Canada has five ocean drainage basins. The largest by far is the Hudson Bay basin; the smallest, situated in the southern Prairies, flows via the Missouri and Mississippi rivers into the Gulf of Mexico.
What is the largest drainage basin?
The Amazon Basin, in northern South America, is the largest in the world. The Amazon River and all of its tributaries drain an area more than 7 million square kilometers (about 3 million square miles).
How many major drainage basins are there in Canada?
Canada has six major drainage basins: the Arctic, Pacific, Western Hudson Bay and Mississippi, South and East Hudson Bay, Great Lakes–St Lawrence and Atlantic.
What is the largest watershed in Canada?
The Hudson Bay watershed is the largest ocean watershed in Canada (3.8 million km2 ) and extends over five Canadian provinces from Alberta to Quebec, and also over the Northwest Territories and Nunavut.
What is the largest drainage basin in North America?
Parts or all of 31 states plus two Canadian provinces drain into the Mississippi River, totaling 41% of the contiguous United States and 15% of North America. Along with being the largest U.S. drainage basin, the Mississippi also creates borders for 10 states.
What are the 2 largest river basins in the world?
The five largest river basins (by area), from largest to smallest, are the basins of the Amazon (7M km2), the Congo (4M km2), the Nile (3.4M km2), the Mississippi (3.22M km2), and the Río de la Plata (3.17M km2). The three rivers that drain the most water, from most to least, are the Amazon, Ganga, and Congo rivers.
What is the difference between catchment area and drainage basin?
Drainage basin – the area of land drained by a river. Catchment area – the area within the drainage basin. Watershed – the edge of highland surrounding a drainage basin which marks the boundary between two drainage basins.
What are the 5 main watersheds in Canada?
Canada has 5 ocean watersheds: The Arctic, Atlantic, Hudson Bay, Pacific, and the Gulf of Mexico. All of Canada’s water is drained into these 5 areas before reaching the sea.
What are the 5 major drainage basins in North America?
The basins are the Atlantic Seaboard basin, the Gulf of Mexico basin, the Great Lakes-St. Lawrence basin, the Pacific basin, the Arctic basin, the Hudson Bay basin, and the Great Basin. Together, the principal basins span the continent with the exception of numerous smaller endorheic basins.
What are the 5 major drainage areas in North America?
The map shows the major North American drainage basins, or wateresheds, which drain into the Atlantic Ocean, Hudson Bay, the Arctic Ocean, the Pacific Ocean, the gulf of Mexico and teh Caribbean Sea. Each watershed is shown in its own colour, with subdivisions shown in tonal variations.
What are the three major watersheds?
- A watershed is the land that water flows across or through on its way to a stream, lake, or wetland. …
- The three major regional watersheds systems in Virginia lead to the Chesapeake Bay, the North Carolina sounds, and the Gulf of Mexico.
Where is most of Canada’s population located?
The majority of Canada’s population is concentrated in the areas close to the Canada–US border. Its four largest provinces by area (Quebec, Ontario, British Columbia and Alberta) are also (with Quebec and Ontario switched in order) its most populous; together they account for 86% of the country’s population.
How many watersheds are there in Canada?
Canada’s water drains through five main watersheds, each of which is supported by several sub-basins. Running in a north-south orientation, the Rocky Mountains create the Continental Divide. All drainage areas west of that divide flow to the Pacific Ocean watershed.
How many rivers are included major drainage basins?
Introduction. River basin is considered as the basic hydrological unit for planning and development of water resources. There are 12 major river basins with catchment area of 20000 km2 and above.
What is the largest divide in the world?
The most famous Continental Divide of the Americas is also called the Great Divide. It separates the watersheds of the Pacific Ocean from those of the Atlantic Ocean. It runs from Alaska, through western Canada along the crest of the Rocky Mountains to New Mexico.
Which river has the largest basin in the India?
There are 20 river basins/draining areas, large and small, in India. The Ganga basin is the largest.