HydroLAKES lake · #159232
Alvasjön
Surface area
1,29km²
Avg depth
5,8m
Volume
7,44km³
Shoreline
4,2km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- HaboVästra Götaland · Sweden0.92 km²71.0% of lake
- TidaholmVästra Götaland · Sweden0.37 km²29.0% of lake
1 intersecting protected areas
2002586 Hökensås
IUCN Not AssignedNature Conservation Area
0.00 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
986 distinct species · 5 993 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 Alvasjön : 19 espèces reliées par 71 interactions GloBI sur 6 types (connectance 16.3%, 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
1,29km²
Avg depth
5,8m
Volume
7,440km³
Watershed
14km²
Shoreline
4,2km
Shore dev. idx
1,05
Residence time
879days
Elevation
232m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.