45°24′10″N 73°57′21″W / 45.40278°N 73.95583°W / 45.40278; -73.95583
48-577: The Galipeault Bridge is a bridge on the western tip of the Island of Montreal , spanning the Ottawa River between Sainte-Anne-de-Bellevue and L'Île-Perrot , Quebec , Canada. It carries four lanes of Autoroute 20 , and was named after Antonin Galipeault , who was minister of public works under Louis-Alexandre Taschereau . Incidentally, Taschereau Bridge , along the same highway, was part of
96-470: A 1616 map, and derived from the sieur de Vilmenon , a patron of the founders of Quebec at the court of Louis XIII . However, by 1632 Champlain referred to the Isle de Mont-real in another map. The island derived its name from Mount Royal ( French Mont Royal , then pronounced [mɔ̃ ʁwajal] ), and gradually spread its name to the town, which had originally been called Ville-Marie. In Kanien’kéha ,
144-662: A decade, daily service was available in the hotly-contested Montreal-Quebec route. Because of the virtually impassable Lachine Rapids , the St. Lawrence was once continuously navigable only as far as Montreal. Opened in 1825, the Lachine Canal was the first to allow ships to pass the rapids. An extensive system of canals and locks, known as the St. Lawrence Seaway , was officially opened on 26 June 1959 by Elizabeth II (representing Canada) and President Dwight D. Eisenhower (representing
192-570: A fascination and a keen interest for laymen and, subjects of endless studies for scientists from Quebec, Canada and around the world. Thirteen species of cetaceans frequent the waters of the estuary and the Gulf of St. Lawrence : Flowing through and adjacent to numerous Indigenous homelands, the river was a primary thoroughfare for many peoples. Beginning in Dawnland at the Gulf of St. Lawrence,
240-456: A river that flows into the sea). The river's present name has been used since 1604 when it was recorded on a map by Samuel de Champlain Champlain opted for the names Grande riviere de sainct Laurens and Fleuve sainct Laurens in his writings, supplanting the earlier names. In contemporary French, the name is rendered as the fleuve Saint-Laurent . The name Saint-Laurent (Saint Lawrence)
288-715: A shoreline of 266 km (165 mi). It is the second largest island in the Saint Lawrence River , after Anticosti Island in the Gulf of Saint Lawrence . The Island of Montreal is the largest island in the Hochelaga Archipelago , which is formed by the confluence of the Ottawa and St. Lawrence rivers. Near the Ottawa shore at the western end of island, the Ottawa River widens into Lac des Deux-Montagnes . A natural watercourse there, between
336-525: Is 12,101 m /s (427,300 cu ft/s). The average discharge at the river's source, the outflow of Lake Ontario, is 7,410 m /s (262,000 cu ft/s). The St. Lawrence River includes Lake Saint Francis at Salaberry-de-Valleyfield , Lake Saint-Louis south of Montreal and Lake Saint Pierre east of Montreal. It encompasses four archipelagoes : the Thousand Islands chain near Alexandria Bay, New York and Kingston, Ontario ;
384-582: Is 499 km (193 sq mi).). The crossings which connect the island to its surroundings are some of the busiest bridges in the country and the world. The Champlain Bridge and the Jacques Cartier Bridge together accommodate 101 million vehicle crossings a year. The island of Montreal is a hub for the Québec autoroute system , and is served by Québec autoroutes A-10 (known as
432-519: Is a large island in southwestern Quebec , Canada, which is the site of a number of municipalities, including most of the city of Montreal , and is the most populous island in Canada. It is the main island of the Hochelaga Archipelago at the confluence of the Saint Lawrence and Ottawa rivers. The first French name for the island was l'ille de Vilmenon , noted by Samuel de Champlain in
480-472: Is a member of, and gives its name to, the Monteregian Hills . The island of Montreal is the major component of the territory of the city of Montreal , along with Île Bizard, Saint Helen's Island, Notre Dame Island, Nuns' Island, and some 69 smaller islands. With a population of 2,014,221 inhabitants (22% of the population of Québec ), it is by far the most populous island in Canada . It is also
528-581: Is in Canada and 505,000 km (194,981.6 sq mi) is in the United States. The basin covers parts of Ontario and Quebec in Canada, parts of Minnesota , Wisconsin , Illinois , Indiana , Ohio , Pennsylvania , New York , Vermont , and nearly the entirety of the state of Michigan in the United States. The average discharge below the Saguenay River is 16,800 cubic metres per second (590,000 cu ft/s). At Quebec City, it
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#1732783721769576-558: The 6th most populous island of the Americas and the 37th most populated island on Earth. In addition, it is the world's most populous island surrounded by fresh water. Montreal and the other municipalities on the island compose the administrative region of Montréal . The area of the Urban agglomeration of Montreal , which includes the Island of Montreal and several other smaller islands,
