Ontologia

Rivière· 16 segments

Petikån

Crosses 3 administrative regions : Arvidsjaur, Norsjö, Skellefteå

rivière

Total length

72km

Max discharge

137,3m³/s

Max Strahler

5

Segments matched

16

River geography3 admin regions · 0 communes

Parent watershed

hybas-2080161180445 km²

3 administrative regions crossed (GADM L2)

  • Norsjö
    Västerbotten · Sweden
    28.8 km
    in this dpt
  • Arvidsjaur
    Norrbotten · Sweden
    14.7 km
    in this dpt
  • Skellefteå
    Västerbotten · Sweden
    13.9 km
    in this dpt

10 intersecting protected areas

1 more protected areas

1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

96 distinct species · 343 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 28 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 Petikån : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 4 types (connectance 13.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
49
Connectance
0.130
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

72km

Max discharge

137,3m³/s

Max Strahler

5

Segments matched

16

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