Ruisseau· 8 segments
Sävälven
Crosses 1 administrative regions : Hällefors
Total length
32km
Max discharge
3,7m³/s
Max Strahler
3
Segments matched
8
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- HälleforsOrebro · Sweden33.2 kmin this dpt
4 intersecting protected areas
2005643 Nedre Sävälven
IUCN IaNature Reserve
2014398 Övre Sävälven
IUCN IaNature Reserve
2042489 Skålen
IUCN IaNature Reserve
2046753 Bergvikskullen
IUCN IaNature Reserve
1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
591 distinct species · 5 107 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Sävälven : 32 espèces reliées par 70 interactions GloBI sur 3 types (connectance 9.4%, 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
32km
Max discharge
3,7m³/s
Max Strahler
3
Segments matched
8
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.