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Plate 37.— Classification: system Riverine, subsystem Upper Perennial, class Unconsolidated Shore, subclass Cobble-Gravel, 

 water regime Temporarily Flooded, water CHEMISTRY Fresh. This high-gradient mountain stream arises in the Alaska Range. 

 The gravel piled at the left-hand edge of the photo had accumulated in the channel during flood stage and was bulldozed to its 

 present position to prevent flooding of a highway just downstream. (Fairbanks North Star Borough, Alaska; July 1985; Photo 

 by F. C. Golet) 



