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86 votes

Are there any saltwater rivers on Earth?

The water in any river draining the sea is infinitely recycle-able (from rain replenishment), whereas the salt from any terrestrial source is not. So salty rivers, if any, won't exist permanently. ...
Gordon Stanger's user avatar
46 votes

Is there any river that does not discharge into larger body of water?

The Okavango River is a good example of this. It drains into a swampy delta in the middle of the Kalahari desert: The Okavango Delta, CC BY Justin Hall.
Jean-Marie Prival's user avatar
36 votes

Is there any river that does not discharge into larger body of water?

The Colorado River frequently fails to reach the Gulf of California, mostly due to diversion to agricultural and metropolitan uses upstream. This National Geographic post from 2014 elaborates on the ...
jeffronicus's user avatar
  • 3,523
35 votes

Are there any saltwater rivers on Earth?

The already accepted answer is already covering the "real" answer as far as I'm concerned, and while you won't find many (any?) saline rivers in the traditional sense, we do have underwater &...
Kim André Kjelsberg's user avatar
30 votes
Accepted

Where do rivers like the Rio de la Plata end and the ocean begin?

In the case of Río de la Plata, part of it is history and politics, and part of it is oceanography. Most of Argentina and Uruguay considers Río de la Plata as a river (thus, the name, río) and as ...
arkaia's user avatar
  • 15.4k
29 votes

Are there any saltwater rivers on Earth?

The Pecos River in Texas, USA may arguably fit the description of a "saltwater river". A point of argument is what is considered to be "saltwater". For comparison, here are some ...
hatchet - done with SOverflow's user avatar
28 votes

Is there any river that does not discharge into larger body of water?

The concepts you are looking for are two categories of drainage basins, endhoreic basins and cryptorheic basins. Endhoreic basins are drainage basins that do not drain to the oceans, either above ...
David Hammen's user avatar
  • 23.5k
26 votes

Where does the Amazon River really begin?

From an Earth Science standpoint, it's meaningless to ask about the "source" of a river in this way. The "source" of a river is the rainfall within its drainage basin, which percolates down into ...
Spencer's user avatar
  • 3,548
26 votes

Is there any river that does not discharge into larger body of water?

There are rivers that don't flow into seas or lakes if you consider influent rivers. Which are rivers that loose water to the ground (seeps into aquifers). For example "big lost river" of ...
Mr.inquisitive's user avatar
26 votes
Accepted

Why are these U-shaped bodies of water frequent near Kura river?

They look like oxbow lakes. Some meander scars (crescent-shaped, but dry) are also visible. Here is an excerpt of the "OXBOW" entry in Encyclopedia of Geomorphology (2013): An abandoned ...
Jean-Marie Prival's user avatar
25 votes

Are there any saltwater rivers on Earth?

Water from the Caspian sea, with a salinity of 1.2%, is constantly flowing into Garabogazköl, where the water eventually evaporates and leaves the salt behind. Of course, the situation is not ...
SE - stop firing the good guys's user avatar
19 votes
Accepted

Do dams reduce the flow of river downstream?

Once a dam has been constructed in a river, the natural flow of water will be disrupted. You correctly state that initially there will be a period required for the dam to fill. Until then, little of ...
Fred's user avatar
  • 24.7k
18 votes

Are there any saltwater rivers on Earth?

Here in New York City we have a salt "river". It is called the "East River" and it separates part of Long Island (Brooklyn and Queens) from the island of Manhattan and the mainland (The Bronx). ...
AllInOne's user avatar
  • 297
15 votes

Are there any saltwater rivers on Earth?

