Madikwe Nature Reserve
IUCN Not ReportedNature Reserve · 1994
543 km²
District · bwa
South-East
Botswana
BShArid, steppe, hot(100 %)
Species observed
1 119
Observations
35 169
Area
1 690,6km²
Ecological tissue
Sample of 18 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 South-East : 16 espèces reliées par 15 interactions GloBI sur 3 types (connectance 9.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
18
Interactions affichées
15
Connectance
0.098
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 119 distinct species · 35 169 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
19,8°C
Annual rain
495mm
Warmest m°
30,1°C
Coldest m°
5,5°C
Elevation: 1 137 m on average (min 955 m, max 1 416 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
19,8°C
Annual rain
495mm
Warmest month
30,1°C
Coldest month
5,5°C
Mean alt.
1 137m
Min
955m
Max
1 416m
Std. dev.
110m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,4
Org. C
6,4g/kg
Clay
19,4%
Sand
64,6%
Silt
16,0%
Average over 0-30 cm. Per-depth details in expert panel.
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
9,0g/kg
Clay
18,4%
Sand
65,3%
Silt
16,3%
5–15 cm
pH H₂O
6,4
Org. C
5,3g/kg
Clay
18,0%
Sand
65,9%
Silt
16,1%
15–30 cm
pH H₂O
6,5
Org. C
4,8g/kg
Clay
22,0%
Sand
62,5%
Silt
15,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.8%
Crops12.4%
Built-up0.8%
Bare soil2.8%
Other (grassland, water…)70.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 5 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
88,2km
Lake surface here
16,48km²
Basins crossed
7
Max stream order
5
Max drainage
11 988km²
Discharge in basins
0,8m³/s
Mean precip.
485mm/an
Mean T°
19,1°C
Moisture idx
-0,71
Mean runoff
7mm/an
Mean elev. (basins)
1 159m
Watersheds crossing here
- Bassin de Nnywane Riversub-area2 263,4 km²overlap623.06 km²37%
- Bassin de Notwane Riversub-area1 377,8 km²overlap558.35 km²33%
- Bassin de Notwane Riversub-area1 556,1 km²overlap348.90 km²21%
- Basin #92150sub-area966,6 km²overlap143.24 km²8%
- Bassin de Marico Riversub-area415,5 km²overlap12.82 km²1%
- Bassin de Moloposub-area1 146,9 km²overlap3.45 km²0%
- Bassin de Notwane Riversub-area857,5 km²overlap0.74 km²0%
Lakes (5, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,7nW
Built-up
83,1%
Pesticides
0,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1📍 Point sites · 2
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN