Ontologia

HydroLAKES lake · #154281

Galvsjön

Natural lakeSwedenEurope 156 m

Surface area

9,02km²

Avg depth

13,7m

Volume

124,03km³

Shoreline

14,6km

Administrative coverage

Parent watershed

hybas-20802139401343 km² · upstream 15216 km²

2 dept-equivalent regions (GADM L2)

  • Ovanåker
    Gävleborg · Sweden
    8.37 km²
    92.3% of lake
  • Bollnäs
    Gävleborg · Sweden
    0.70 km²
    7.7% of lake

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

Species present

581 distinct species · 5 894 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 894 obs · 1 cellules
Obs. / cellule
≥ 5 894
5 894–5 893
5 894–5 893
5 894–5 893
< 5 894

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

Ecological tissue

Sample of 23 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 Galvsjön : 15 espèces reliées par 43 interactions GloBI sur 3 types (connectance 17.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
43
Connectance
0.170
Patrimoniales
0
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

9,02km²

Avg depth

13,7m

Volume

124,030km³

Watershed

15km²

Shoreline

14,6km

Shore dev. idx

1,37

Residence time

12 270days

Elevation

156m

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