Ontologia

HydroLAKES lake · #159184

Tronstadvann

Natural lakeNorwayEurope 47 m

Surface area

2,08km²

Avg depth

15m

Volume

31,25km³

Shoreline

14,5km

Administrative coverage

Parent watershed

hybas-2080033900589 km² · upstream 589 km²

2 dept-equivalent regions (GADM L2)

  • Songdalen
    Vest-Agder · Norway
    1.61 km²
    76.9% of lake
  • Søgne
    Vest-Agder · Norway
    0.48 km²
    23.1% of lake

1 intersecting protected areas

  • Myran

    IUCN Ia

    Nature Reserve

    0.00 km² overlap

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

Species present

935 distinct species · 6 905 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 905 obs · 1 cellules
Obs. / cellule
≥ 6 905
6 905–6 904
6 905–6 904
6 905–6 904
< 6 905

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

Ecological tissue

Sample of 43 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 Tronstadvann : 34 espèces reliées par 115 interactions GloBI sur 6 types (connectance 12.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
115
Connectance
0.127
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

2,08km²

Avg depth

15,0m

Volume

31,250km³

Watershed

48km²

Shoreline

14,5km

Shore dev. idx

2,83

Residence time

178days

Elevation

47m

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