Niger-Niandan-Milo
IUCN IVWetland of International Importance (Ramsar Site) · 2002
13 990 km²
Commune · GIN
Doura
Guinea
AwTropical, savannah(100 %)
Species observed
26
Observations
48
Area
719,5km²
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
26 distinct species · 48 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,5°C
Annual rain
1 337mm
Warmest m°
37,2°C
Coldest m°
17,5°C
Elevation: 404 m on average (min 353 m, max 578 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,5°C
Annual rain
1 337mm
Warmest month
37,2°C
Coldest month
17,5°C
Mean alt.
404m
Min
353m
Max
578m
Std. dev.
33m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,8
Org. C
15,5g/kg
Clay
28,3%
Sand
42,4%
Silt
29,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: vbGLiMaggregated to Kouroussa
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
21,3g/kg
Clay
26,0%
Sand
43,9%
Silt
30,1%
5–15 cm
pH H₂O
5,8
Org. C
16,4g/kg
Clay
27,6%
Sand
42,8%
Silt
29,6%
15–30 cm
pH H₂O
5,8
Org. C
8,6g/kg
Clay
31,1%
Sand
40,5%
Silt
28,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest24.3%
Crops6.3%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)69.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
63,0km
Basins crossed
7
Max stream order
6
Max drainage
33 291km²
Discharge in basins
246,5m³/s
Mean precip.
1 440mm/an
Mean T°
25,9°C
Moisture idx
-0,31
Mean runoff
344mm/an
Mean elev. (basins)
408m
Watersheds crossing here
- Bassin du Nigersub-area765,6 km²overlap418.26 km²58%
- Bassin du Nigersub-area320,9 km²overlap172.22 km²24%
- Bassin de maninkösub-area411 km²overlap55.46 km²8%
- Bassin de Wounounsub-area459,1 km²overlap51.28 km²7%
- Bassin du Nigersub-area625,8 km²overlap12.65 km²2%
- Bassin de Farakobasub-area1 800,6 km²overlap5.79 km²1%
- Bassin du Nigersub-area335,7 km²overlap3.82 km²1%
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
11,7%
Pesticides
0,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN