Drake fupi: kufotokoza, chithunzi

Drake fupi ili mu Chigawo cha kum'mwera. Ndi dzina lake pambuyo marque British ndi wapaulendo Francis Drake. Iye anali m'zaka XVI, mmodzi wa oyamba anali madzi pa chombo wake "Golden kunsana", kupanga kuzungulira dziko. Zinatha zaka zitatu - kuchokera 1577 pa 1580. Kudzera Khwalala Drake anatenga frigate mu 1578

Izi malo madzi ndi wapadera. Nawa mikuntho kwambiri. Izi ndi malo okhawo pa dziko kumene mafunde pamwamba mamita 15.

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mwapadera kuyambira asayansi ayenera Drake fupi. Kodi izi m'dera madzi? Khwalala lili pakati pa maiko awiri: America South ndi Antarctica. Izo zikugwirizana ndi Pacific ndi Atlantic nyanja. Gawolo liyambire kumpoto kwa Khwalala Powafotokozera zilumba za Tierra del Fuego, ndi kumwera - Graham Land (Antarctic Peninsula). Apa ndi wotchuka Cape Horn - ndi malo a dziko lozungulira iliyonse wapaulendo amene amachita padziko chilikupita dziko. Izi ndi njira yokhayo imene n'zotheka akamadutsa, ngati kukonza njira kudzera ku Panama Canal. Ndi pa Horn zilumba mfundo.

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Drake fupi ndi linafalitsidwa kwambiri khwalala mu dziko. Mu mbali linafalitsidwa kwambiri akafika kutalika za 800-900 makilomita. Kuya pafupifupi njirayi ndi 4000 m, koma pali madera ena a nyanja, kusiya akuya 5000 mamita ndi zambiri.

Umadutsa ndi Khwalala ya Antarctic Circumpolar Current, imatchedwanso West Mphepo Kuthetsa. Ichi ndi chokhacho kufalitsidwa madzi kutuluka mwa meridians onse a Dziko Lapansi. Izi kuganiziridwa kuti nyanja pakati pa amphamvu kwambiri. Chifukwa, mvula ya mkuntho mu Drake fupi - si zachilendo. Bakuman mu nyengo yoipa ndi gusts mphepo 35 m / C, mbakwira mamita 15, ndipo ngakhale apamwamba.

Chifukwa moyandikana kwa Antarctica (Drake fupi pa mapu, onani m'munsimu) m'madzi a namkholowa pafupipafupi. Kutentha pafupifupi pankhani zimenezi za +5 ° C. Khwalala madzi kutentha zimasiyanasiyana za -2 kuti +10 ° C. Ngakhale nyengo malo aakulu kwambiri kukhetsa pafupifupi konse kwathunthu amaundana ndi kukhala yodutsira chaka chonse.

Flora ndi zinyama

Drake fupi ndi madera ozungulira lokhala ndi moyo, ngakhale nyengo tchalitchi si yabwino kwambiri pankhani imeneyi. M'mphepete mwa Antarctica ndi America South, ndasambitsa ndi Straits, ndi namkholowa ndi kunyumba kwa mitundu ya penguin, kuphatikizapo Magellan, Antarctic, Gentoo ndi macaroni. Chili kwa anyani Adelie pano.

Wa mbalame mu malo awa pali mitundu ya mabanja Procellariiform ndi skua. Mu lofalitsidwa kwambiri madzi khwalala timayandama anagonjera diatomaceous buluu wobiriwira algae, ndi zooplankton, makamaka copepods (copepods).

Drake fupi ndi malo wangwiro amoyo ndi mitundu ina ya nyama. Mwachitsanzo, mukhoza kukumana ena oimira otchuka malo nyanja ku dongosolo Cetacea, monga mwa chinsomba buluu. Kuli mitundu yambiri ya banja la zisindikizo. Iwo zolusa, kudyetsa makamaka pa nsomba, mollusks, krill ndiponso nkhanu. Oimira subspecies uyu, wotchedwa nyanja nyalugwe zambiri kuukira anyani ndipo ngakhale zisindikizo zina.