What is the largest tributary of the Amazon river?
The Apurímac River is the longest tributary flowing into the Amazon when the Mantaro is dry.
What are tributaries of a river?
A tributary or affluent is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. Tributaries and the main stem river drain the surrounding drainage basin of its surface water and groundwater, leading the water out into an ocean.
Which is the largest tributary of the Amazon River?
The Amazon is a river of many rivers stretching almost coast to coast across the northern regions of South America. The seventeen longest of the Amazon’s 1,100 tributaries flow more than a thousand miles. Two of its tributaries, the Negro and the Madeira, are the fifth and sixth largest rivers in the world by volume.
Why are the tributaries of the Amazon white?
The churning of sediment makes these tributaries appear white, though most carry so much of this material that the rivers are actually milky brown in color. The Amazon whitewater tributaries are neutral to slightly acidic and periodically flood.
Where does the Amazon River start and end?
The Amazon River originates in the Andes Mountains of Peru and empties into the Atlantic Ocean of the northeast coast of Brazil. It is around 4,000 miles long, standing as the second-longest river in the world. Its drainage basin covers a total area of approximately 2.4 million square miles. Become a Study.com member to unlock this answer!
How is the Amazon River affected by rainfall?
Along the Amazon River and many of its tributaries, high annual rainfall that occurs mostly within a rainy season results in extensive seasonal flooding of areas from stream and river discharge.The result is a 10–15 meter rise in water level, with nutrient rich waters. This is called the Várzea. Vazara Flooded forest.