624-559: The Gulf of Saint Lawrence . The St. Lawrence River is today partly within the U.S. and as such is that country's sixth oldest surviving European place-name. The earliest regular Europeans in the area were the Basques , who came to the St Lawrence Gulf and River in pursuit of whales from the early 16th century. The Basque whalers and fishermen traded with indigenous Americans and set up settlements, leaving vestiges all over
672-415: The Gulf of St. Lawrence , often given as the largest estuary in the world. The estuary begins at the eastern tip of Île d'Orléans , just downstream from Quebec City. The river becomes tidal around Quebec City. The St. Lawrence River runs 3,058 kilometres (1,900 mi ) from the farthest headwater to the mouth and 1,197 km (743.8 mi) from the outflow of Lake Ontario. These numbers include
720-705: The Hochelaga Archipelago , including the Island of Montreal and Île Jésus ( Laval ); the Lake St. Pierre Archipelago (classified a biosphere world reserve by the UNESCO in 2000) and the smaller Mingan Archipelago . Other islands include Île d'Orléans near Quebec City and Anticosti Island north of the Gaspé . It is the second longest river in Canada. Lake Champlain and the Ottawa , Richelieu , Saint-Maurice , Saint-François , Chaudière and Saguenay rivers drain into
768-875: The Bonaventure Expressway on the island of Montreal), A-15 (aka the Decarie Expressway south of the A-40 and the Laurentian autoroute to the north of it), A-13 (aka autoroute Chomedey), A-20 , A-25 , A-40 (part of the Trans-Canada Highway system, and known as "The Metropolitan" or simply "The Met" in its elevated mid-town section), A-520 , and R-136 (aka the Ville-Marie autoroute). Many of these autoroutes are frequently congested at rush hour . However, in recent years,
816-476: The Sainte-Anne-de-Bellevue side. The bridge in question, Île Bray Bridge, which was never finished, was already under construction when the transportation ministry changed its plans in favor of a long span across Lake of Two Mountains . The 1991 span carried the westbound lanes until the demolition of the eastbound structure forced its use as a two-way span. The eastbound span's construction
864-591: The St. Lawrence upstream to Montreal and the Ottawa River after Montreal. The St. Lawrence River served as the main route for European exploration of the North American interior, first pioneered by French explorer Samuel de Champlain . Control of the river was crucial to British strategy to capture New France in the Seven Years' War . Having captured Louisbourg in 1758, the British sailed up to Quebec
912-576: The St. Lawrence. The St. Lawrence River is in a seismically active zone where fault reactivation is believed to occur along late Proterozoic to early Paleozoic normal faults related to the opening of the Iapetus Ocean . The faults in the area are rift -related and comprise the Saint Lawrence rift system . According to the United States Geological Survey, the St. Lawrence Valley is a physiographic province of
960-852: The United States). The Seaway (including the Welland Canal ) now permits ocean-going vessels to pass all the way to Lake Superior . During the Second World War , the Battle of the St. Lawrence involved submarine and anti-submarine actions throughout the lower St. Lawrence River and the entire Gulf of St. Lawrence , Strait of Belle Isle and Cabot Strait from May to October 1942, September 1943, and again in October and November 1944. During this time, German U-boats sank several merchant marine ships and three Canadian warships. In
1008-662: The United States. A section of the river demarcates the Canada–U.S. border . As the primary drainage outflow of the Great Lakes Basin , the St. Lawrence has the second-highest discharge of any river in North America (after the Mississippi River ) and the 16th-highest in the world. The estuary of St. Lawrence is often cited by scientists as the largest in the world. Significant natural landmarks of
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#17327837217691056-468: The abandoning of the unfinished Île Bray Bridge in favor of the nearby Île aux Tourtes Bridge , which avoids Perrot Island completely, might hurt their activities. The original plan for a freeway out of Montreal to the west called for upgrading the highway between Galipeault and Taschereau bridges to freeway standards, the doubling of Taschereau, and the construction of a new bridge in the vicinity of Galipeault, which would have connected with Autoroute 40 on
1104-652: The backbone of the St. Lawrence Seaway , a lock and canal system that enables world marine traffic to access the inland ports of the Great Lakes Waterway . The river has been called a variety of names by local First Nations . Beginning in the 16th century, French explorers visited what is now Canada and gave the river names such as the Grand fleuve de Hochelaga and the Grande rivière du Canada , where fleuve and rivière are two French words ( fleuve being
1152-444: The brothers Gaspar and Miguel Corte-Real . The first European explorer known to have sailed up the St. Lawrence River itself was Jacques Cartier . At that time, the land along the river described as "about two leagues, a mountain as tall as a heap of wheat" was inhabited by the St. Lawrence Iroquoians . During Cartier's second voyage in 1535, because Cartier arrived in the estuary on Saint Lawrence 's feast day 10 August, he named it
