Commune · TCD
Doudeye
Chad
Species observed
31
Observations
54
Area
9 895,9km²
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
31 distinct species · 54 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
27,5°C
Annual rain
726mm
Warmest m°
39,3°C
Coldest m°
17,9°C
Elevation: 476 m on average (min 439 m, max 580 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
6,5
Org. C
8,6g/kg
Clay
26,4%
Sand
45,0%
Silt
28,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Haraze Mangueigne
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)
Hydrology26 basins · 0 lakes · 22 rivers
Hydrology metrics for this exact territory
Stream length here
630,4km
Basins crossed
26
Max stream order
6
Max drainage
10 836km²
Discharge in basins
60,6m³/s
Mean precip.
746mm/an
Mean T°
27,0°C
Moisture idx
-0,66
Mean runoff
25mm/an
Mean elev. (basins)
482m
Watersheds crossing here
- Bassin de Ouadi Séïfousub-area1 331,7 km²overlap1326.40 km²13%
- Bassin de Ouadi Dortisub-area1 703,1 km²overlap1240.71 km²13%
- Bassin de Bahr Nzilisub-area1 339,7 km²overlap941.40 km²10%
- Basin #99570sub-area1 391,1 km²overlap612.17 km²6%
- Bassin de Didosub-area729 km²overlap609.62 km²6%
- Bassin de Alrsub-area2 205 km²overlap588.60 km²6%
- Bassin de Koubo Agayasub-area1 806,1 km²overlap405.77 km²4%
- Bassin de Ouadi Takabalésub-area424,9 km²overlap376.19 km²4%
- Basin #66360sub-area1 065,1 km²overlap369.91 km²4%
17 more basinssorted by overlap
- Bassin de Ouadi Séïfousub-area445 km²overlap364.32 km²4%
- Basin #69540sub-area363,3 km²overlap361.87 km²4%
- Basin #99560sub-area1 026,3 km²overlap350.10 km²4%
- Basin #66190sub-area690,3 km²overlap339.65 km²3%
- Bassin de Ouadi Sifairsub-area988,2 km²overlap335.70 km²3%
- Bassin de Ouadi Sanioumasub-area1 027,2 km²overlap334.01 km²3%
- Bassin de Ouadi Kodesub-area847,3 km²overlap250.32 km²3%
- Basin #71450sub-area712,2 km²overlap244.88 km²2%
- Bassin de Bahr Nzilisub-area290 km²overlap238.60 km²2%
- Bassin de Ouadi Takabalésub-area191,9 km²overlap191.15 km²2%
- Bassin de Ouadi Sanioumasub-area184,2 km²overlap183.46 km²2%
- Basin #71260sub-area81,1 km²overlap80.83 km²1%
- Bassin de Ouadi Morosub-area1 481,9 km²overlap49.72 km²1%
- Bassin de Aoukalésub-area515,5 km²overlap44.53 km²0%
- Basin #56410sub-area373,6 km²overlap29.09 km²0%
- Basin #12400sub-area2 387 km²overlap13.89 km²0%
- Bassin de Ouadi Gabasoursub-area338,4 km²overlap11.95 km²0%
Rivers / streams (22, ord ≥ 4)
- Ouadi Séïfouord 6len here116.16 km85%total137 km
- Koubo Abchiganord 5len here62.46 km100%total63 km
- Ouadi Dortiord 3len here55.52 km90%total62 km
- Ouadi Takabaléord 5len here47.48 km100%total48 km
- Ouadi Kodeord 3len here45.69 km50%total92 km
- Ouadi Sanioumaord 5len here43.99 km60%total74 km
- Bahr Nziliord 6len here37.53 km24%total159 km
- Ouadi Manianguiaord 4len here34.68 km67%total52 km
- Ouadi Takéramord 3len here34.22 km92%total37 km
- Ouadi Aboundourouord 4len here31.28 km56%total56 km
- Ouadi Sifairord 3len here28.43 km44%total64 km
- Ouadi Andjoulouléord 5len here23.02 km100%total23 km
10 more river segmentssorted by Strahler order + length
- Ouadi Adimaord 4len here20.96 km100%total21 km
- Ouadi Djindjéord 3len here14.05 km100%total14 km
- Ouadi Belkiord 2len here9.29 km100%total9 km
- Ouadi Maloaord 2len here7.61 km100%total8 km
- Ouadi Maïkatirord 1len here7.33 km100%total7 km
- Didoord 6len here6.46 km20%total33 km
- Ouadi Biriord 2len here1.88 km4%total44 km
- Ouadi Ganayord 2len here1.81 km16%total11 km
- Ouadi Tanièrtaord 2len here0.39 km5%total7 km
- Ouadi Bédangaord 1len here0.14 km1%total28 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
0,1%
Pesticides
0,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)