Kou ea St. Lawrence: tlhaloso, histori le e thahasellisang lintlha tse

Kou ea St. Lawrence (ita. St. Lawrence), teng theoha lebōpong le ka bochabela la North American kontinenteng. Ho ile ha thehoa ke confluence ea nōkeng ea lebitso tšoanang Leoatleng la Atlantic. Bay e nkoa e le estuary kholo ka ho fetisisa lefatšeng. Estuary - molomong oa nōka, e nang le sebopeho funnel-joaloka le fetela le ho leoatleng.

Moo ke Kou ea St. Lawrence, le tla lokela ho utloisisoa ka lebaka la taba e potolohileng e ka ho eketsehileng. E le bophara ba molomong oa St. Lawrence River - fetang 150 Km. Bay na sebakeng se seholo le fokotsa ho ho teba naheng, eaba ba etsa metsi sebakeng seka-kenyeleditsweng, eo, ha e le hantle, li ka nkoa e le leoatle ka thoko ho leqephe.

tlhaloso e khutšoanyane ea

Bay Area -. 263 likete tse km SE ^2, kae ka kakaretso metsi a -. 35 likete tse km SE ^3. Sebopeho sa Kou ea St. Lawrence e tšoanang le triangolo ena. Ho otlolla tloha boroa-bophirimela ho ea ka leboea-bochabela ho tse 820 km le le bophara ba eona e - ho feta 300 Km. Leoatleng la Atlantic, Gulf jarelang metsi a eona ka Straits ea 3: Canso boroa, ka boroa-bochabela 'me Cabot leboea-bochabela ho Belle Isle. E mong le e ba bona ba e batsi haholo, ka karolelano ea boleng ena - 400 Km. le lihlekehlekeng tse pedi tse kgolo ba sebakeng metsi a Kou ea St. Lawrence: Anticosti le Prince Edward Island. Ho na le boetse ho na le e nyenyane ea sehlekehleke sohle sa lihlekehleke karolong e bohareng ea Gulf - Magdalen Islands, karolong e ka bophirimela - Chipeganskie sehlekehleke sena.

Hore hlatsoa?

Bay ke ka East Coast tsa Canada, hloahloa Labrador le Nova Scotia, ka. Newfoundland. North, bophirimela le lebōpong le ka bochabela e na le sebaka maralleng le matsoapo moepa. Sehlekehleke se tlaase-ho bua leshano le lebopo la. Ho phaella tabeng ea ho ea nōkeng e khōlō. St. Lawrence, ka Bay linōka nyenyane phalla: Miramichi, Humber, Margaree, Restigouche River le ba bang.

botebo

Botebo ba Koung fapana ho ea ka batho ba haufi le bona naha. South karolo ea koung e bataletse 'me a sa tebang. Sekhahla lebetsoeng le sebakeng sena -. 60-80 limithara ka karolong e ka leboea ea Koung ea St. Lawrence tlase o na le botho ba polygonal, moo metsi a sa tebang e nkeloa sebaka ke troughs tebileng. Ka karolelano botebo ba karolo ena ea fapaneng pakeng 400-500 limithara lebetsoeng le botebo Bay -. Lawrence chute (572 limithara).

letsoai le metsing metsi le mocheso

Maqhubu e 'meli Koung (Gaspé le Cabot) theha e ajoa ka likopi cyclonic, ho fallela stats-manaka a watjhe. Metsi ka koung ea nang tiers tse tharo, tse fapaneng ka mocheso le letsoai le metsing. Hodimo ho fetisisa sa tsitsang. Ha a iponahatsa lona ama maemo a klimate.

Mocheso metsi mona ranges ho tloha +2 ° C ho +20 ° C. From December ho March lera holim'a ka koahetsoe ke leqhoa le icebergs ba thehoa. Lera le tsona ka botenya ba 18 m - hlabula ho 54 m - mariha. Letsoai le metsing - 32-34 ‰. Bobeli sethaleng metsi e ntse e feta ka ka botebo ba 50-100 limithara Mocheso -. About 0 ° C, le letsoai le metsing hanyenyane fokotswa - ho fihlela ho 30-32 ‰. Lera e ka tlaase ea metsi ho ba le mocheso oa ka bang tsa +5 ° C le tse phahameng letsoai le metsing - ho feta 35 ‰. Mofuthu metsi tlaase lera lokisetsa Labrador, phuthetsoe ka e nyenyane ea koung estimular.

Geological boemong

St. Lawrence River hlatsoa ka tlase ea koung bohareng le kanaleng. A tla ho meeli ea ka bochabela. Ka lebaka la ho phallo e khōlō ea metsi a noka ka Bay ka lilemo tse mashome haholo ba bile teng ba biota pokello.

Ho latela Geological Koung ea St. Lawrence le neodnoobraznoe hlahang ho yona. Ho ile ha fumanoa hore karolong e ka leboea ea tlase ea Gulf - e leng sebaka se ea Precambrian Canada Shield. Le e ka boroa ea tekanyong e koung Appalachian Mountains emeloang mafika majoe, thehoa ka Paleozoic tlaase. Ea botlaaseng ba e ka boroa Koung ea St. Lawrence hlahiswa granites Devonian le sediments a holofala a mafika ha seretse se chesang. Hape, ho na le blotches a mafika sedimentary tsa nako Carboniferous, ho Triassic le Permian. Sedimentary liminerale tse tlase ea koung ea moo.

Tebileng senoelong ka metsing li bontša hore e ka tlaase e thehoa le tlas'a tšusumetso ea Leqhoa Age. Khōlō khatello ea leqhoa tebisa botlaaseng ba koung ena. 'Nete ea hore sebaka sena e pepesehetse glaciers, ke' nete ea hore metsi a ka le hatsele selemo le selemo ho tloha ka January ho March-April.

boemo ba leholimo

Ka boemo ba leholimo morao-rao tsa 'mele metsi a ka Lawrence Bay motseng oa Lawrence, subarctic, o na le botho ba monsoonal. moea mocheso bohareng phahama ka holimo +15 ° C le ka seoelo marotholi tlase ho -10 ° C. Khoeli ea batang ea selemo - ka February, e chesang - August. Ka lebaka la ho sebopeho sa lipula tlelaemete mariha li letsa leboea-westerly meea e, tlisa bata, 'me nakong ea lehlabula - ka boroa-bophirimela, saturating mocheso le mongobo le phahameng.

mosebetsi litšisinyeho tsa lefatše

Appalachian oona tsamaisong lithaba hape ea etsa hore litšobotsi litšisinyeho tsa lefatše tsa sebakeng seo. The sebopeho sa naha tlase ea Gulf e fapane haholo le 'mele tse ling metsi a ka bochabela bohale ba Amerika Leboea. 45 km SE - jwalo botenya paramethara na Koung ea St. Lawrence.

Location ba ntho e haholo e ama mosebetsi oa eona. karolong e ka holimo ea lefatše e entsoe ka le dikarolo e entsoeng ka maqhubu longitudinal ba nako Carboniferous. mafika Denser leshano ka le dikarolo e ka tlaase le e ka holimo tse hlahisoang mafika carboxylic. Sena se bontša hore nakong e fetileng sebakeng sena e ne e le seismically mafolofolo, empa ka nako eo mosebetsi ona oa e fifetseng. Le hoja, ka ho ea ka sephetho lipatlisiso ka taba ea hloahloeng Gaspe nako le nako o ile a ikutloa phahameng longitudinal tsokoang lebelo (ka 8,5 km SE / s).

thomello

Jwale, Koung ea St. Lawrence - sebaka seo ho sona tsamaya e ho ntshetsa pele ka mafolofolo. A libaka raka, athe a loketse bakeng sa ho tšoasa litlhapi tsa khoebo. The mefuta e atileng ka ho fetisisa Koung: haddock, halibut, flounder, leoatle Bass, herring. Hape, masimo oli ntshetswa pele ka mose.

Lebōpong la Labrador e koung e khōlō ea Koung - Sept-Iles. koung e 'ngoe e teng ka molomong oa St. Lawrence River - Quebec City, motse-moholo oa profinseng eo ea Canada.

Lirapeng tsa boikhathollo ba Libakeng Tse Ling Tsa Phatlalatsa

Kou ea St. Lawrence - e boloketsoe tlholeho sebakeng Amerika Leboea. Karolo ea lebōpong la leoatle, ho akarelletsa le lihlekehlekeng tse ling tse nyenyane, ke sebaka seo ho sireletsoa. Mona ba bang ba hlollang ea sechaba lirapeng tsa boikhathollo: National Park Prince Edward, Marine Park Saguenay-Saint-Laurent, lirapeng tsa boikhathollo, Gros Morne National Park, Kuchibokvak le Cape Breton Highlands National Park. Ntle ho bona, hohle lebōpong la leoatle e ka fumanoa hanyane la provense. 'Muso oa Canada khothalletsa le tšehetsa mosebetsi oa lirapeng tsa boikhathollo tsohle tsa sechaba.

Metsaneng pele

Gulf Coast, hammoho le ho ba baahi Gulf sehlekehleke sohle le baahi. maemo a tsa tlhaho tse e tšoanelang haholo bakeng sa bophelo. Batho ba pele ba ile ba lula naheng ea lebōpong le ka le lihlekehlekeng tsa - le matsoalloa melokong Canada migmau. Ka mehla ea litšibollo tsa Great libaka (XVI lekholong la lilemo la) lula sehlekehlekeng seo, French le Sepotoketsi batšoasi ba litlhapi, ba 'nileng ba kopanela ka mafolofolo ho tšoasa litlhapi lebōpong la Koung.

motse Lawrence

motse ona e teng karolong e ka boroa ea Koung ea lebitso tšoanang. O bua ka Chukotka ikemetseng ka Region, ho ke ke e le setsi sa seterekeng seo. Le hoja ba bang e bitsa motse, empa Lawrence o na le boemo ba motse. Tšimoloho ea joalo lebitso ntle e amana ka ho toba le Gulf. Jwale, toropo e ho ntshetsa pele hantle haholo. Ho na le sepetlele, eo e leng sekolo le laebrari. Ho boetse ho na le musiamo, bōpa ka bang 50 tse fetileng.

lefatše phoofolo

Ntle le palo e khōlō ea tlhapi ka Europe le Gulf tsoela walruses, maruarua. Worth sehlahiswa sena ke tšepe ea bohlokoa ho feta, 'me ka hona baahi phoofolo e fokotsehile sharply tse leshome tse pele ka mor'a tloswa e. Hona joale a tšoase walruses, maruarua le sturgeons feela.

Leoatle World, ka ntle bakeng sa tlhapi a sa tšoaneng, romelwa liphoofolo tse anyesang e khōlō. Ba na le ba bangata: fetang 14 mefuta e. Har'a bona ke putsoa maruarua, bowhead le bohlooho liqibi, beluga, pop lady maruarua. Sehlekehlekeng se senyenyane - sebaka seo ho sona ka palo e kholo ea mariha linonyana. Le Gulf Coast merung li leo ho ahiloeng ho ke likhama, o motsho libere coyotes, Martens, likhama, liphokojoe le batho ba bang.

lebitso la

Pele re bua ka hydronyms, o lokela ho hopola hore tsela ea histori, eo e bula Koung ea St. Lawrence. Lebitso la koung e fana ka mofuputsi ea pele ea masimong, ho French mofuputsi Zhak Karte. Monna enoa ke e mong oa discoverers la Canada. Ka nako ya ho tloha 1534 ho 1540 GG. Cartier entse ho mabōpong a mararo e tsamaeang ka Canada, o ile a bula koung le lihlekehlekeng tse ho lona. Navigator ile a fana ka lebitso la St. Lawrence metsi - archdeacon Roma. Qalang letsatsi - August 10, ho ne ho ka nako eo o ile a hlompha hopola a Halalelang.

Kou ea St. Lawrence ke eng? Ho boetse ho na le e thahasellisang sebakeng ka lefapha la ea bohahlauli. Ke lehae la ho phoofolo e anyesang e khōlō ea lefatše - maruarua. Selemo le selemo, ho tloha ka May ho October, ho na le excursions, sesa har'a leoatle ka likepe ho bona ka mahlo kamoo maruarua etsa leaps bona e ngata haholo. O lokela ho hang etela sebakeng sena, hobane ka mor'a leeto le tla lula le phihlelo e sa lebaleheng ea bophelo bohle. Ha ho bahahlauli ke ke qenehela hore e ne e le mona.