Ontologia

HydroLAKES lake · #158874

Skjerkavatn

Lake controlNorwayEurope 259 m

Surface area

3,81km²

Avg depth

5m

Volume

19km³

Shoreline

24,8km

Administrative coverage

Parent watershed

hybas-20800339301802 km² · upstream 1802 km²

1 dept-equivalent regions (GADM L2)

  • Åseral
    Vest-Agder · Norway
    3.83 km²
    100.0% of lake

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

Species present

593 distinct species · 8 260 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 260 obs · 1 cellules
Obs. / cellule
≥ 8 260
8 260–8 259
8 260–8 259
8 260–8 259
< 8 260

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

Ecological tissue

Sample of 38 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 Skjerkavatn : 26 espèces reliées par 97 interactions GloBI sur 6 types (connectance 13.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
97
Connectance
0.138
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

3,81km²

Avg depth

5,0m

Volume

19,000km³

Watershed

1 009km²

Shoreline

24,8km

Shore dev. idx

3,58

Residence time

5days

Elevation

259m

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