Ontologia

Subdivision · SEN

Bignaraby

Senegal

AwTropical, savannah(100 %)

Species observed

1

Observations

1

Area

334,1km²

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

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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

Climate

Mean T°

28,3°C

Annual rain

1 015mm

Warmest m°

38,8°C

Coldest m°

18,8°C

Elevation: 36 m on average (min 8 m, max 54 m)

Bioclimatic detailsExpert
Annual mean temp.
28,3°C
Annual rain
1 015mm
Warmest month
38,8°C
Coldest month
18,8°C
Mean alt.
36m
Min
8m
Max
54m
Std. dev.
13m
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

5,6

Org. C

14,4g/kg

Clay

23,3%

Sand

51,2%

Silt

25,5%

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

Dominant lithology: ssGLiMaggregated to Médina Yoro Foula

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
18,6g/kg
Clay
20,9%
Sand
51,8%
Silt
27,3%
5–15 cm
pH H₂O
5,6
Org. C
16,1g/kg
Clay
21,8%
Sand
53,1%
Silt
25,2%
15–30 cm
pH H₂O
5,5
Org. C
8,4g/kg
Clay
27,2%
Sand
48,8%
Silt
24,0%

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

Land cover

Forest33.8%
Crops5.7%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)60.2%

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

Hydrology5 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

27,5km

Basins crossed

5

Max stream order

5

Max drainage

5 872km²

Discharge in basins

4,9m³/s

Mean precip.

988mm/an

Mean T°

27,1°C

Moisture idx

-0,51

Mean runoff

131mm/an

Mean elev. (basins)

45m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

10,9%

Pesticides

1,1kg/km²

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

Protected areas2

IUCN Not Reported · 2

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN