Ontologia

Rivière· 58 segments

Västerdalälven

Crosses 3 administrative regions : Gagnef, Malung, Vansbro

rivière

Total length

243km

Max discharge

145,8m³/s

Max Strahler

5

Segments matched

58

River geography3 admin regions · 0 communes

Parent watershed

hybas-20802268201487 km²

3 administrative regions crossed (GADM L2)

  • Malung
    Dalarna · Sweden
    112.2 km
    in this dpt
  • Vansbro
    Dalarna · Sweden
    66.2 km
    in this dpt
  • Gagnef
    Dalarna · Sweden
    60.4 km
    in this dpt

30 intersecting protected areas

21 more protected areas

1 page = 1 named river (aggregation of 58 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

89 distinct species · 202 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 32 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Västerdalälven : 28 espèces reliées par 33 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
33
Connectance
0.067
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

243km

Max discharge

145,8m³/s

Max Strahler

5

Segments matched

58

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.