Ontologia

HydroLAKES lake · #158229

Gjuvvatnet

Natural lakeNorwayEurope 950 m

Surface area

1,09km²

Avg depth

15,9m

Volume

17,34km³

Shoreline

5,8km

Administrative coverage

Parent watershed

hybas-20800339901451 km² · upstream 1451 km²

2 dept-equivalent regions (GADM L2)

  • Valle
    Aust-Agder · Norway
    1.09 km²
    99.5% of lake
  • Sirdal
    Vest-Agder · Norway
    0.01 km²
    0.5% of lake

2 intersecting protected areas

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

Species present

182 distinct species · 884 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

884 obs · 1 cellules
Obs. / cellule
≥ 884
884–883
884–883
884–883
< 884

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

Ecological tissue

Sample of 28 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 Gjuvvatnet : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 2 types (connectance 14.0%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
53
Connectance
0.140
Patrimoniales
2
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

1,09km²

Avg depth

15,9m

Volume

17,340km³

Watershed

95km²

Shoreline

5,8km

Shore dev. idx

1,57

Residence time

51days

Elevation

950m

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