Ruisseau· 15 segments
Valboån
Crosses 4 administrative regions : Bengtsfors, Färgelanda, Munkedal, Uddevalla
Total length
45km
Max discharge
8,7m³/s
Max Strahler
3
Segments matched
15
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
- FärgelandaVästra Götaland · Sweden47.5 kmin this dpt
- MunkedalVästra Götaland · Sweden12.1 kmin this dpt
- BengtsforsVästra Götaland · Sweden7.8 kmin this dpt
- UddevallaVästra Götaland · Sweden0.0 kmin this dpt
4 intersecting protected areas
Nature Reserve
Nature Reserve
SK 253-2000
IUCN IaHabitat Protection Area
SK 240-2002
IUCN IaHabitat Protection Area
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
779 distinct species · 5 287 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Valboån : 19 espèces reliées par 56 interactions GloBI sur 3 types (connectance 17.2%, 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
45km
Max discharge
8,7m³/s
Max Strahler
3
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.