HydroLAKES lake · #148593
Gråsjön
Surface area
3,99km²
Avg depth
10m
Volume
40,03km³
Shoreline
12,8km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- ÅreJämtland · Sweden4.02 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
207 distinct species · 299 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Gråsjön : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 7 types (connectance 9.3%, filtre Serrano α=0.2). 11 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
3,99km²
Avg depth
10,0m
Volume
40,030km³
Watershed
20km²
Shoreline
12,8km
Shore dev. idx
1,80
Residence time
886days
Elevation
484m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.