Rio Negro River

Rio Negro River Facts

• The term of Rio Negro River perfectly fits as the generally accepted name for this truly incredible and distinctive work of Nature. That’s due to the fact that, in the Spanish language, the term applied to the feature quite literally means Black River.
• The name for the flow fits so well for a very specific reason, however. That statement holds true because of the fact that this marvelous feature actually represents the largest known example of what’s known as a blackwater river in the entire world.
• As if this wasn’t enough, though, this awesome geographical feature fully merits respect for yet another very respectable reason. Incredibly, in terms of average discharge, this feature also represents one of the ten largest rivers on the planet.
• In fact, its immense span sometimes creates difficulties for humans. Remarkably, its size serves as the source of occasional confusion. That holds true due to the fact that, in some regions it passes through, it goes by the name of the Guainía River.
• As if everything else of note was not enough to distinguish it, the supremely astonishing Rio Negro River also has a rich and fascinating history. This remarkable situation further remains equally true in both ancient and comparatively modern times.
• Firstly, it currently remains unknown just how long the local Indigenous Peoples knew of the existence of this natural resource. Secondly, however, its modern discovery occurred early in what’s known as the modern era of exploration.
• In point of fact, the highly renowned Spanish explorer, Francisco de Orellana remains the first known European to record an observation of it. This fortuitous discovery additionally occurred early in the exploration phase, in the year 1541.

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Rio Negro River Physical Description

Despite its own extreme size, the Rio Negro River itself forms the tributary of another, even more impressive river. It nevertheless does have a beauty, splendor, and a distinctiveness all its own. The wonder’s very often arbitrarily divided into three distinct sections, too.

At first, the upper course of the marvelous river lies in the highlands of that country. From there, it flows roughly east-northeast, and passes through the Puinawai National Reserve. This part of the river also flows through many small indigenous settlements.

Meanwhile, the middle course of the river flows through yet another country. Along the way, it’s also joined by numerous tributaries, significantly swelling its flow. This section consequently remains filled with numerous powerful rapids, as well as many small islands.

At one point along this incredible stretch, the Rio Negro River actually forms the border of three countries. After that, the lower course continues primarily flowing eastward. It also contains even more small islands, and narrows and broadens quite frequently.

Finally, during the local wet season, Nature takes this natural marvel to even greater heights. That’s due to the fact that, at this time, it also forms countless small lagoons, complex channels, and even more, though temporary, islands throughout this section.

Rio Negro River Location, Nature, and Fauna

The breathtaking and highly fascinating feature known as the Rio Negro River formed in an already astonishing part of the world. That holds true because it originates in a portion of the world well known for its great natural beauty, that of the continent of South America.

More precisely, though, this truly magnificent work of Nature runs through three countries. Those are the countries of Brazil, Colombia, and Venezuela. In addition, the truly astounding Rio Negro River boasts an overall length of an incredible 1,400 mi (2,250 km).

But, its most distinctive feature remains the one for which it’s named. Many portions of the waters of the remarkable river display a dark brown, almost black color. That’s due to the continual presence of large volumes of humic acid, from decomposing vegetation.

Since it forms a tributary of the mighty Amazon River, another factor of the nature of the Rio Negro River stands out. Not surprisingly, its waters play host to a broad variety of life. Among these are more than 700 species of fish, including the potentially dangerous Pacu.

Researchers further believe several hundred more species may still remain unidentified. Incredibly, at least 100 of these species do not seem to appear in any other area of the world. Countless varieties of turtles also make their home in its truly impressive waters.

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