1200-718: The center of the island, the St. Lawrence narrows into the Lachine Rapids , then widens into the Bassin de La Prairie past that southern point, and narrows again at the Montreal neighborhood of Cite Du Havre before flowing towards Quebec City and the Atlantic Ocean . The Lachine Canal on the island bypasses this complex part of the river. Neighboring islands in the St. Lawrence include Saint Helen's Island , Notre Dame Island , and Nuns' Island . The topography of
1248-654: The coast of eastern Canada and deep into the St. Lawrence River. Basque commercial and fishing activity reached its peak before the Armada Invencible ' s disaster (1588), when the Basque whaling fleet was confiscated by King Philip II of Spain . Initially, the whaling galleons from Labourd were not affected by the Spanish defeat. Until the early 17th century, the French used the name Rivière du Canada to designate
1296-726: The estuary, and it reaches the east of Les Méchins at the end of December. Ice covers the entire Gulf of St. Lawrence in January and February. Ice helps navigation by preventing the formation of waves, and therefore spray, and prevents the icing of ships. With the draining of the Champlain Sea , due to a rebounding continent from the Last Glacial Maximum , the St. Lawrence River was formed. The Champlain Sea lasted from about 13,000 years ago to about 10,000 years ago and
1344-581: The estuary; without the estuary, the length from Lake Ontario is c. 500 km (c. 300 mi). The farthest headwater is the North River in the Mesabi Range at Hibbing , Minnesota. Its drainage area, which includes the Great Lakes, the world's largest system of freshwater lakes, is 1,344,200 square kilometres (518,998.5 sq mi), of which 839,200 km (324,016.9 sq mi)
1392-510: The following year thanks to charts drawn up by James Cook . British troops were ferried via the St. Lawrence to attack the city from the west, which they successfully did at the Battle of the Plains of Abraham . The river was used again by the British to defeat the French siege of Quebec under the Chevalier de Lévis in 1760. In 1809, the first steamboat to ply its trade on the St. Lawrence
1440-695: The former country of the St. Lawrence Iroquois and then three of the six homelands of the Haudenosaunee : the Mohawk or Kanienʼkehá꞉ka , the Oneida or Onyota'a:ka , and the Onondaga or Onöñda’gaga’ . In the early 17th century, the Huron-Wendat Nation migrated from their original country of Huronia to what is now known as Nionwentsïo centred around Wendake . Nionwentsïo occupies both
1488-426: The government has acknowledged this problem and is working on long-term solutions to alleviate the congestion. One such example is the extension of Quebec Autoroute 30 on Montreal's south shore , which will serve as a bypass . Today's existing highways have been planned in the 1960s as part of a grid like transport system. Notably, turning right on red on the island is prohibited, and signage at entry points to
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1536-406: The island and Île Perrot , has been improved by the island's Sainte-Anne-de-Bellevue Canal . These waterways, connecting Lac des Deux-Montagnes with Lake Saint-Louis , constitute one of the places where the Ottawa flows into the St. Lawrence. North of the island's western end, Lac des Deux-Montagnes flows into Rivière des Prairies , still part of the Ottawa. The Prairies separates the island from
1584-433: The island has been significantly altered by human activity, as evidenced by historical maps that name a lake St. Pierre in the island. This lake, and several other watercourses, have been drained or covered over as the city developed, while areas on the island's shores have been reclaimed and extended. The southwest of the island is separated by the Lachine Canal between Lachine and Montreal's Old Port ; this portion of
1632-554: The island indicates as such. Saint Lawrence River The St. Lawrence River ( French : Fleuve Saint-Laurent ) is a large international river in the middle latitudes of North America connecting the Great Lakes to the North Atlantic Ocean . Its waters flow in a northeasterly direction from Lake Ontario to the Gulf of St. Lawrence , traversing Ontario and Quebec in Canada and New York in
1680-523: The island is called Tiohtià:ke tsi ionhwéntsare ('broken in two', referring to the Lachine Rapids to the island's southwest) or Otsirà:ke (meaning 'on the fire'). In Anishninaabemowin , the land is called Mooniyaang , named for the first stop in the great Anishinaabe migration from Dawnland (the Maritimes ) to the Great Lakes . The island is approximately 50 km (31 mi) long and 16 km (9.9 mi) wide at its widest point, and has
1728-626: The island is partially divided further by the Canal de l'Aqueduc, running roughly parallel to the Lachine Canal, beginning in the borough of LaSalle and continuing between the boroughs of Le Sud-Ouest and Verdun . Most of the bedrock of the island consists of Chazy limestone , with some Utica shale . At the centre of the island stand the three peaks of Mount Royal , a volcanic intrusion (not an extinct volcano , contrary to popular belief). This short mountain (elevation 233 metres (764 feet)
