Ontologia

Subdivision · SEN

Bona

Senegal

AwTropical, savannah(100 %)

Species observed

6

Observations

8

Area

207,7km²

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

6 distinct species · 8 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 obs · 3 cellules
Obs. / cellule
≥ 5
5–4
5–4
2–4
< 2

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

Climate

Mean T°

27,4°C

Annual rain

982mm

Warmest m°

37,0°C

Coldest m°

18,2°C

Elevation: 24 m on average (min 2 m, max 41 m)

Bioclimatic detailsExpert
Annual mean temp.
27,4°C
Annual rain
982mm
Warmest month
37,0°C
Coldest month
18,2°C
Mean alt.
24m
Min
2m
Max
41m
Std. dev.
11m
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

5,2

Org. C

19,4g/kg

Clay

30,3%

Sand

42,0%

Silt

27,7%

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

Dominant lithology: suGLiMaggregated to Bounkiling

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
25,6g/kg
Clay
31,9%
Sand
39,7%
Silt
28,4%
5–15 cm
pH H₂O
5,2
Org. C
20,5g/kg
Clay
30,4%
Sand
42,3%
Silt
27,3%
15–30 cm
pH H₂O
5,1
Org. C
12,1g/kg
Clay
28,5%
Sand
44,1%
Silt
27,4%

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

Land cover

Forest35.9%
Crops8.8%
Built-up0.2%
Bare soil0.6%
Other (grassland, water…)54.5%

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

Hydrology4 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

18,9km

Basins crossed

4

Max stream order

4

Max drainage

3 921km²

Discharge in basins

4,5m³/s

Mean precip.

1 020mm/an

Mean T°

26,9°C

Moisture idx

-0,48

Mean runoff

245mm/an

Mean elev. (basins)

28m

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

Night light

0,0nW

Built-up

23,1%

Pesticides

2,1kg/km²

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