Ontologia

HydroLAKES lake · #16335

Kwena Dam

ReservoirSouth AfricaAfrica 1184 m

Surface area

12,02km²

Avg depth

13,9m

Volume

167km³

Shoreline

21,5km

Administrative coverage

Parent watershed

hybas-10815940001527 km² · upstream 1527 km²

1 dept-equivalent regions (GADM L2)

  • Ehlanzeni
    Mpumalanga · South Africa
    11.99 km²
    100.0% of lake

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

Species present

1 007 distinct species · 5 425 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 425 obs · 1 cellules
Obs. / cellule
≥ 5 425
5 425–5 424
5 425–5 424
5 425–5 424
< 5 425

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

Ecological tissue

Sample of 38 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 Kwena Dam : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 4 types (connectance 4.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
31
Connectance
0.044
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

12,02km²

Avg depth

13,9m

Volume

167,000km³

Watershed

965km²

Shoreline

21,5km

Shore dev. idx

1,75

Residence time

502days

Elevation

1 184m

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