Ontologia

HydroLAKES lake · #12858

Halvarsnoren

Natural lakeSwedenEurope 170 m

Surface area

16,8km²

Avg depth

15,7m

Volume

263,87km³

Shoreline

47km

Administrative coverage

Parent watershed

hybas-2080243880613 km² · upstream 2579 km²

2 dept-equivalent regions (GADM L2)

  • Hällefors
    Orebro · Sweden
    16.46 km²
    97.4% of lake
  • Nora
    Orebro · Sweden
    0.44 km²
    2.6% of lake

1 intersecting protected areas

  • SK 525-2018

    IUCN IV

    Nature conservation agreement

    0.04 km² overlap

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

Species present

709 distinct species · 8 722 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 722 obs · 1 cellules
Obs. / cellule
≥ 8 722
8 722–8 721
8 722–8 721
8 722–8 721
< 8 722

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

Ecological tissue

Sample of 17 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 Halvarsnoren : 12 espèces reliées par 31 interactions GloBI sur 4 types (connectance 16.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
31
Connectance
0.163
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

16,80km²

Avg depth

15,7m

Volume

263,870km³

Watershed

2 189km²

Shoreline

47,0km

Shore dev. idx

3,23

Residence time

117days

Elevation

170m

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