Ontologia

HydroLAKES lake · #154290

Gjerlands-Isvatnet

Natural lakeNorwayEurope 931 m

Surface area

1,95km²

Avg depth

29,1m

Volume

56,87km³

Shoreline

6,6km

Administrative coverage

Parent watershed

hybas-20800352007433 km² · upstream 7433 km²

1 dept-equivalent regions (GADM L2)

  • Førde
    Sogn og Fjordane · Norway
    1.96 km²
    100.0% of lake

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

Species present

66 distinct species · 134 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

134 obs · 1 cellules
Obs. / cellule
≥ 134
134–133
134–133
134–133
< 134

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

Ecological tissue

Sample of 13 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 Gjerlands-Isvatnet : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 15.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
16
Connectance
0.152
Patrimoniales
1
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

1,95km²

Avg depth

29,1m

Volume

56,870km³

Watershed

10km²

Shoreline

6,6km

Shore dev. idx

1,34

Residence time

1 070days

Elevation

931m

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