HydroLAKES lake · #12816
Norrälgen
Surface area
10,65km²
Avg depth
14,6m
Volume
155,24km³
Shoreline
34,6km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- HälleforsOrebro · Sweden10.71 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
276 distinct species · 598 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 Norrälgen : 17 espèces reliées par 60 interactions GloBI sur 5 types (connectance 13.8%, filtre Serrano α=0.2). 13 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
10,65km²
Avg depth
14,6m
Volume
155,240km³
Watershed
398km²
Shoreline
34,6km
Shore dev. idx
2,99
Residence time
420days
Elevation
192m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.