Ontologia

Department · SEN

Diourbel

Senegal

BShArid, steppe, hot(100 %)

Species observed

200

Observations

892

Area

1 300,9km²

Ecological tissue

Sample of 34 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Diourbel : 27 espèces reliées par 37 interactions GloBI sur 3 types (connectance 6.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
37
Connectance
0.066
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

200 distinct species · 892 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

892 obs · 24 cellules
Obs. / cellule
≥ 164
122–163
28–121
11–27
< 11

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

Climate

Mean T°

27,0°C

Annual rain

473mm

Warmest m°

36,6°C

Coldest m°

16,8°C

Elevation: 27 m on average (min 5 m, max 45 m)

Bioclimatic detailsExpert
Annual mean temp.
27,0°C
Annual rain
473mm
Warmest month
36,6°C
Coldest month
16,8°C
Mean alt.
27m
Min
5m
Max
45m
Std. dev.
9m
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

6,1

Org. C

6,7g/kg

Clay

11,3%

Sand

79,4%

Silt

9,3%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
8,1g/kg
Clay
11,4%
Sand
79,1%
Silt
9,5%
5–15 cm
pH H₂O
6,1
Org. C
6,5g/kg
Clay
10,4%
Sand
80,2%
Silt
9,3%
15–30 cm
pH H₂O
6,0
Org. C
5,5g/kg
Clay
12,0%
Sand
78,9%
Silt
9,1%

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

Land cover

Forest4.5%
Crops35.6%
Built-up0.8%
Bare soil0.3%
Other (grassland, water…)58.8%

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

Hydrology7 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

10,0km

Basins crossed

7

Max stream order

5

Max drainage

9 241km²

Discharge in basins

4,0m³/s

Mean precip.

522mm/an

Mean T°

27,0°C

Moisture idx

-0,75

Mean runoff

14mm/an

Mean elev. (basins)

34m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

0,3nW

Built-up

82,9%

Pesticides

2,0kg/km²

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

Sub-administrations11