Rivière· 45 segments
Gudenå
Crosses 9 administrative regions : Favrskov, Hedensted, Horsens, Ikast-Brande, Randers +4
Total length
156km
Max discharge
42,3m³/s
Max Strahler
4
Segments matched
45
River geography9 admin regions · 0 communes
9 administrative regions crossed (GADM L2)
- RandersMidtjylland · Denmark37.7 kmin this dpt
- HedenstedMidtjylland · Denmark28.2 kmin this dpt
- SilkeborgMidtjylland · Denmark26.8 kmin this dpt
- SkanderborgMidtjylland · Denmark23.8 kmin this dpt
- HorsensMidtjylland · Denmark21.0 kmin this dpt
- ViborgMidtjylland · Denmark19.1 kmin this dpt
- FavrskovMidtjylland · Denmark13.3 kmin this dpt
- VejleSyddanmark · Denmark1.2 kmin this dpt
- Ikast-BrandeMidtjylland · Denmark1.0 kmin this dpt
30 intersecting protected areas
Special Areas of Conservation (Habitats Directive)
Viborg Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Silkeborg Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Vejle Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Randers Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Ikast-Brande Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Viborg Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Special Areas of Conservation (Habitats Directive)
Skanderborg Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
21 more protected areassorted by area
Horsens Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Mossø
IUCN VProtected by conservation order, excl. Church surroundings
Hedensted Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Favrskov Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Silkeborg Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Skanderborg Kommune private
IUCN Not Assigned§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Store Vandskel, Rørbæk Sø og Tinnet Krat
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Mossø
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Silkeborgskovene
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Vejle Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Uldum Kær, Tørring Kær og Ølholm Kær
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Uldum Kær, Tørring Kær og Ølholm Kær
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Salten Langsø
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Randers Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Horsens Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Gudenå og Gjern Bakker
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Knudsø
IUCN VProtected by conservation order, excl. Church surroundings
Gjern Bakker, Sminge
IUCN VProtected by conservation order, excl. Church surroundings
Gødvad Ådal
IUCN VProtected by conservation order, excl. Church surroundings
Hedensted Kommune public
IUCN IV§3 protected habitats (all lakes, bogs, streams, heaths and meadows etc.)
Protected by conservation order, excl. Church surroundings
1 page = 1 named river (aggregation of 45 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
2 377 distinct species · 21 758 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Gudenå : 29 espèces reliées par 90 interactions GloBI sur 5 types (connectance 13.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
156km
Max discharge
42,3m³/s
Max Strahler
4
Segments matched
45
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.