Ontologia

Rivière· 12 segments

Vängelälven

Crosses 2 administrative regions : Sollefteå, Strömsund

rivière

Total length

41km

Max discharge

129m³/s

Max Strahler

5

Segments matched

12

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080179260515 km²

2 administrative regions crossed (GADM L2)

  • Strömsund
    Jämtland · Sweden
    36.2 km
    in this dpt
  • Sollefteå
    Västernorrland · Sweden
    10.8 km
    in this dpt

1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

224 distinct species · 520 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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 Vängelälven : 28 espèces reliées par 64 interactions GloBI sur 5 types (connectance 9.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
64
Connectance
0.091
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

41km

Max discharge

129,0m³/s

Max Strahler

5

Segments matched

12

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