HydroLAKES lake · #11884
Umnässjön
Surface area
12,69km²
Avg depth
19,1m
Volume
242,25km³
Shoreline
29,2km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- StorumanVästerbotten · Sweden12.77 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
206 distinct species · 409 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Umnässjön : 38 espèces reliées par 54 interactions GloBI sur 4 types (connectance 6.0%, filtre Serrano α=0.2). 5 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
12,69km²
Avg depth
19,1m
Volume
242,250km³
Watershed
5 207km²
Shoreline
29,2km
Shore dev. idx
2,31
Residence time
19days
Elevation
340m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.