Commune · ZAF
Ratlou
South Africa
Species observed
809
Observations
19 908
Area
4 883,7km²
Ecological tissue
Sample of 17 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).
Indicateurs du tissu écologique
Tissu écologique de Ratlou : 13 espèces reliées par 15 interactions GloBI sur 3 types (connectance 11.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
809 distinct species · 19 908 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,7°C
Annual rain
469mm
Warmest m°
30,2°C
Coldest m°
3,0°C
Elevation: 1 223 m on average (min 1 089 m, max 1 381 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
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
5,5g/kg
Clay
15,5%
Sand
76,6%
Silt
7,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Ngaka Modiri Molema
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology15 basins · 19 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
423,5km
Lake surface here
7,53km²
Basins crossed
15
Max stream order
6
Max drainage
13 591km²
Discharge in basins
4,3m³/s
Mean precip.
484mm/an
Mean T°
18,5°C
Moisture idx
-0,71
Mean runoff
8mm/an
Mean elev. (basins)
1 243m
Watersheds crossing here
- Bassin de Moloposub-area1 386,7 km²overlap839.58 km²17%
- Bassin de Setlagolesub-area1 008,8 km²overlap797.23 km²16%
- Bassin de Mareetsanesub-area870,3 km²overlap592.41 km²12%
- Bassin de Setlagolesub-area821,2 km²overlap572.30 km²12%
- Bassin de Mareetsanesub-area846,5 km²overlap552.43 km²11%
- Bassin de Moloposub-area1 516 km²overlap349.09 km²7%
- Bassin de Moloposub-area420,8 km²overlap301.03 km²6%
- Bassin de Setlagolesub-area315 km²overlap251.37 km²5%
- Bassin de Setlagolesub-area153,9 km²overlap153.64 km²3%
6 more basinssorted by overlap
- Bassin de Setlagolesub-area143,2 km²overlap142.97 km²3%
- Bassin de Setlagolesub-area479,1 km²overlap138.59 km²3%
- Bassin de Moloposub-area1 136,9 km²overlap100.29 km²2%
- Bassin de Mareetsanesub-area36 km²overlap35.95 km²1%
- Basin #09290sub-area1 250,9 km²overlap30.44 km²1%
- Bassin de Ramatlabamasub-area1 433,8 km²overlap26.33 km²1%
Lakes (19, top by area)
- Disaneng Damarea3,1 km²avg depth2.9 m
- Madibogopanarea1 km²avg depth1.8 m
- Lac 1418967area0,9 km²avg depth3.5 m
- Lac 1419185area0,8 km²avg depth2.4 m
- Lac 1418777area0,7 km²avg depth2.9 m
- Lac 1419066area0,6 km²avg depth2.8 m
- Lac 1419026area0,6 km²avg depth2.9 m
- Lac 1419103area0,4 km²avg depth2.6 m
- Lac 1418779area0,3 km²avg depth2.7 m
10 more lakes
- Lac 1419111area0,2 km²avg depth2.2 m
- Lac 1419324area0,2 km²avg depth2.0 m
- Lac 1418876area0,2 km²avg depth2.9 m
- Lac 1419304area0,2 km²avg depth1.9 m
- Lac 1418800area0,2 km²avg depth2.9 m
- Lac 1418773area0,2 km²avg depth1.9 m
- Lac 1419086area0,1 km²avg depth2.9 m
- Lac 1419097area0,1 km²avg depth1.7 m
- Lac 1418797area0,1 km²avg depth2.2 m
- Lac 1419217area0,1 km²avg depth2.0 m
Rivers / streams (7, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
30,2%
Pesticides
27,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)