HydroLAKES lake · #157852
Gjølsjøen
Surface area
1,01km²
Avg depth
2,9m
Volume
2,96km³
Shoreline
11,4km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- MarkerÃstfold · Norway1.02 km²100.0% of lake
2 intersecting protected areas
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
1 457 distinct species · 23 272 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Gjølsjøen : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 108 interactions GloBI sur 6 types (connectance 19.3%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
1,01km²
Avg depth
2,9m
Volume
2,960km³
Watershed
28km²
Shoreline
11,4km
Shore dev. idx
3,19
Residence time
85days
Elevation
117m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.