Ruisseau· 12 segments
Järvsjöån
Crosses 1 administrative regions : Vilhelmina
Total length
34km
Max discharge
3,3m³/s
Max Strahler
3
Segments matched
12
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- VilhelminaVästerbotten · Sweden39.6 kmin this dpt
5 intersecting protected areas
2044958 Vackermyran
IUCN IaNature Reserve
Vackermyran
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Vackermyran
IUCN IaNatura 2000 SCI
Sörgården
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sörgården
IUCN Not AssignedNatura 2000 SCI
1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
57 distinct species · 338 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Järvsjöån : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 4 types (connectance 7.7%, filtre Serrano α=0.2). 5 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
34km
Max discharge
3,3m³/s
Max Strahler
3
Segments matched
12
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.