Ontologia

HydroLAKES lake · #158689

Näfssjön

Natural lakeSwedenEurope 57 m

Surface area

3km²

Avg depth

5,8m

Volume

17,41km³

Shoreline

27,9km

Administrative coverage

Parent watershed

hybas-2080031960523 km² · upstream 15124 km²

1 dept-equivalent regions (GADM L2)

  • Finspång
    Östergötland · Sweden
    3.02 km²
    100.0% of lake

1 intersecting protected areas

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

Species present

1 452 distinct species · 3 885 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 885 obs · 1 cellules
Obs. / cellule
≥ 3 885
3 885–3 884
3 885–3 884
3 885–3 884
< 3 885

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

Ecological tissue

Sample of 36 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 Näfssjön : 26 espèces reliées par 68 interactions GloBI sur 6 types (connectance 9.7%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
68
Connectance
0.097
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

3,00km²

Avg depth

5,8m

Volume

17,410km³

Watershed

57km²

Shoreline

27,9km

Shore dev. idx

4,54

Residence time

693days

Elevation

57m

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