Ontologia

Commune · AGO

Bula-Atumba

Angola

AwTropical, savannah(100 %)

Species observed

36

Observations

40

Area

956,5km²

Ecological tissue

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

Species present

36 distinct species · 40 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

40 obs · 6 cellules
Obs. / cellule
≥ 11
11–10
11–10
9–10
< 9

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

Climate

Mean T°

22,5°C

Annual rain

1 517mm

Warmest m°

29,2°C

Coldest m°

15,2°C

Elevation: 712 m on average (min 287 m, max 951 m)

Bioclimatic detailsExpert
Annual mean temp.
22,5°C
Annual rain
1 517mm
Warmest month
29,2°C
Coldest month
15,2°C
Mean alt.
712m
Min
287m
Max
951m
Std. dev.
148m
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

5,5

Org. C

21,9g/kg

Clay

36,0%

Sand

45,3%

Silt

18,8%

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

Dominant lithology: mtGLiMaggregated to Bula Atumba

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
30,7g/kg
Clay
35,3%
Sand
46,1%
Silt
18,6%
5–15 cm
pH H₂O
5,5
Org. C
22,2g/kg
Clay
35,9%
Sand
45,5%
Silt
18,7%
15–30 cm
pH H₂O
5,4
Org. C
12,9g/kg
Clay
36,7%
Sand
44,3%
Silt
19,0%

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

Land cover

Forest65.9%
Crops0.6%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)33.4%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,0km

Basins crossed

2

Max stream order

3

Max drainage

5 291km²

Discharge in basins

23,0m³/s

Mean precip.

1 029mm/an

Mean T°

23,4°C

Moisture idx

-0,36

Mean runoff

248mm/an

Mean elev. (basins)

708m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Built-up

5,9%

Pesticides

0,0kg/km²

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