Ontologia

Commune · AGO

Cassai

Angola

AwTropical, savannah(100 %)

Species observed

22

Observations

26

Area

3 992,8km²

Ecological tissue

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

Species present

22 distinct species · 26 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 obs · 13 cellules
Obs. / cellule
≥ 8
5–7
2–4
1–1
< 1

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

Climate

Mean T°

22,4°C

Annual rain

1 389mm

Warmest m°

32,0°C

Coldest m°

15,3°C

Elevation: 1 070 m on average (min 964 m, max 1 112 m)

Bioclimatic detailsExpert
Annual mean temp.
22,4°C
Annual rain
1 389mm
Warmest month
32,0°C
Coldest month
15,3°C
Mean alt.
1 070m
Min
964m
Max
1 112m
Std. dev.
28m
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

5,4

Org. C

13,2g/kg

Clay

23,6%

Sand

67,7%

Silt

8,7%

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

Dominant lithology: ssGLiMaggregated to Muconda

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
18,1g/kg
Clay
21,8%
Sand
69,4%
Silt
8,9%
5–15 cm
pH H₂O
5,4
Org. C
13,6g/kg
Clay
22,7%
Sand
68,6%
Silt
8,6%
15–30 cm
pH H₂O
5,4
Org. C
7,9g/kg
Clay
26,3%
Sand
65,2%
Silt
8,5%

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

Land cover

Forest55.0%
Crops0.6%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)44.4%

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

Hydrology12 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

467,4km

Basins crossed

12

Max stream order

6

Max drainage

27 601km²

Discharge in basins

232,2m³/s

Mean precip.

1 367mm/an

Mean T°

22,5°C

Moisture idx

-0,29

Mean runoff

254mm/an

Mean elev. (basins)

1 069m

Watersheds crossing here

3 more basins

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

Human pressure

Pop. density

0hab/km²

Built-up

0,6%

Pesticides

0,5kg/km²

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