The okpomọkụ na salinity nke Barents Sea. Gịnị bụ salinity nke Barents Sea na ppm

The Barents Sea - bụ oké osimiri, dị na nsọtụ nke Arctic Ocean. More kpomkwem, ọ bụ ihe karịrị ndị Arctic gburugburu, n'etiti agwaetiti nke Svalbard, Franz Josef Land, Vaigach na n'ikperé Europe. Barents Sea mmiri asa n'ikperé Norway, ma ọtụtụ n'ime ihe niile - Russia. Ruo mgbe ọgwụgwụ nke ebe a ka e mụọ. Ọtụtụ na-adịghị ọbụna ihe ndị salinity nke Barents Sea, na ihe bụ okpomọkụ nke mmiri ya. Ọfọn, nke a nwere ike ota.

buo Runoff

The salinity na okpomọkụ nke Barents Sea ndị dabere na ọtụtụ ihe. Mgbe niile, mmiri na-ọnọ ebe a abụghị nanị n'ihi na nke osimiri, ma si Atlantic. All a nwere mmetụta na salinity na okpomọkụ. Ọ ga-ha ghọta na osimiri eruba, nyere olu na ebe nke oké osimiri, na nke a bụ ala. N'oge afọ, ebe a na-abịa banyere 163 cubic kilomita nke ọhụrụ mmiri. Ọtụtụ osimiri igba kpomkwem ke ndịda-ọwụwa anyanwụ nke Barents Sea. Ebe a kara akara kasị akwara. Ikpe ikpe site na mbụ na-egosi nke mmiri nnweta, Pechora resets na a ọdọ mmiri banyere 130 cubic mita mmiri. Nke a na-anọchi anya banyere 70% nke ngụkọta osimiri eruba n'oge afọ. Na mpaghara ebe a, oké osimiri aga n'ime ọtụtụ nta ọdọ.

Ọ bụ uru na-arịba ama na na n'ụsọ oké osimiri nke Kola Peninsula na n'ụsọ oké osimiri nke Norway akaụntụ maka naanị 10% nke osimiri eruba. Mgbe niile, ebe a na-ada na-akasị obere ugwu iyi. The kasị elu ọnụego nke continental runoff hụrụ na mmiri, na nke kacha nta na - na na oyi na n'oge mgbụsị akwụkwọ. Ma, ọ na-emetụta ndị salinity nke Barents Sea. Budata emetụta osimiri eruba naanị na hydrological ọnọdụ nke ndịda-ọwụwa anyanwụ. Mpaghara a bụ ihe kasị na-emighị emi oké osimiri, na ọ na-emekarị kwuru na dị ka Ọgba ọdọ mmiri.

Nso osimiri

The salinity nke Barents Sea, nakwa dị ka okpomọkụ nke mmiri ya na-adabere ọ bụghị naanị na mmiri runoff. On a ọgụgụ na-enwe mmetụta ndị ọzọ ihe. Echefula banyere mmiri mgbanwe na n'oké osimiri nile, emi odude ọzọ ụzọ. N'ezie, ọ ga-gaa na akaụntụ ha kpọmkwem atụmatụ. Kasị na ndị Barents Sea na-enweta na-ekpo ọkụ Atlantic mmiri. Kwa Afọ mwubata bụ mkpokọta 74 puku square kilomita.

Mmiri si n'akụkụ oké osimiri nile me ka Barents Sea si 177 na 1012 kcal okpomọkụ. Of a ego na-etinye obi gị dum site na 12%. The ike nke okpomọkụ na-nọrọ na Barents Sea. Kwesịrị ịdị, ndị mmiri na-adịghị dị ka oyi. Ọ bụ uru na-arịba ama: ndi Barents Sea - bụ na-ekpo ọkụ oké osimiri n'etiti ndị na-akụkụ nke Arctic Ocean. Ụfọdụ ebe na-nnọọ na ifriizi. Mmiri okpomọkụ sitere na site European n'ókè-ala-na-agwụcha na 75 Celsius ugwu ohere - nọgidere n'elu efu.

