Ruisseau
Högnäsån
Crosses 2 administrative regions : Dorotea, Strömsund
Total length
15km
Max discharge
0,7m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
9 intersecting protected areas
1073663502
IUCN Not ApplicableVoluntary set-aside areas
1073663504
IUCN Not ApplicableVoluntary set-aside areas
1073663496
IUCN Not ApplicableVoluntary set-aside areas
1073663497
IUCN Not ApplicableVoluntary set-aside areas
1073663498
IUCN Not ApplicableVoluntary set-aside areas
1073685624
IUCN Not ApplicableVoluntary set-aside areas
1073685156
IUCN Not ApplicableVoluntary set-aside areas
1073685625
IUCN Not ApplicableVoluntary set-aside areas
1073685380
IUCN Not ApplicableVoluntary set-aside areas
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
386 distinct species · 3 027 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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).
Indicateurs du tissu écologique
Tissu écologique de Högnäsån : 25 espèces reliées par 39 interactions GloBI sur 3 types (connectance 7.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
15km
Max discharge
0,7m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.