HydroLAKES lake · #151330
Häggsjön
Surface area
1,2km²
Avg depth
6,6m
Volume
7,95km³
Shoreline
10,1km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- HärnösandVästernorrland · Sweden1.21 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
1 239 distinct species · 13 828 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Häggsjön : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 84 interactions GloBI sur 6 types (connectance 15.9%, filtre Serrano α=0.2). 14 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
1,20km²
Avg depth
6,6m
Volume
7,950km³
Watershed
3km²
Shoreline
10,1km
Shore dev. idx
2,60
Residence time
2 555days
Elevation
101m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.