Ontologia

HydroLAKES lake · #158572

Hålvättern

Natural lakeSwedenEurope 46 m

Surface area

1,87km²

Avg depth

5,9m

Volume

11,05km³

Shoreline

12,5km

Administrative coverage

Parent watershed

hybas-20800319003892 km² · upstream 3892 km²

1 dept-equivalent regions (GADM L2)

  • Katrineholm
    Södermanland · Sweden
    1.88 km²
    100.0% of lake

2 intersecting protected areas

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

Species present

2 042 distinct species · 14 487 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 487 obs · 1 cellules
Obs. / cellule
≥ 14 487
14 487–14 486
14 487–14 486
14 487–14 486
< 14 487

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

Ecological tissue

Sample of 35 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 Hålvättern : 28 espèces reliées par 59 interactions GloBI sur 8 types (connectance 9.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
59
Connectance
0.099
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

1,87km²

Avg depth

5,9m

Volume

11,050km³

Watershed

17km²

Shoreline

12,5km

Shore dev. idx

2,59

Residence time

1 142days

Elevation

46m

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