Questions tagged [rivers]

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9 questions with no upvoted or accepted answers
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5
votes
0answers
106 views

Estimate the flow velocity of a river with satellite images

I'm looking for a more or less straightforward (and not very mathematical) way to roughly estimate the flow velocity of a river based on satellite imagery (e.g. Google Earth). In more detail: I would ...
4
votes
0answers
40 views

Dealing with uncertainty in source apportionment

I have a dataset of dissolved load (major and trace elements), the associated error is specified as <10% for all the cases, in the same way I have rock analysis (major and trace) with the same ...
3
votes
2answers
152 views

Classification of rivers according to width

I'm looking for a simple classification of rivers according to their width. In which size categories should I split them? This may usually be done according to catchment area but I'm more interested ...
3
votes
0answers
127 views

How does the estaurine turbidity maximum vary depending on the type of estuary?

An estuarine turbidity maximum (ETM) is the area of an estuary that has maximum values in suspended particles in the water column. My questions are What are the main characteristics of the ETM? How ...
3
votes
0answers
288 views

What is the biggest periodic river?

What is the biggest and longest periodic river in the world ? (river that runs dry on occasion and flows during a season of heavy rain)
2
votes
0answers
52 views

California length, source, and mouth of rivers

How can I find out / where can I find the length, "source" (beginning point), "mouth" (ending point) of the California portion of rivers? For example, it's easy to find the length, source, and mouth ...
2
votes
0answers
23 views

For how long have the great karst springs of the Aachtal been active?

Aachtal, along with Lonetal, is a valley in the Swabian Jura, Germany, and the site of many famous archaeological sites of the upper Pleistocene. It also hosts a series of very large karst springs (...
2
votes
0answers
277 views

What is difference between Riverbed conductance term and streambed leakance/retardation coefficient?

In literature some times to account for semi-pervious sediments at bottom of stream, streambed leakance also called retardation coefficient ($L$) is used. This is equal to the ratio of conductivity of ...
1
vote
0answers
15 views

Relationship between sediment concentration of flow and erosion - streampower equation

I am trying to understand how the sediment concentration of a flow affects erosion. I stumbled across this paper by Bagnold (1968) today that uses a form for the stream power equation that I had not ...