Fluvisol

thumb|Fluvisol profile along Soil in Kilte Awula'ilo|Agula'e River, [[Ethiopia]] thumb|right|400px|Distribution of Fluvisols A fluvisol in the World Reference Base for Soil Resources (WRB) is a genetically young soil in alluvial deposits . Apart from river sediments, they also occur in lacustrine and marine deposits. Fluvisols correlate with fluvents and fluvaquents of the USDA soil taxonomy. The good natural fertility of most fluvisols and their attractive dwelling sites on river levees and higher parts in marine landscapes were recognized in prehistoric times.