Ontologia

HydroLAKES lake · #183160

Vaalkopdam

ReservoirSouth AfricaAfrica 985 m

Surface area

9,66km²

Avg depth

6m

Volume

58,3km³

Shoreline

39,2km

Administrative coverage

Parent watershed

hybas-10815920201570 km² · upstream 1570 km²

1 dept-equivalent regions (GADM L2)

  • Bojanala
    North West · South Africa
    9.64 km²
    100.0% of lake

1 intersecting protected areas

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

Species present

483 distinct species · 3 821 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 821 obs · 1 cellules
Obs. / cellule
≥ 3 821
3 821–3 820
3 821–3 820
3 821–3 820
< 3 821

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

Ecological tissue

Sample of 24 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 Vaalkopdam : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 6.9%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
19
Connectance
0.069
Patrimoniales
1
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

9,66km²

Avg depth

6,0m

Volume

58,300km³

Watershed

4 548km²

Shoreline

39,2km

Shore dev. idx

3,56

Residence time

334days

Elevation

985m

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