Ruisseau
Byssjan
Crosses 2 administrative regions : Lycksele, Vindeln
Total length
11km
Max discharge
2,1m³/s
Max Strahler
2
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
3 intersecting protected areas
Åtmyrberget
IUCN Not AssignedNatura 2000 SCI
Åtmyrberget
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
SK 642-2012
IUCN IaHabitat Protection Area
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
292 distinct species · 1 024 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Byssjan : 27 espèces reliées par 31 interactions GloBI sur 3 types (connectance 5.5%, 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
11km
Max discharge
2,1m³/s
Max Strahler
2
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.