The phrase "affluent streams" is correct and usable in written English.
It can be used to describe streams or bodies of water that are rich in resources or have a high economic value, often in a metaphorical sense.
Example: "The affluent streams in the region provide not only a habitat for diverse wildlife but also a source of income for local communities through fishing and tourism."
Alternatives: "wealthy streams" or "prosperous streams".
Local planning and development bodies saw Hirst's arrival in Lambeth as cause for rejoicing, but as affluent visitors begin streaming into the area and hipster coffee shops displace businesses eking a living under the railway arches opposite the gallery, there has been grumbling.
Designed by legendary hotelier Adrian Zecha, the hotel/residence promises to attract a similar stream of image-conscious, affluent guests (rates start at $900 a night).
To reach China's growing and affluent middle and upper classes, the league streams Monday Night Football, one of the strongest brands in American sports, each Tuesday morning on Sina Sports, a channel of the largest Web portal in China.
Although the bulk of business still comes from corporations, security companies report a steady stream of inquiries from everyday -- if affluent -- people.
And for an increasingly affluent audience the guarantee of a proper show, a stream of well-known hits and a whiff of nostalgia in a comfortable modern stadium is less of a risk than standing through ill thought-out filler tracks from that difficult second album in an unpleasantly sweaty club.
But starting in about 1990, as state governments in search of cash began searching for new revenue streams that did not involve raising taxes on the affluent, casinos began entering the mainstream of American society.
OK that's not always the case but throw in a genuine revenue stream and support for a hot mobile gadget with an affluent customer base (the iPhone) and you probably stand a much better chance.
A steady stream of people descend into the wholesome Christmas welcome of the Vineyard Community Centre in the affluent west London area of Richmond.
