Hyrdosol is a soil order that includes all types of soils that are seasonal or permanently wet to saturation. Example of these are alluvial plans along rivers or marsh/swamp land.


Hydrosols sub-orders are classified based on the length and type of saturation.
Click here for the hydrosols sub-order classification.
Great groups and sub-groups classification is based off the sub-order of the soil.
Click here for the great group and sub-group for Intertidal Hydrosols.
Click here for the great group for Supratidal Hydrosols, there is only a great group classification as more information is still needed to understand how to classify further.
Click here for the great group for Hypersalic Hydrosols, there is no sub-group for Hypersalic Hydrosols
Click here for the great groups for Intertidal/Salic Hydrosols, and the sub-group for Salic Hydrosols (there is no sub-group for Intertidal Hydrosols)
Click here for the great groups for Redoix/Oxyaquic Hydrosols, and the sub-group for Redox Hydrosols (there is no sub-group for Oxyaquic Hydrosols)