Ontologia

HydroLAKES lake · #12974

Öresjö

Natural lakeSwedenEurope 74 m

Surface area

10,42km²

Avg depth

9m

Volume

93,84km³

Shoreline

41km

Administrative coverage

Parent watershed

hybas-2080260350702 km² · upstream 48628 km²

3 dept-equivalent regions (GADM L2)

  • Lilla Edet
    Västra Götaland · Sweden
    7.46 km²
    71.2% of lake
  • Trollhättan
    Västra Götaland · Sweden
    2.84 km²
    27.1% of lake
  • Vänersborg
    Västra Götaland · Sweden
    0.18 km²
    1.7% of lake

3 intersecting protected areas

  • SK 302-2003

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

    0.03 km² overlap

  • SK 57-2015

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

    0.03 km² overlap

  • SK 847-2005

    IUCN IV

    Nature conservation agreement, Swedish Forest Agency

    0.01 km² overlap

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

Species present

1 079 distinct species · 6 873 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 873 obs · 1 cellules
Obs. / cellule
≥ 6 873
6 873–6 872
6 873–6 872
6 873–6 872
< 6 873

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

Ecological tissue

Sample of 31 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 Öresjö : 26 espèces reliées par 78 interactions GloBI sur 4 types (connectance 13.9%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
78
Connectance
0.139
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

10,42km²

Avg depth

9,0m

Volume

93,840km³

Watershed

70km²

Shoreline

41,0km

Shore dev. idx

3,58

Residence time

1 009days

Elevation

74m

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