A matsatsiyar ne daban-daban daga cikin Gulf? Davis mashigar: da wuri, musamman

A bay ne daban-daban daga mashigar? A duban farko, bambanci za a iya gani cikin sharuddan da kansu. Matsatsiyar dole ne a hada biyu ko fiye na cikin ruwa abu, rabu da wani gwada kunkuntar ɓangare na ƙasar. Bay an, a ka'idar, kamata ba da damar zuwa wasu ruwayen. Shin da gaske? Kawai idan wannan shi ne daban-daban daga Davis mashigar ne dake kusa da Gulf of Cumberland? Yana sa hankali ya gane.

bays

Ya danganta da wurin da hali su gane da dama iri: tashar jiragen ruwa da kuma bay, lebe da kuma fjords, estuaries, lagoons da kuma estuaries. Ya kamata a lura da cewa bays iya alaka daban-daban ruwa yankunan: tekuna, da waɗansu kõguna, tekuna ko tabkuna. Dukkan wadannan abubuwa a matsayin idan sun yanke a cikin babban yankin da kuma samun daban-daban asalin. Wasu suna kafa ta ebb kuma ya kwarara, da kuma wasu sun taso a cikin shakka daga samuwar nahiyoyin: motsi da tectonic faranti, dutse samuwar, volcanic aiki.

Dangane da topography, yanayin damina, tides, igiyoyin na gudãna ciyar inlets iya daban-daban halaye. Za a iya muhimmanci bambanta da ruwa yanayin, zurfin, kwarara kudi, abun da ke ciki na ruwa. Bays wani lokacin rabu da asali mai ruwa-ruwa abu alluvial braids da interspersing dindindin ko wucin gadi yanayi.

straits

Wadannan abubuwa suna conventionally cirewa daga cikin "jiki" tekuna da kuma tekuna. Matsatsiyar aka kira a gwada kunkuntar bangare na jiki na ruwa raba ƙasar talakawa: nahiyoyin biyu ko kuma wani ɓangare daga gare ta, da positioned a kusa da tsibirin. Wani alama - mashigar ta haɗu da makwabta tekuna ko tekuna.

Idan muka kwatanta, kamar yadda aka ayi Cumberland Bay da kuma Davis mashigar, shi a fili ya nuna bambanci tsakanin su. A farko daya yana da wani madadin ga ruwa jiki, fãce da kan iyaka da Labrador Sea. A daidai wannan lokaci ne idan aka kwatanta da Davis mashigar ta haɗu da biyu tekuna. Wani sashi na yankin da aka kẽwayesu da Labrador Sea, wanda aka located a cikin Atlantic. A Baffin Bay, wanda aka haɗa ta da wasu kasashen waje Davis mashigar, ya shafi Arctic Ocean.

Rarrabuwa da kuma Features

Duk da cewa cikin wurare suna idan aka kwatanta da kunkuntar hanyõyi daga ruwa guda jiki zuwa wani, shi ne halayyar wajen al'ada. Davis mashigar a da narrowest bangare yana da nisa daga 338 km, wanda shi ne kusan 5 sau mafi girma fiye da sigogi na Cumberland Bay. Amma wannan adadi ne ba determinative. Da rawar da haddasa aka bai wa shi a kwarara daga cikin ruwa jiki a karkashin shawara (dole ne connect biyu daban-daban waha).

Matsatsiyar, kamar yadda mai mulkin, shi ne na halitta asali. Idan ƙasar tsakanin kasashen biyu dake makwabtaka kududdufai an "ya bude" ga nassi na ruwa artificially, shi ne m ga irin wannan "hanyõyi" kira tashoshi. An muhimmanci halayyar spillage ne su navigability. Wannan ya dogara da zurfin. Davis mashigar a kan wannan nuna alama shi ne samuwa, amma akwai sau da yawa ci karo icebergs da kuma rugujewa kankara floes, wanda zai iya haifar da barazana ga jiragen ruwa. Har ila yau da zurfin mafi girma nisa da karami har yanzu la'akari da lokacin da characterizing kwarara shugabanci da kuma gudun.

Davis mashigar: tarihi da kuma siffofin

Sunan shi a cikin girmamawa wani fitaccen ma'aikacin jirgin ruwa. Banasare Dzhon Deyvis baya a 1583, ya gano da kuma bincika ɓangare na tekun na Baffin Island da kuma Greece. Duk da yake ya yi wasu m tafiya tsakanin biyu ƙasar a wani harsh sauyin yanayi. A halin yanzu, akwai shaida cewa da yankin mashigar ne iskar gas da kuma man fetur adibas.

Ina da mashigar Davis game da Maritime iyakoki da aka ayyana. Ya zauna a gano abin da tekun ya raba? A daya hannun, shi ne Baffin Island (Gabas Coast, Canada yanki), da kuma a kan sauran - da Kudu-yammacin ɓangare na Greenland.

A tsawo daga cikin tidal kalaman a cikin wannan yankin na iya zama tsakanin 9 -18 m. Abin da kuma kana bukatar ka sani game da Davis mashigar? Its tsawon bisa ga statistics na 1170 kilomita. Mai guda nisa kai 950 km. Tsare deepest wuri - wannan lamba 3660 m (bisa ga sauran kafofin 3730 m) kasa teku matakin, da lafiya matsatsiyar rabo - 104 mita.