Ontologia

Ruisseau· 6 segments

Rastälven

Crosses 2 administrative regions : Hällefors, Nora

ruisseau

Total length

17km

Max discharge

3,4m³/s

Max Strahler

3

Segments matched

6

River geography2 admin regions · 0 communes

Parent watershed

hybas-20802418901044 km²

2 administrative regions crossed (GADM L2)

  • Nora
    Orebro · Sweden
    13.7 km
    in this dpt
  • Hällefors
    Orebro · Sweden
    7.7 km
    in this dpt

17 intersecting protected areas

8 more protected areas

1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

993 distinct species · 5 163 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 30 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 Rastälven : 22 espèces reliées par 68 interactions GloBI sur 4 types (connectance 15.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
68
Connectance
0.156
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

17km

Max discharge

3,4m³/s

Max Strahler

3

Segments matched

6

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