Gulf of St. Lawrence: description, tarihi da kuma ban sha'awa facts

Gulf of St. Lawrence (Eng. St. Lawrence), dake kashe gabas Coast na Arewacin Amirka nahiyar. Yana da aka kafa ta mahaɗar tsakãninsu da kogin na wannan sunan a cikin tekun Atlantic. Bay an dauki mafi girma estuary a duniya. Estuary - bakin kogin, wanda yana da mazurari-kamar siffar da kuma kara zuwa cikin teku.

Ina Gulf of St. Lawrence, shi za a gane a kan tushen da kara mahallin. Da nisa daga bakin St. Lawrence River - fiye da 150 km. Bay yana da wani babban yankin da kuma cuts warai a cikin ƙasar, forming wani Semi-kewaye ruwa yanki, wanda, a gaskiya, za a iya dauke da wani m teku.

taƙaitaccen bayanin

Bay Area -. 263 dubu km ^2, jimlar yawan ruwa -. 35 dubu km ^3. A siffar da Gulf of St. Lawrence ne kama da alwatika. Yana lullube daga kudu-maso-yammacin zuwa arewa-maso-gabas domin 820 km da nisa - fiye da 300 km. A cikin tekun Atlantic, Gulf daukawa ruwanta ta cikin Straits na 3: Canso kudu, kudu maso gabashin da kuma ingancin arewa maso gabashin Belle tsibiri. Kowane daga cikinsu shi ne quite m, da talakawan wannan darajar - 400 km. biyu manyan tsibiran da ake located a cikin ruwaye na Gulf of St. Lawrence: Anticosti kuma Prince Edward Island. Akwai kuma wani karamin tsibirin tarin tsiburai a cikin tsakiyar ɓangare na Gulf - Magadaliya Islands, a yammacin - Chipeganskie tsibirin.

Wannan wanke?

Bay ne a kan Gabas Coast na Canada, da sashin Labrador da Nova Scotia, game. Newfoundland. Arewa, yamma da kuma gabas Coast yana da wani m ƙasa, kuma m gangara. Tsibirin da ake low-kwance Coast. Bugu da kari ga babban kogi. St. Lawrence, a cikin Bay na karami na gudãna daga ƙarƙashinsu: Miramichi, Humber, Margaree, Restigouche River da sauransu.

zurfin

A zurfin na Gulf dabam bisa ga mutane kusa da su ɓangaren duniya. Ta Kudu na bay ne lebur kuma m. A kalla kudi a wannan yanki -. 60-80 m, a arewacin yankin Gulf of St. Lawrence kasa yana da wani m hali, inda m ruwa da aka maye gurbinsu da zurfin kududdufai. A talakawan zurfin wannan ɓangare na zangon tsakanin 400-500 m matsakaicin zurfin Bay -. Lawrence masauki (572 m).

Ruwa, gwargwado, kuma yawan zafin jiki

Biyu igiyoyin a cikin Gulf (Gaspe da kuma ingancin) ya samar da wata cyclonic wurare dabam dabam, da motsi counter-kewaye iri na agogo. The ruwa a bay yana da uku tiers, waxanda suke da daban-daban a cikin zafin jiki da kuma gwargwado. A saman mafi fickle. A ta canzawa shafi yanayin damina.

Ruwan zafin jiki a nan jeri daga +2 ° C zuwa +20 ° C. An fara daga Disamba zuwa Maris da surface Layer iya rufe da kankara da kuma icebergs suna kafa. A Layer kauri daga 18 m - rani zuwa 54 m - hunturu. Gwargwado - 32-34 ‰. A mataki na biyu ruwa wuce a zurfin 50-100 m zazzabi -. About 0 ° C, da gwargwado dan kadan rage - har zuwa 30-32 ‰. Ƙananan Layer na ruwa da ciwon zafin jiki na game da +5 ° C da kuma m, gwargwado - fiye da 35 ‰. Dumi ruwa ƙananan Layer azurta Labrador, a nade a cikin wani karamin bay hari.

Sashen Sphere

St. Lawrence River wanke a kan wani tushe na bay tsakiyar tashar. Ya zo a cikin gabashin kan iyakar. Saboda da manyan kwarara daga kogin ruwa a bay shekaru da dama muhimmanci samo asali biota tafki.

A ma'aunan kasa sharuddan da Gulf of St. Lawrence ya neodnoobraznoe asalin. An gano cewa arewacin kasa na Gulf - a yankin na Precambrian Canadian Shield. Kuma a kudu na bay iyaka Appalachian Mountains wakilci m kankara, kafa a cikin ƙananan Paleozoic. A kasa na kudancin Gulf of St. Lawrence gabatar Devonian granites kuma maras kyau sediments na volcanic kankara. Har ila yau, akwai blotches na sedimentary kankara na Carboniferous lokaci, da Triassic da Permian. Sedimentary ma'adanai a cikin kasa na bay a can.

Deep ƙullunku a cikin ruwan nuna cewa kasa ya kafa a ƙarƙashin rinjayar da Ice Age. Babba matsa lamba kankara kara bunkasa kasa na bay. A gaskiya wannan yankin da aka gitta su a glaciers, shi ne gaskiya cewa ruwa ya daskare a kowace shekara daga watan Janairu zuwa Maris-Afrilu.

sauyin yanayi

A halin yanzu sauyin yanayi na ruwa jiki kamar yadda Lawrence Bay a birnin Lawrence, subarctic, yana da wani monsoonal hali. iska zazzabi a tsakiyar lẽƙãwa +15 ° C da wuya saukad da kasa -10 ° C. A coldest wata na shekara - a watan Fabrairu, mafi zafi - Agusta. Saboda da yanayin da monsoon sauyin yanayi a cikin hunturu aka busa arewa-westerly iskõki, kawo sanyi, da kuma a lokacin rani - kudu maso yammacin, saturating zafi da kuma high zafi.

girgizar kasa aiki

Appalachian dutsen tsarin kuma gudummawar da girgizar kasa halaye na yankin. A kasa topography na Gulf ne sosai daban-daban daga wasu ruwa gawarwakin gabashin gefen Arewacin Amirka. 45 km - irin kauri siga yana da Gulf of St. Lawrence.

