Ontologia

Commune · TCD

Bourou

Chad

AwTropical, savannah(100 %)

Species observed

2

Observations

48

Area

125,4km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 2 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bourou : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 distinct species · 48 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

48 obs · 1 cellules
Obs. / cellule
≥ 48
48–47
48–47
48–47
< 48

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

Climate

Mean T°

27,5°C

Annual rain

948mm

Warmest m°

38,5°C

Coldest m°

18,1°C

Elevation: 366 m on average (min 359 m, max 386 m)

Bioclimatic detailsExpert
Annual mean temp.
27,5°C
Annual rain
948mm
Warmest month
38,5°C
Coldest month
18,1°C
Mean alt.
366m
Min
359m
Max
386m
Std. dev.
5m
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

10,1g/kg

Clay

23,6%

Sand

49,1%

Silt

27,3%

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

Dominant lithology: ssGLiMaggregated to Ngourkosso

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
13,8g/kg
Clay
21,0%
Sand
50,8%
Silt
28,1%
5–15 cm
pH H₂O
6,3
Org. C
10,8g/kg
Clay
21,2%
Sand
50,9%
Silt
27,8%
15–30 cm
pH H₂O
6,3
Org. C
5,9g/kg
Clay
28,6%
Sand
45,5%
Silt
25,9%

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

Land cover

Forest4.0%
Crops44.5%
Built-up0.3%
Bare soil2.5%
Other (grassland, water…)48.6%

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

Hydrology1 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

15,7km

Lake surface here

0,12km²

Basins crossed

1

Max stream order

3

Max drainage

58 634km²

Discharge in basins

19,2m³/s

Mean precip.

976mm/an

Mean T°

27,6°C

Moisture idx

-0,52

Mean runoff

482mm/an

Mean elev. (basins)

374m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

32,2%

Pesticides

0,2kg/km²

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