1776-675: The larger Appalachian division, containing the Champlain section. However, in Canada, where most of the valley is, it is instead considered part of a distinct St. Lawrence Lowlands physiographic division, and not part of the Appalachian division at all. The source of the North River in the Mesabi Range in Minnesota (Seven Beaver Lake) is considered to be the source of the St. Lawrence River. Because it crosses so many lakes,
1824-490: The major rivers that flow into the Great Lakes. Great Lakes tributaries are listed in alphabetical order. The list includes all tributaries with a drainage area of at least 1,000 square kilometres and an average flow of more than 10 cubic metres per second. tributary The diversity of the St. Lawrence River includes: Large marine mammals travel in all the seas of the earth, the research and observations of these giants concern fishermen and shipping industry , exercise
1872-624: The north and south shores of the river, overlapping with Nitassinan and the more western Wabanaki or Dawnland countries. Adjacent on the north shore is the Atikamekw territorial homeland of Nitaskinan and, upstream, the further reaches of Anishinaabewaki, specifically the homelands of the Algonquin and Mississauga Nations. The Norse explored the Gulf of St. Lawrence in the 11th century and were followed by fifteenth- and early sixteenth-century European mariners, such as John Cabot , and
1920-533: The other major part of the Hochelaga Archipelago including Île Bizard and Île Jésus . After coursing about 55 km (34 mi), the Prairie, at the northeastern tip of the island, joins the St. Lawrence. The St. Lawrence coast of the island faces a variable waterway. In the southwest, the St. Lawrence River widens into Lake Saint-Louis as it approaches the island. Around a southern point near
1968-514: The river and estuary include the 1,864 river islands of the Thousand Islands , the endangered whales of Saguenay–St. Lawrence Marine Park , and the limestone monoliths of the Mingan Archipelago . Long a transportation route to Indigenous peoples , the St. Lawrence River has played a key role in the history of Canada and in the development of cities such as Montreal and Quebec City . The river remains an important shipping route as
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2016-852: The river borders Mi'kma'ki in the South (what is today known as the Canadian Maritimes ), and Nitassinan in the North, the national territory of the Innu people . On the south shore beyond the Mi'kmaw district of Gespe'gewa'ki , the river passes Wolastokuk (the Maliseet homeland), Pαnawαhpskewahki (the Penobscot homeland), and Ndakinna (the Abenaki homeland). Continuing, the river passes through
2064-428: The same project. The first span was built in 1924, a girder bridge that was replaced in 1991 by another structure of the same type, using the same foundations. It was doubled in 1964 with a cable-stayed bridge , which carried the eastbound lanes of Autoroute 20 until its demolition early in 2008. The 1964 doubling of the structure was done to appease business interests in L'Île-Perrot and Dorion who were worried that
2112-405: The water system frequently changes its name. From source to mouth, the names are: The St. Lawrence River also passes through Lake Saint-Louis and Lake Saint-Pierre in Quebec. The St. Lawrence River and the largest tributaries of the Great Lakes . The St. Lawrence River tributaries are listed upstream from the mouth. The major tributaries of the inter-lake sections are also shown, as well as
2160-466: Was built and operated by John Molson and associates, a scant two years after Fulton's steam-powered navigation of the Hudson River . The Accommodation with ten passengers made her maiden voyage from Montreal to Quebec City in 66 hours, for 30 of which she was at anchor. She had a keel of 75 feet, and a length overall of 85 feet. The cost of a ticket was eight dollars upstream, and nine dollars down. She had berths that year for twenty passengers. Within
2208-410: Was continuously shrinking during that time, a process that continues today. The head of the St. Lawrence River, near Lake Ontario, is home to the Thousand Islands . Today, the St. Lawrence River begins at the outflow of Lake Ontario and flows adjacent to Gananoque , Brockville , Morristown , Ogdensburg , Massena , Cornwall , Montreal , Trois-Rivières , and Quebec City before draining into
2256-459: Was finished in early October and opened November 28, 2009. Like Taschereau, Galipeault was built next to a Grand Trunk Railroad bridge that was part of the first fixed link from Montreal to the outside world. The bridge is used by 54,000 vehicles every day, or 19.7 million a year, making it among the busiest bridges in Montreal. Island of Montreal The Island of Montreal ( French : Île de Montréal , [il d(ə) mɔ̃ʁeal] )
2304-407: Was originally applied to the eponymous bay by Jacques Cartier upon his arrival into the region on the 10th of August feast day for Saint Lawrence in 1535. Indigenous people use the following names: In winter, the St. Lawrence River begins producing ice in December, with the formation of ice cubes between Montreal and Quebec City . The prevailing winds and currents push this ice towards
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