The phrase "river stream" is correct and usable in written English.
You can use it when you are referring to a body of water formed by a flowing river. For example: "The kayakers followed the river stream as it meandered through the woods."
Today, Mr. Jackson, referring to the busloads of protesters expected to travel to Wilmington, said, "Either the buses will roll or justice will roll as water down a river stream".
The professional survey comprised 495 randomly selected pond, lake, river, stream and ditch sites.
Long-term measurements of river stream flow are essential for numerous applications in water resources.
The current study compared river, stream, ditch and pond biodiversity within an 80 km2 area of lowland British countryside.
The total DIN flux from all rivers and SGDs was calculated by multiplying the river, stream, and submarine groundwater discharges by DIN concentrations in those waters.
This local maximum can therefore be explained by several factors: (1) The valley floors have experienced changes due to landslide deposits and changes in the river stream.
The Nam Song (Envelope river) streams past sheer, lushly carpeted limestone mountains, their needle-sharp peaks pricking the sky.
Gene flow was restricted by forests and large river streams in the contemporary semi-natural situation.
Pesticide mixtures are also common in the aquatic environment, including lakes, river, streams, and other surface waters that support aquatic life (Gilliom 2007).
Both sites are located along or near the seacoast, where small river streams run during the rainy season and dry out during the summer.
The results of the assessment revealed that Ghana's coast is dissected by many south-draining rivers, stream and lagoons.
