HydroLAKES lake · #154461
Grängen
Surface area
3km²
Avg depth
8,6m
Volume
25,81km³
Shoreline
9,6km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- OvanåkerGävleborg · Sweden3.02 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
447 distinct species · 936 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 Grängen : 30 espèces reliées par 93 interactions GloBI sur 5 types (connectance 11.3%, 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
3,00km²
Avg depth
8,6m
Volume
25,810km³
Watershed
425km²
Shoreline
9,6km
Shore dev. idx
1,57
Residence time
81days
Elevation
160m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.