Ọdịdị nke mmiri

Iji chọpụta ihe ndị salinity na Barents Sea, ọ dị mkpa iji nlezianya tụlee Ọdịdị nke mmiri ya. N'oge na-4 isi ibu:

1. Atlantic mmiri pụta - na ọtụtụ n'ime mmiri si n'elu na ala. Ha na-abịa na-akasị si n'ebe ugwu ọwụwa anyanwụ, n'ebe ugwu na n'ebe ndịda ọdịda anyanwụ nke Arctic Basin. Ndị a pụta bụ ọkụ na savory.
2. Arctic mmiri - a ibu na-aga n'ime oké osimiri, site n'ebe ugwu na ụdị nke elu ugbu a. Ndị a belata mmiri salinity, na-adịghị mma okpomọkụ.
3. Osimiri. Ndị a pụta n'ime oké osimiri si continental ịgbapụta ná ndị White Sea, nakwa dị ka na ala gbara osimiri okirikiri ugbu a si na Norwegian Sea n'ụsọ oké osimiri nke Norway. N'oge okpomọkụ mmiri a nwere elu okpomọkụ arụmọrụ ma obere salinity. N'oge oyi, ala gbara osimiri okirikiri e ji mara ọha mmadụ na-yiri nnọọ ka Arctic pụta.
4. Barents Sea mmiri - a Otutu nke a kpụrụ na oké osimiri n'ihi mgbanwe nke mmadụ nke Atlantic na mmetụta nke obodo ọnọdụ. Ha na-ji elu salinity na ala okpomọkụ. N'oge oyi, ugwu-n'ebe ọwụwa anyanwụ na-kpamkpam jupụtara na obodo mmiri nke Barents Sea, ndịda-n'ebe ọdịda anyanwụ - Atlantic. Arctic pụta bụ kpamkpam na-anọghị, na ala gbara osimiri okirikiri hụrụ naanị na n'elu osimiri. Ọ bụ uru na-arịba ama na Barents Sea salinity bụ fọrọ agbanweghi agbanwe. Mgbe niile, dị iche iche pụta bụ ngwa ngwa mbuaha.

The Barents Sea: salinity

The Barents Sea bụ ọma ejikọrọ na oké osimiri. Na nke a na-continental orùrù freshwater bụ obere. N'ihi nke a na salinity egosi fọrọ nke nta na-agbanweghi agbanwe na adịghị si dị iche na nkezi salinity nke oké osimiri. Ọ bụ uru na-arịba ama na mgbanwe na-adabere ọ bụghị nanị na a kara aka kamakwa site na mpaghara. Ka ihe atụ, n'ebe ndịda-n'ebe ọdịda anyanwụ nke hụrụ kacha salinity nke Barents Sea. Ebe a, ọnụ ọgụgụ bụ 35 ‰. Ọ bụ ihe na ebe nke North Cape trough. E nwere nnu Atlantic mmiri pụta na mgbe ice.

Na ndịda nakwa n'ebe ugwu nke arụmọrụ bụ a ọnụ ka 34,5 ‰. Ke ebe gosiri-agbaze nke ice. Na n'ebe ndịda ọwụwa anyanwụ nke na mmiri pụta ọbụna ihe ọhụrụ. Na mpaghara ebe a nke Barents Sea na salinity na akụkụ kwa nde bụ mkpokọta 32-33 ‰. E nwere akara ndị kasị ibu osimiri eruba nke ọhụrụ mmiri. Na mpaghara ebe a, e nwekwara ndị agbaze nke ice.

The salinity na n'ígwé

Mgbanwe ndị na-salinity na mmiri kọlụm bụ dabere na tributaries Atlantic mmiri pụta, osimiri nsị, nakwa site na ala nke enyemaka. Na n'elu, ha nwere ike na-anọchi anya si 34 ‰ ma ọ bụ elu, na na ala - ruo 35,2 ‰. Na ọzọ nta mgbanwe na-kwuru n'ime n'elu ụgbọ okpuru mmiri na-akpọ ụkwụ ekwesị.

