Ontologia

Rivière· 25 segments

Örekilsälven

Crosses 5 administrative regions : Bengtsfors, Dals-Ed, Färgelanda, Munkedal, Uddevalla

rivière

Total length

89km

Max discharge

24,3m³/s

Max Strahler

4

Segments matched

25

River geography5 admin regions · 0 communes

Parent watershed

hybas-20800334001352 km²

5 administrative regions crossed (GADM L2)

  • Dals-Ed
    Västra Götaland · Sweden
    44.9 km
    in this dpt
  • Munkedal
    Västra Götaland · Sweden
    38.2 km
    in this dpt
  • Färgelanda
    Västra Götaland · Sweden
    4.9 km
    in this dpt
  • Bengtsfors
    Västra Götaland · Sweden
    2.1 km
    in this dpt
  • Uddevalla
    Västra Götaland · Sweden
    0.0 km
    in this dpt

30 intersecting protected areas

21 more protected areas

1 page = 1 named river (aggregation of 25 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

782 distinct species · 3 493 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 23 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 Örekilsälven : 14 espèces reliées par 66 interactions GloBI sur 4 types (connectance 23.9%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
66
Connectance
0.239
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

89km

Max discharge

24,3m³/s

Max Strahler

4

Segments matched

25

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