Ontologia

Rivière· 15 segments

Vistån

Crosses 3 administrative regions : Arvidsjaur, Piteå, Älvsbyn

rivière

Total length

54km

Max discharge

12,2m³/s

Max Strahler

4

Segments matched

15

River geography3 admin regions · 0 communes

Parent watershed

hybas-20801507501256 km²

3 administrative regions crossed (GADM L2)

  • Älvsbyn
    Norrbotten · Sweden
    35.6 km
    in this dpt
  • Arvidsjaur
    Norrbotten · Sweden
    33.5 km
    in this dpt
  • Piteå
    Norrbotten · Sweden
    0.0 km
    in this dpt

9 intersecting protected areas

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

328 distinct species · 688 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 29 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 Vistån : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 4 types (connectance 10.8%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
47
Connectance
0.108
Patrimoniales
1
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

54km

Max discharge

12,2m³/s

Max Strahler

4

Segments matched

15

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