water districts (organisations)
type: Concept
preferred label: vesipiirit (organisaatiot) @fi
preferred label: vattendistrikt @sv
related: watersystems

catchment areas
type: Concept
preferred label: tillrinningsområden @sv
preferred label: valuma-alueet @fi
related: watersystems

water areas
type: Concept
preferred label: vattenområden @sv
preferred label: vesialueet @fi
related: watersystems

watersystems
type: Concept
related: river basin districts
related: water districts (organisations)
related: water districts (administrative areas)
related: catchment areas
related: water areas
preferred label: flodområden @sv
preferred label: vesistöalueet @fi
broader: areas created by nature
in scheme: conceptscheme

river basin districts
type: Concept
preferred label: vesienhoitoalueet @fi
preferred label: vattenvårdsområden @sv
related: watersystems

water districts (administrative areas)
type: Concept
preferred label: vesipiirit (hallintoalueet) @fi
preferred label: vattendistrikt @sv
related: watersystems

areas created by nature
type: Concept
preferred label: luonnon muodostamat alueet @fi
narrower: watersystems