Nana-Barya
IUCN IVFaunal Reserve · 1953
2 314 km²
Commune · TCD
Gon
Chad
AwTropical, savannah(100 %)
Species observed
25
Observations
33
Area
452,7km²
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
25 distinct species · 33 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,4°C
Annual rain
1 182mm
Warmest m°
38,0°C
Coldest m°
20,0°C
Elevation: 401 m on average (min 378 m, max 427 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
27,4°C
Annual rain
1 182mm
Warmest month
38,0°C
Coldest month
20,0°C
Mean alt.
401m
Min
378m
Max
427m
Std. dev.
10m
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
6,0
Org. C
12,3g/kg
Clay
27,3%
Sand
49,6%
Silt
23,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Barh Sara
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
18,4g/kg
Clay
26,6%
Sand
50,4%
Silt
23,1%
5–15 cm
pH H₂O
6,0
Org. C
11,5g/kg
Clay
27,0%
Sand
50,0%
Silt
23,1%
15–30 cm
pH H₂O
6,0
Org. C
6,9g/kg
Clay
28,3%
Sand
48,5%
Silt
23,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest32.4%
Crops8.6%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)58.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
48,7km
Lake surface here
0,45km²
Basins crossed
3
Max stream order
5
Max drainage
69 990km²
Discharge in basins
38,1m³/s
Mean precip.
1 139mm/an
Mean T°
26,7°C
Moisture idx
-0,45
Mean runoff
160mm/an
Mean elev. (basins)
405m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
13,1%
Pesticides
0,2kg/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