HydroLAKES lake · #184285
Grassridge Dam
Surface area
6,61km²
Avg depth
7,5m
Volume
49,6km³
Shoreline
14km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- Chris HaniEastern Cape · South Africa6.60 km²100.0% of lake
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
132 distinct species · 286 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Grassridge Dam : 20 espèces reliées par 20 interactions GloBI sur 3 types (connectance 6.7%, 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
6,61km²
Avg depth
7,5m
Volume
49,600km³
Watershed
4 398km²
Shoreline
14,0km
Shore dev. idx
1,53
Residence time
406days
Elevation
1 054m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.