Ontologia

HydroLAKES lake · #183967

Knellpoort Dam

ReservoirSouth AfricaAfrica 1446 m

Surface area

6,15km²

Avg depth

22,3m

Volume

136,9km³

Shoreline

17,1km

Administrative coverage

Parent watershed

hybas-1081634450798 km² · upstream 798 km²

1 dept-equivalent regions (GADM L2)

  • Xhariep
    Free State · South Africa
    6.15 km²
    100.0% of lake

Computed live · HydroLAKES × GADM × WDPA · cached after first hit.

Species present

195 distinct species · 1 867 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 867 obs · 1 cellules
Obs. / cellule
≥ 1 867
1 867–1 866
1 867–1 866
1 867–1 866
< 1 867

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 32 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Knellpoort Dam : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 5.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
25
Connectance
0.050
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Lake statistics (HydroLAKES)

Surface

6,15km²

Avg depth

22,3m

Volume

136,900km³

Watershed

781km²

Shoreline

17,1km

Shore dev. idx

1,94

Residence time

5 178days

Elevation

1 446m

HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.