Ontologia

Commune · TCD

Biramanda

Chad

AwTropical, savannah(100 %)

Species observed

0

Observations

0

Area

167,2km²

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

0 distinct species · 0 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

0 obs · 0 cellules

Aucune observation géoréférencée précise (<10 km) dans ce territoire.

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

26,7°C

Annual rain

1 092mm

Warmest m°

37,4°C

Coldest m°

17,4°C

Elevation: 472 m on average (min 387 m, max 548 m)

Bioclimatic detailsExpert
Annual mean temp.
26,7°C
Annual rain
1 092mm
Warmest month
37,4°C
Coldest month
17,4°C
Mean alt.
472m
Min
387m
Max
548m
Std. dev.
52m
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

6,3

Org. C

10,0g/kg

Clay

23,4%

Sand

49,6%

Silt

27,0%

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

Dominant lithology: ssGLiMaggregated to Lac Wey

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
14,1g/kg
Clay
21,8%
Sand
50,5%
Silt
27,7%
5–15 cm
pH H₂O
6,3
Org. C
9,9g/kg
Clay
22,3%
Sand
50,5%
Silt
27,2%
15–30 cm
pH H₂O
6,3
Org. C
6,0g/kg
Clay
26,1%
Sand
47,8%
Silt
26,1%

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

Land cover

Forest6.5%
Crops41.3%
Built-up0.4%
Bare soil2.7%
Other (grassland, water…)49.2%

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

Hydrology4 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

19,9km

Basins crossed

4

Max stream order

2

Max drainage

58 634km²

Discharge in basins

10,5m³/s

Mean precip.

998mm/an

Mean T°

27,5°C

Moisture idx

-0,50

Mean runoff

508mm/an

Mean elev. (basins)

386m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Built-up

38,9%

Pesticides

0,2kg/km²

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