Ontologia

HydroLAKES lake · #154934

Draggen

Natural lakeSwedenEurope 303 m

Surface area

2,07km²

Avg depth

4,2m

Volume

8,71km³

Shoreline

7km

Administrative coverage

Parent watershed

hybas-20802227001041 km² · upstream 1041 km²

2 dept-equivalent regions (GADM L2)

  • Orsa
    Dalarna · Sweden
    1.92 km²
    92.3% of lake
  • Rättvik
    Dalarna · Sweden
    0.16 km²
    7.7% of lake

1 intersecting protected areas

  • Nature conservation agreement, Swedish Forest Agency

    0.00 km² overlap

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

Species present

479 distinct species · 6 164 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 164 obs · 1 cellules
Obs. / cellule
≥ 6 164
6 164–6 163
6 164–6 163
6 164–6 163
< 6 164

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 Draggen : 18 espèces reliées par 28 interactions GloBI sur 4 types (connectance 9.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
28
Connectance
0.093
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

2,07km²

Avg depth

4,2m

Volume

8,710km³

Watershed

28km²

Shoreline

7,0km

Shore dev. idx

1,38

Residence time

334days

Elevation

303m

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