HydroLAKES lake · #183635
Vaalhartsdam
Surface area
4,9km²
Avg depth
13,6m
Volume
66,7km³
Shoreline
27,6km
Administrative coverage
2 dept-equivalent regions (GADM L2)
- Frances BaardNorthern Cape · South Africa3.83 km²78.3% of lake
- Dr Ruth Segomotsi MompatiNorth West · South Africa1.06 km²21.7% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
171 distinct species · 844 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Vaalhartsdam : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 3 types (connectance 5.9%, filtre Serrano α=0.2). 6 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
4,90km²
Avg depth
13,6m
Volume
66,700km³
Watershed
112 552km²
Shoreline
27,6km
Shore dev. idx
3,51
Residence time
7days
Elevation
1 193m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.