HydroLAKES lake · #158482
Björsjön
Surface area
1,02km²
Avg depth
6,4m
Volume
6,57km³
Shoreline
6,1km
Administrative coverage
2 dept-equivalent regions (GADM L2)
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
1 189 distinct species · 4 618 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 Björsjön : 26 espèces reliées par 116 interactions GloBI sur 5 types (connectance 13.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
1,02km²
Avg depth
6,4m
Volume
6,570km³
Watershed
26km²
Shoreline
6,1km
Shore dev. idx
1,69
Residence time
547days
Elevation
52m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.