HydroLAKES lake · #1678
Hendrik Verwoerd
Surface area
294,36km²
Avg depth
19,3m
Volume
5 673,8km³
Shoreline
432,6km
Administrative coverage
2 dept-equivalent regions (GADM L2)
2 intersecting protected areas
Oviston Nature Reserve
IUCN Not ReportedNature Reserve
156.59 km² overlap
Gariep Nature Reserve
IUCN Not ReportedNature Reserve
134.99 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
602 distinct species · 7 028 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 Hendrik Verwoerd : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 3 types (connectance 5.3%, 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
294,36km²
Avg depth
19,3m
Volume
5 673,800km³
Watershed
70 461km²
Shoreline
432,6km
Shore dev. idx
7,11
Residence time
395days
Elevation
1 259m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.