Ontologia

Ruisseau· 6 segments

Töreälven

Crosses 2 administrative regions : Kalix, Överkalix

ruisseau

Total length

36km

Max discharge

6m³/s

Max Strahler

3

Segments matched

6

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080030180475 km²

2 administrative regions crossed (GADM L2)

  • Kalix
    Norrbotten · Sweden
    29.9 km
    in this dpt
  • Överkalix
    Norrbotten · Sweden
    0.0 km
    in this dpt

5 intersecting protected areas

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

Species present

298 distinct species · 494 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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 Töreälven : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 5 types (connectance 11.9%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
71
Connectance
0.119
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

36km

Max discharge

6,0m³/s

Max Strahler

3

Segments matched

6

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