
1) Water stream
Found on
https://www.crosswordclues.com/clue/alluvial-river

An alluvial river is river in which the bed and banks are made up of mobile sediment and/or soil. Alluvial rivers are self-formed, meaning that their channels are shaped by the magnitude and frequency of the floods that they experience, and the ability of these floods to erode, deposit, and transport sediment. As such, alluvial rivers can assume a...
Found on
http://en.wikipedia.org/wiki/Alluvial_river
No exact match found.