HydroLAKES lake · #158634
Svart
Surface area
1,88km²
Avg depth
9m
Volume
16,9km³
Shoreline
13,5km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- GjerstadAust-Agder · Norway1.89 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
644 distinct species · 1 809 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Svart : 34 espèces reliées par 87 interactions GloBI sur 6 types (connectance 11.7%, filtre Serrano α=0.2). 5 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
1,88km²
Avg depth
9,0m
Volume
16,900km³
Watershed
14km²
Shoreline
13,5km
Shore dev. idx
2,78
Residence time
535days
Elevation
97m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.