Ọ bụ uru na-arịba ama na ọ nweghị mgbanwe n'oge oge egosi nke salinity. Mgbanwe dị nnọọ ike. The n'elu oyi akwa bụ ihe bland ke ndaeyo. The nkọ na-abawanye na salinity na omimi a hụrụ si ogbu nke 25-30 mita. N'oge oyi, a yiri na-awụlikwa elu na ọ fọrọ nke nta dị larịị. Na ndịda-ọwụwa anyanwụ nke omimi nke akara nke ọma mgbanwe salinity indices. Ọ bụ uru na-arịba ama na n'ebe dị otú ahụ dị iche nwere ike ịbụ ihe ole na ole ppm.

Na oyi, na kwuru, itinye n'ọnọdụ egosi fọrọ nke nta dum ọkpụrụkpụ nke Barents Sea. N'oge opupu ihe ubi, na n'elu oyi akwa na-aghọ ewepụghị. N'oge okpomọkụ nke usoro a na-mesikwuru n'ihi nke-agbaze ice. Ọ bụ ya mere n'etiti horizons nke 10-25 enwere a nkọ na-awụlikwa elu na salinity.

The njupụta nke mmiri

Ke adianade do, anaghị echefu banyere ihe ndị ọzọ. Ka ihe atụ, na North Oké Osimiri ebe n'oge oyi na mmiri pụta ndị denser, na etiti - ke ndaeyo. Na nke a, ihe mere nke a onu bụ nnọọ iche. Na n'ebe ugwu, ya emee n'ihi na nnata nke ọhụrụ mmiri, na n'ebe ndịda - dị ka a n'ihi nke n'iyi.

The salinity nke Barents Sea n'oge a kara aka

Na oyi index n'ofe oké osimiri ebe dịtụ elu na bụ 35 ‰. Dịkarịa ala nke niile na ndịda-ọwụwa anyanwụ - ruo 33 ‰. Nke a bụ n'ihi na nnukwu inflow nke Atlantic pụta, kpukpru usen continental runoff ufiop guzobere ice. Spring udu ịnọgide elu salinity. The naanị wezụga bụ warara ala gbara osimiri okirikiri warara na Kanin-Kolguev region na Murmansk n'ụsọ oké osimiri. N'ebe a, salinity mbelata.

Na okpomọkụ e nwere mwubata nke mmiri pụta si Atlantic Ocean,-agbaze nke ice na nkesa nke osimiri mmiri. Dị ka a N'ihi nke a ọnụ ọgụgụ a na ukwuu belata. Na ndịda-ọwụwa anyanwụ nke akara nwere ike ịda na 25 ‰, na n'ebe ndịda ọdịda anyanwụ-- na 34,5 ‰. Na ọdịda nke indices na-echekwara belata. Otú ọ dị, n'ihi na eziokwu na continental runoff nwayọọ nwayọọ slows ala, na salinity nke Barents Sea na pasent abawanye. Ke adianade do, ngwa ngwa guzobere ice-amalite na oge a. Nke nta nke nta tụọ salinity esịmde larịị nke oyi.

Ná ngwụsị nke

Ugbu a na ị maara ihe bụ salinity nke Barents Sea na na ọ na-emetụta. N'agbanyeghị ihe ndị fluctuations, o nwere banyere 110 umu nke azụ. Umu anumanu na osisi di iche iche mbelata si n'ebe ọdịda anyanwụ ruo n'ebe ọwụwa anyanwụ. Nke a na-ejikọta ya na usen mmiri okpomọkụ na ikuku, na ice mode. Ọ bụ uru na-arịba ama na Barents Sea okporoko ọnọde ọtụtụ ndị na obodo, Bychkova na flatfish umu. N'oge, e na-mined Haddock, capelin, azụ asa, halibut, okporoko, azụ okpo, pola okporoko na redfish.