Ontologia

Ruisseau· 7 segments

Satsån

Crosses 2 administrative regions : Dorotea, Vilhelmina

ruisseau

Total length

24km

Max discharge

1m³/s

Max Strahler

2

Segments matched

7

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080162570574 km²

2 administrative regions crossed (GADM L2)

  • Vilhelmina
    Västerbotten · Sweden
    22.1 km
    in this dpt
  • Dorotea
    Västerbotten · Sweden
    0.7 km
    in this dpt

11 intersecting protected areas

2 more protected areas

1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

49 distinct species · 141 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 21 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 Satsån : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
19
Connectance
0.090
Patrimoniales
2
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

24km

Max discharge

1,0m³/s

Max Strahler

2

Segments matched

7

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