HydroLAKES lake · #155228
Ølsjøen
Surface area
2,92km²
Avg depth
13,1m
Volume
38,12km³
Shoreline
16,1km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- Nord-AurdalOppland · Norway2.94 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
573 distinct species · 6 922 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Ølsjøen : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 5 types (connectance 13.3%, filtre Serrano α=0.2). 10 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
2,92km²
Avg depth
13,1m
Volume
38,120km³
Watershed
838km²
Shoreline
16,1km
Shore dev. idx
2,66
Residence time
31days
Elevation
745m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.