Ontologia

HydroLAKES lake · #150919

Öravassjön

Natural lakeSwedenEurope 393 m

Surface area

1,14km²

Avg depth

11,1m

Volume

12,66km³

Shoreline

6,4km

Administrative coverage

Parent watershed

hybas-20801859101751 km² · upstream 1752 km²

2 dept-equivalent regions (GADM L2)

  • Berg
    Jämtland · Sweden
    1.00 km²
    86.8% of lake
  • Östersund
    Jämtland · Sweden
    0.15 km²
    13.2% of lake

2 intersecting protected areas

  • Näkten

    IUCN Not Assigned

    Natura 2000 SCI

    1.03 km² overlap

  • Näkten

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    1.03 km² overlap

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

Species present

61 distinct species · 110 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

110 obs · 1 cellules
Obs. / cellule
≥ 110
110–109
110–109
110–109
< 110

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

Ecological tissue

Sample of 24 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 Öravassjön : 22 espèces reliées par 20 interactions GloBI sur 3 types (connectance 7.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
20
Connectance
0.072
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

1,14km²

Avg depth

11,1m

Volume

12,660km³

Watershed

5km²

Shoreline

6,4km

Shore dev. idx

1,69

Residence time

3 664days

Elevation

393m

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