liquid water
fresh water
The lower bound of solute concentration required for water to be considered freshwater is variable, but is always less than that of seawater, and often cited as less than 1 gram of solutes per 1 litre of water.
EcoLexicon:fresh_water
envoEmpo
Water which has a low concentration of dissolved solutes, particularly that of sodium chloride.
freshwater
LTER:216
https://en.wikipedia.org/wiki/Fresh_water
envoPolar
sweet water
SWEETRealm:FreshWater