18 Facts About Amazon River


The Amazon enters Brazil with only one-fifth of the flow it finally discharges into the Atlantic Ocean, yet already has a greater flow at this point than the discharge of any other river.

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Recent geological studies suggest that for millions of years the Amazon River used to flow in the opposite direction - from east to west.

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Amazon River was accompanied by his second-in-command Francisco de Orellana.

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Orellana offered and was ordered to follow the Napo Amazon River, then known as Rio de la Canela, and return with food for the party.

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Amazon River's men threatened to mutiny if the expedition turned back to attempt to rejoin Pizarro, the party being over 100 leagues downstream at this point.

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Amazon River accepted to change the purpose of the expedition to discover new lands in the name of the king of Spain, and the men built a larger boat in which to navigate downstream.

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Amazon River'storians are uncertain whether the river he descended was the Amazon or the Orinoco River, which runs more or less parallel to the Amazon further north.

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Amazon River arrived in Quito in 1637, and returned via the same route.

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On 6 September 1850, Emperor Pedro II of Brazil sanctioned a law authorizing steam navigation on the Amazon River and gave the Viscount of Maua the task of putting it into effect.

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Amazon River organised the "Companhia de Navegacao e Comercio do Amazonas" in Rio de Janeiro in 1852; in the following year it commenced operations with four small steamers, the Monarca, the Cameta, the Marajo and the Rio Negro.

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Since colonial times, the Portuguese portion of the Amazon River basin has remained a land largely undeveloped by agriculture and occupied by indigenous people who survived the arrival of European diseases.

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The lower Amazon River seems to have once been a gulf of the Atlantic Ocean, the waters of which washed the cliffs near Obidos.

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The definition of where exactly the mouth of the Amazon River is located, and how wide it is, is a matter of dispute, because of the area's peculiar geography.

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The Amazon River's flooded forests are the most extensive example of this habitat type in the world.

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Amazon River originated as a transcontinental river in the Miocene epoch between 11.

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Eleven to ten million years ago, waters worked through the sandstone from the west and the Amazon River began to flow eastward, leading to the emergence of the Amazon River rainforest.

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The candiru, native to the Amazon River, is a species of parasitic fresh water catfish in the family Trichomycteridae, just one of more than 1200 species of catfish in the Amazon basin.

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The most important microbes in the Amazon River are Actinomycetota, Alphaproteobacteria, Betaproteobacteria, Gammaproteobacteria and Thermoproteota.

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