Ontologia

HydroLAKES lake · #160024

Kalvsjön

Natural lakeSwedenEurope 133 m

Surface area

6,91km²

Avg depth

8,1m

Volume

55,8km³

Shoreline

25,8km

Administrative coverage

Parent watershed

hybas-2080273080523 km² · upstream 523 km²

2 dept-equivalent regions (GADM L2)

  • Svenljunga
    Västra Götaland · Sweden
    6.87 km²
    99.0% of lake
  • Falkenberg
    Halland · Sweden
    0.07 km²
    1.0% of lake

2 intersecting protected areas

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

Species present

638 distinct species · 4 766 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 766 obs · 1 cellules
Obs. / cellule
≥ 4 766
4 766–4 765
4 766–4 765
4 766–4 765
< 4 766

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

Ecological tissue

Sample of 28 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 Kalvsjön : 19 espèces reliées par 33 interactions GloBI sur 3 types (connectance 8.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
33
Connectance
0.081
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

6,91km²

Avg depth

8,1m

Volume

55,800km³

Watershed

502km²

Shoreline

25,8km

Shore dev. idx

2,77

Residence time

69days

Elevation

133m

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