Ganspan Waterfowl Nature Reserve
IUCN Not ReportedNature Reserve · 1978
2 km²
Commune · ZAF
Phokwane
South Africa
BShArid, steppe, hot(96 %)
Species observed
577
Observations
21 548
Area
833,9km²
Ecological tissue
Sample of 22 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 Phokwane : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
23
Interactions affichées
16
Connectance
0.063
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
577 distinct species · 21 548 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,4°C
Annual rain
456mm
Warmest m°
31,8°C
Coldest m°
3,2°C
Elevation: 1 155 m on average (min 1 055 m, max 1 297 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,4°C
Annual rain
456mm
Warmest month
31,8°C
Coldest month
3,2°C
Mean alt.
1 155m
Min
1 055m
Max
1 297m
Std. dev.
75m
Köppen-Geiger (dominant)
BShArid, steppe, hot(96 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,1
Org. C
8,4g/kg
Clay
24,0%
Sand
60,6%
Silt
15,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: vbGLiMaggregated to Frances Baard
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,0
Org. C
12,0g/kg
Clay
22,3%
Sand
61,9%
Silt
15,7%
5–15 cm
pH H₂O
7,0
Org. C
6,9g/kg
Clay
22,5%
Sand
61,8%
Silt
15,7%
15–30 cm
pH H₂O
7,1
Org. C
6,3g/kg
Clay
27,1%
Sand
57,9%
Silt
15,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest8.0%
Crops33.2%
Built-up0.8%
Bare soil2.3%
Other (grassland, water…)55.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 1 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
83,7km
Lake surface here
0,66km²
Basins crossed
9
Max stream order
6
Max drainage
24 950km²
Discharge in basins
44,7m³/s
Mean precip.
453mm/an
Mean T°
18,1°C
Moisture idx
-0,73
Mean runoff
32mm/an
Mean elev. (basins)
1 189m
Watersheds crossing here
- Bassin de Harts Riversub-area720,8 km²overlap543.81 km²65%
- Bassin de Harts Riversub-area351,3 km²overlap134.60 km²16%
- Bassin de Vaal Riversub-area595,2 km²overlap61.72 km²7%
- Bassin de Harts Riversub-area390,7 km²overlap55.08 km²7%
- Bassin de Vaal Riversub-area231,4 km²overlap13.40 km²2%
- Bassin de Harts Riversub-area495,6 km²overlap9.44 km²1%
- Bassin de Harts Riversub-area78,2 km²overlap7.79 km²1%
- Bassin de Harts Riversub-area2 383,1 km²overlap7.30 km²1%
- Bassin de Harts Riversub-area1 km²overlap0.73 km²0%
Lakes (1, top by area)
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,6nW
Built-up
82,2%
Pesticides
40,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN