freshwater
US /ˈfreʃˌwɑː.t̬ɚ/
UK /ˈfreʃˌwɑː.t̬ɚ/

1.
Süßwasser
of or relating to water that is not salty, in particular that found in rivers, lakes, and ponds
:
•
Many species of fish live in freshwater habitats.
Viele Fischarten leben in Süßwasserhabitaten.
•
The lake is a source of clean freshwater for the town.
Der See ist eine Quelle für sauberes Süßwasser für die Stadt.