Ontologia

Commune · TCD

Amdobak

Chad

BWhArid, desert, hot(100 %)

Species observed

15

Observations

16

Area

849,4km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

15 distinct species · 16 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 obs · 3 cellules
Obs. / cellule
≥ 13
13–12
13–12
2–12
< 2

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

28,5°C

Annual rain

310mm

Warmest m°

40,6°C

Coldest m°

15,2°C

Elevation: 293 m on average (min 285 m, max 300 m)

Bioclimatic detailsExpert
Annual mean temp.
28,5°C
Annual rain
310mm
Warmest month
40,6°C
Coldest month
15,2°C
Mean alt.
293m
Min
285m
Max
300m
Std. dev.
2m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,4

Org. C

6,0g/kg

Clay

33,4%

Sand

42,3%

Silt

24,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Kanem

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
5,5g/kg
Clay
31,7%
Sand
43,4%
Silt
24,9%
5–15 cm
pH H₂O
7,4
Org. C
4,8g/kg
Clay
32,9%
Sand
42,7%
Silt
24,3%
15–30 cm
pH H₂O
7,4
Org. C
7,5g/kg
Clay
35,6%
Sand
40,7%
Silt
23,7%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest3.4%
Crops25.4%
Built-up0.1%
Bare soil5.3%
Other (grassland, water…)65.8%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology6 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

50,6km

Basins crossed

6

Max stream order

4

Max drainage

6 419km²

Discharge in basins

0,2m³/s

Mean precip.

340mm/an

Mean T°

29,6°C

Moisture idx

-0,84

Mean runoff

11mm/an

Mean elev. (basins)

294m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Built-up

13,4%

Pesticides

0,1kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)