Ontologia

HydroLAKES lake · #12910

Farrisvatnet

Natural lakeNorwayEurope 25 m

Surface area

21,63km²

Avg depth

45,5m

Volume

985,09km³

Shoreline

107,2km

Administrative coverage

Parent watershed

hybas-2080033750495 km² · upstream 495 km²

3 dept-equivalent regions (GADM L2)

  • Larvik
    Vestfold · Norway
    20.77 km²
    95.5% of lake
  • Siljan
    Telemark · Norway
    0.87 km²
    4.0% of lake
  • Porsgrunn
    Telemark · Norway
    0.11 km²
    0.5% of lake

4 intersecting protected areas

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

Species present

1 571 distinct species · 4 331 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 331 obs · 1 cellules
Obs. / cellule
≥ 4 331
4 331–4 330
4 331–4 330
4 331–4 330
< 4 331

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

Ecological tissue

Sample of 39 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 Farrisvatnet : 29 espèces reliées par 78 interactions GloBI sur 7 types (connectance 10.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
78
Connectance
0.105
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

21,63km²

Avg depth

45,5m

Volume

985,090km³

Watershed

493km²

Shoreline

107,2km

Shore dev. idx

6,50

Residence time

1 053days

Elevation

25m

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