I live near a river named Salz, flowing both warm and salty on the north slope of the Pyrenees south of Carcassonne. In historical times it was boiled dry for salt. See Les Sources de Salz
becula's user avatar
  • 151
14 votes

Could a massive flood have formed the Grand Canyon?

tl;dr: no. Long answer: First of all, like mentioned by others in the comments, you would need some physical mechanism to take a whole lot of water, evaporate it, and drop it at once at a place ...
Gimelist's user avatar
  • 23.1k
14 votes

Rocks sparking under water

Is this possible? Definitely. I know you can get sparks from some rocks and minerals - but granite boulders [?] Yep. Quartz is one of those minerals that "sparks". It is piezoelectric, and ...
Gimelist's user avatar
  • 23.1k
14 votes

Do dams reduce the flow of river downstream?

You're correct that simply putting a dam in place, once its lake is filled, doesn't change the average flow downstream by more than a few percent (those few percent can be lost to increased ...
Semidiurnal Simon's user avatar
12 votes

Are there any saltwater rivers on Earth?

There are salt water rivers in different places of the world where ground water flows in contact with salt layers. There is a river in Catalonia named Ribera Salada (meaning salty river in Catalan). ...
Pere's user avatar
  • 829
12 votes

How do long rivers exist?

I will attempt at rephrasing your interesting question after these considerations: At the continental scale, flowing water has no significant inertia, so water flows following the maximum slope. A ...
DrGC's user avatar
  • 1,753
11 votes

Why are alpine river water green - blue?

The turquoise to sky-blue color appearance of freshwater bodies are nicely explained with examples in a 2016 paper by Kumar entitled "Study on turquoise and bright sky-blue appearing freshwater ...
Natura's user avatar
  • 121
11 votes
Accepted

How do rivers last so long in dry weather?

The rivers are generally fed by water that percolated into the ground, it takes longer for that water to work its way down to the stream so the streams and rivers keep flowing long after the initial ...
John's user avatar
  • 6,906
11 votes
Accepted

Is there a special name for along-course elevation profiles of rivers, and where you can you find them?

I guess there are multiple names, but I know it as the river's "long profile", and it is used in academic papers (one example here and a search in google scholar here). But you can find similar ...
Camilo Rada's user avatar
  • 17.6k
10 votes

Are there any saltwater rivers on Earth?

Here in Western Australia we have many salt water streams running through farmland affected by dry land salinity. It's a huge problem where land cleared for agriculture has experienced rising water ...
cogsy's user avatar
  • 101
10 votes
Accepted

Lake outflow forming a "reverse delta"?

When the flow of water in a river accelerates, it can pick up more sediment from the river bed and transport it downstream. Alternatively, when the flow slows down, the transport capacity drops and ...
Camilo Rada's user avatar
  • 17.6k
10 votes

Classification of river

It is not easy to classify rivers, especially on the basis that many rivers evolve (see fig) and that man often interferes with the river, but there is a good classification according to Dong-Geun Yoo,...
Weiss's user avatar
  • 1,949
9 votes

Are there any saltwater rivers on Earth?

There is an area with several salt rivers and wide salt streams that exists in Russia - it's in Yakutia (Sakha Republic), part of Siberia. Water of Solyanka River (flowing in to the great Lena River) ...
Sergey's user avatar
  • 191
8 votes
Accepted

Why do rivers have 'wells' in mountains?

The presence of water underground has nothing to do with sea level in mountainous country. When rain fails on a mountain, or snow falls on a mountain and the snow eventually melts, the water from the ...
Fred's user avatar
  • 24.7k
8 votes
Accepted

Could a massive flood have formed the Grand Canyon?

In addition to all of the above there are meanders inn the Grand Canyon which are hydraulic outcomes of 'minimum energy flow configurations'. This constrains the discharge rates that are possible - to ...
Gordon Stanger's user avatar
8 votes

Are there any saltwater rivers on Earth?

The Werra – a natural river – had and up to a certain degree still has at least a brackish water body. A portion of the salt content of the river comes from natural leaching, the greater part is ...
klanomath's user avatar
  • 295
8 votes

Where do rivers like the Rio de la Plata end and the ocean begin?

Typically, the river delta is considered the end of a river where it flows into either an ocean or lake. From the image shown below, the end of the river can be defined by either at the edge of the ...
Earth Science Expatriate's user avatar

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