Ontologia

HydroLAKES lake · #153847

Västersjön

Natural lakeSwedenEurope 351 m

Surface area

1,1km²

Avg depth

3,7m

Volume

4,1km³

Shoreline

5,7km

Administrative coverage

Parent watershed

hybas-2080211000423 km² · upstream 423 km²

1 dept-equivalent regions (GADM L2)

  • Ljusdal
    Gävleborg · Sweden
    1.10 km²
    100.0% of lake

5 intersecting protected areas

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

269 distinct species · 827 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

827 obs · 1 cellules
Obs. / cellule
≥ 827
827–826
827–826
827–826
< 827

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 40 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Västersjön : 32 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 4 types (connectance 6.2%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
48
Connectance
0.061
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

1,10km²

Avg depth

3,7m

Volume

4,100km³

Watershed

1km²

Shoreline

5,7km

Shore dev. idx

1,52

Residence time

4 749days

Elevation

351m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.