Location daga cikin abu ƙwarai rinjayar da aiki. The Earth ta ɓawon burodi da aka hada da yadudduka kunshi tsaye tãguwar ruwa na Carboniferous lokaci. Denser kankara karya a cikin ƙananan yadudduka da kuma na sama aka gabatar carboxylic kankara. Wannan ya nuna cewa a baya wannan yankin ya seismically aiki, amma a lokacin da wannan aiki ya iri na. Ko da yake, a cewar binciken da sakamakon a yankin na sashin Gaspe lokaci zuwa lokaci ji high tsaye kalaman gudun (game da 8.5 km / s).

shipping

A halin yanzu, yankin Gulf of St. Lawrence - wani wuri inda kewayawa aka tasowa rayayye. A shiryayye zone dace domin sayar da kama kifi. Mafi na kowa nau'in a cikin Gulf: haddock, halibut, zurfin, teku bass, herring. Har ila yau, da filayen man fetur ci gaba a cikin teku.

A Coast na Labrador ne mai babbar tashar jiragen ruwa na Gulf - Satumba-Îles. Wani tashar jiragen ruwa da aka located a bakin St. Lawrence River - Quebec City, babban birnin kasar Canada lardin.

Parks da Jama'a Lands

Gulf of St. Lawrence - mai mallakan muhalli yankin, a Arewacin Amirka. Sashe na daga cikin tekun, ciki har da kananan tsibiran, shi ne mai kariya yankin. Ga wasu m kasa Parks: National Park Prince Edward, Marine Park Saguenay-Saint-Laurent, Parks, Gros Morne National Park, Kuchibokvak da kuma Cape Breton tsaunuka National Park. Baya daga gare su, a ko'ina a kan Coast za a iya samu kadan lardin. Gwamnatin Canada karfafa da kuma goyon bayan aikin duk kasa Parks.

A farko ƙauyuka

Gulf Coast, kazalika da kasancewa a cikin Gulf tsibirin zaune mazauna. Halitta yanayi ne quite m ga rayuwa. A farko mutanen da suka zauna a cikin ƙasa na Coast da kuma tsibiran - da mazauni ne na Canada migmau kabilu. A wannan zamanin, mai girma Kasa binciken (XVI karni) komai a fili a kan tsibirin, Faransanci da Portuguese masunta, wanda aka tsunduma a kama kifi kashe bakin tekun na Gulf.

birni Lawrence

Wannan kauye ne dake kudancin yankin Gulf na wannan sunan. Yana nufin da Chukotka mai cin gashin kanta, shi ne cibiyar da gundumar. Ko da yake wasu sun kira shi da wani gari, amma Lawrence yana da wani kauye da matsayi. Origin of irin wannan kyakkyawan sunan da aka kai tsaye alaka da Gulf. A halin yanzu, garin yana bunkasa sosai. Akwai wani asibiti, wata makaranta da kuma wani dakin karatu. Shi ne kuma gidan kayan gargajiya, halitta kusan 50 da suka wuce.

dabba duniya

Bayan babban adadin kifi a Turai tare da Gulf tafi walruses, Whales. Worth wannan samfurin shine mafi daraja karafa, sabili da haka dabba yawan ya ki sharply a farkon shekarun bayan da muhallinsa. Yanzu kama walruses, Whales da sturgeons iyakance.

Sea Duniya, fãce daban-daban kifi, ƙaddamar a matsayin manyan dabbobi masu shayarwa. Su suna da yawa: fiye da 14 jinsin. Daga cikin su akwai blue Whales, bowhead da launin toka like, beluga, filafilin kifi Whales. Kananan tsibirin - wani wuri inda wani babban yawan wintering tsuntsaye. Kuma Gulf Coast a cikin gandun daji suna da sanaki muz, black beyar, coyotes, martens, barewa, Foxes da sauransu.

sunan

Kafin mu yi magana game da hydronyms, dole ne ka tuna daga cikin shakka daga tarihi, wanda ya buɗe wa Gulf of St. Lawrence. The sunan bay ya ba na farko Explorer na yankuna, da Faransa Explorer Zhak Karte. Wannan mutumin shi ne daya daga cikin discoverers na Canada. A lokacin daga 1534 a 1540 gg. Cartier sanya zuwa gaba na Canada ta uku tafiya, sai ya buɗe bay da kuma tsibiran a shi. Navigator ya ba da sunan St. Lawrence ruwa - Roman archdeacon. Bude rana - Agusta 10, an nan girmama ƙwaƙwalwar na Mai Tsarki.

Mene ne Gulf of St. Lawrence? Shi ne kuma mai ban sha'awa wuri a cikin yawon shakatawa kansu. Yana gida mafi girma da dabba mai shayarwa na duniya - Whales. A kowace shekara, daga May zuwa Oktoba, akwai balaguro din, yin iyo a cikin teku a jiragen ganin ganin an yadda da Whales sa su babban leaps. Ya kamata ka shakka ziyarci wannan wuri, saboda bayan da tafiya zai zama wani ba za'a iya mantawaba kwarewa na rayuwa. Babu yawon shakatawa za su ji tausayin cewa ya nan.