Ontologia

Rivière· 35 segments

Vefsna - Vaapstenjeanoe

Crosses 3 administrative regions : Grane, Hattfjelldal, Vefsn

rivière

Total length

78km

Max discharge

166,3m³/s

Max Strahler

5

Segments matched

35

River geography3 admin regions · 0 communes

Parent watershed

hybas-2080154270497 km²

3 administrative regions crossed (GADM L2)

  • Grane
    Nordland · Norway
    35.3 km
    in this dpt
  • Hattfjelldal
    Nordland · Norway
    12.7 km
    in this dpt
  • Vefsn
    Nordland · Norway
    8.7 km
    in this dpt

4 intersecting protected areas

1 page = 1 named river (aggregation of 35 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

408 distinct species · 1 073 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 45 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 Vefsna - Vaapstenjeanoe : 40 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 51 interactions GloBI sur 5 types (connectance 5.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
51
Connectance
0.051
Patrimoniales
3
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

78km

Max discharge

166,3m³/s

Max Strahler

5

Segments matched

35

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