Ontologia

Rivière· 13 segments

Fjällsjöälven

Crosses 2 administrative regions : Sollefteå, Strömsund

rivière

Total length

75km

Max discharge

138,2m³/s

Max Strahler

5

Segments matched

13

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080182180242 km²

2 administrative regions crossed (GADM L2)

  • Sollefteå
    Västernorrland · Sweden
    45.8 km
    in this dpt
  • Strömsund
    Jämtland · Sweden
    37.7 km
    in this dpt

6 intersecting protected areas

  • SK 124-2004

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 342-2017

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 536-2014

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 783-2004

    IUCN Ia

    Habitat Protection Area

  • SK 292-2022

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

  • SK 1171-2003

    IUCN Ia

    Habitat Protection Area

1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

95 distinct species · 139 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 22 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 Fjällsjöälven : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 22 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
22
Connectance
0.095
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

75km

Max discharge

138,2m³/s

Max Strahler

5

Segments matched

13

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