Ontologia

Subdivision · SEN

Merina Dakhar

Senegal

BShArid, steppe, hot(100 %)

Species observed

14

Observations

17

Area

295,9km²

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

14 distinct species · 17 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

17 obs · 5 cellules
Obs. / cellule
≥ 8
8–7
4–7
3–3
< 3

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

Climate

Mean T°

26,2°C

Annual rain

415mm

Warmest m°

34,6°C

Coldest m°

16,9°C

Elevation: 33 m on average (min 22 m, max 41 m)

Bioclimatic detailsExpert
Annual mean temp.
26,2°C
Annual rain
415mm
Warmest month
34,6°C
Coldest month
16,9°C
Mean alt.
33m
Min
22m
Max
41m
Std. dev.
5m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

6,5

Org. C

5,8g/kg

Clay

13,1%

Sand

77,6%

Silt

9,3%

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

Dominant lithology: suGLiMaggregated to Tivaouane

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
6,3g/kg
Clay
14,0%
Sand
76,5%
Silt
9,5%
5–15 cm
pH H₂O
6,5
Org. C
5,4g/kg
Clay
12,2%
Sand
78,6%
Silt
9,2%
15–30 cm
pH H₂O
6,3
Org. C
5,6g/kg
Clay
13,1%
Sand
77,7%
Silt
9,2%

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

Land cover

Forest4.1%
Crops43.6%
Built-up0.7%
Bare soil0.3%
Other (grassland, water…)51.3%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

7 572km²

Mean precip.

466mm/an

Mean T°

25,9°C

Moisture idx

-0,75

Mean runoff

14mm/an

Mean elev. (basins)

38m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,4nW

Built-up

65,5%

Pesticides

2,1kg/km²

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