HydroLAKES lake · #158248
Vällingen
Surface area
3,73km²
Avg depth
7,2m
Volume
26,94km³
Shoreline
25,8km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- NykvarnStockholm · Sweden1.92 km²51.2% of lake
- SödertäljeStockholm · Sweden1.83 km²48.8% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
1 512 distinct species · 16 222 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Vällingen : 22 espèces reliées par 70 interactions GloBI sur 5 types (connectance 16.1%, filtre Serrano α=0.2). 8 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
3,73km²
Avg depth
7,2m
Volume
26,940km³
Watershed
100km²
Shoreline
25,8km
Shore dev. idx
3,77
Residence time
555days
Elevation
38m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.