Ontologia

Department · GAB

Sébé-Brikolo

Gabon

AwTropical, savannah(99 %)

Species observed

720

Observations

3 934

Area

9 107,8km²

Ecological tissue

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

Species present

720 distinct species · 3 934 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 934 obs · 80 cellules
Obs. / cellule
≥ 502
149–501
51–148
12–50
< 12

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

Climate

Mean T°

24,4°C

Annual rain

1 882mm

Warmest m°

29,8°C

Coldest m°

20,4°C

Elevation: 429 m on average (min 288 m, max 670 m)

Bioclimatic detailsExpert
Annual mean temp.
24,4°C
Annual rain
1 882mm
Warmest month
29,8°C
Coldest month
20,4°C
Mean alt.
429m
Min
288m
Max
670m
Std. dev.
77m
Köppen-Geiger (dominant)
AwTropical, savannah(99 %)Tropical

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

Soil & lithology

pH H₂O

4,8

Org. C

27,5g/kg

Clay

42,2%

Sand

40,5%

Silt

17,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
38,9g/kg
Clay
40,0%
Sand
42,3%
Silt
17,7%
5–15 cm
pH H₂O
4,8
Org. C
28,4g/kg
Clay
41,2%
Sand
41,4%
Silt
17,5%
15–30 cm
pH H₂O
4,8
Org. C
15,3g/kg
Clay
45,6%
Sand
37,9%
Silt
16,5%

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

Land cover

Forest98.0%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)1.9%

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

Hydrology30 basins · 2 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

398,7km

Lake surface here

0,37km²

Basins crossed

30

Max stream order

6

Max drainage

32 652km²

Discharge in basins

858,9m³/s

Mean precip.

1 714mm/an

Mean T°

24,3°C

Moisture idx

0,08

Mean runoff

743mm/an

Mean elev. (basins)

449m

Watersheds crossing here

21 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,6%

Pesticides

21,3kg/km²

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