Ontologia

HydroLAKES lake · #13009

Tolken

Natural lakeSwedenEurope 228 m

Surface area

11,69km²

Avg depth

11,9m

Volume

138,95km³

Shoreline

38,4km

Administrative coverage

Parent watershed

hybas-20800331902177 km² · upstream 2177 km²

2 dept-equivalent regions (GADM L2)

  • Ulricehamn
    Västra Götaland · Sweden
    8.98 km²
    76.4% of lake
  • Borås
    Västra Götaland · Sweden
    2.77 km²
    23.6% of lake

3 intersecting protected areas

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

Species present

825 distinct species · 7 490 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 490 obs · 1 cellules
Obs. / cellule
≥ 7 490
7 490–7 489
7 490–7 489
7 490–7 489
< 7 490

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

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Tolken : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 5 types (connectance 18.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
95
Connectance
0.180
Patrimoniales
1
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

11,69km²

Avg depth

11,9m

Volume

138,950km³

Watershed

70km²

Shoreline

38,4km

Shore dev. idx

3,17

Residence time

1 406days

Elevation

228m

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