedia.org/wiki/Jack_mackerelhttps://en.wikipedia.org/wiki/Anchovyhttps://en.wikipedia.org/wiki/Sardinehttps://en.wikipedia.org/wiki/Pelagic
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The presence of the HumboldtCurrent and its associated windshear [2] prevents the formationof tropical cyclones in the area (The
same effect occurs in the South
Atlantic with the Benguela
Current)[citation needed ].
(Worldwide tropical cyclone tracks,
1945 –2006.)Periodically, the upwelling thatdrives the system’s productivity isdisrupted by the El Niño-SouthernOscillation (ENSO) event. Whenthis occurs, fish abundance anddistribution are significantlyaffected, often leading to stock
https://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2https://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/File:Tropical_cyclones_1945_2006.pnghttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/El_Ni%C3%B1o-Southern_Oscillationhttps://en.wikipedia.org/wiki/Wikipedia:Citation_neededhttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Benguela_Currenthttps://en.wikipedia.org/wiki/Tropical_cyclonehttps://en.wikipedia.org/wiki/Humboldt_Current#cite_note-2
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crashes and cascading social andeconomic impacts. These events
have led to sequential changes,where sardines and anchovieshave replaced each otherperiodically as the dominantspecies in the ecosystem. These
species changes can havenegative consequences for thefishing industry and the economiesof the countries that fish thesystem.
The Humboldt has a considerablecooling influence on the climate ofChile, Peru and Ecuador . It is alsolargely responsible for the aridity
of Atacama Desert in northernChile and coastal areas of Peruand also of the aridity of southernEcuador. Marine air is cooled by
https://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Norte_Grande,_Chilehttps://en.wikipedia.org/wiki/Atacama_Deserthttps://en.wikipedia.org/wiki/Climate_of_Ecuadorhttps://en.wikipedia.org/wiki/Climate_of_Peruhttps://en.wikipedia.org/wiki/Climate_of_Chilehttps://en.wikipedia.org/wiki/Climate_of_Chile
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the current and thus is notconducive to generating
precipitation (although clouds andfog are produced).
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