Ontologia

Subdivision · SEN

Sakal

Senegal

BWhArid, desert, hot(100 %)

Species observed

139

Observations

1 011

Area

496,3km²

Ecological tissue

Sample of 32 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 Sakal : 24 espèces reliées par 38 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
38
Connectance
0.077
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

139 distinct species · 1 011 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 011 obs · 9 cellules
Obs. / cellule
≥ 419
419–418
206–418
21–205
< 21

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

Climate

Mean T°

27,1°C

Annual rain

323mm

Warmest m°

36,3°C

Coldest m°

17,1°C

Elevation: 21 m on average (min 11 m, max 33 m)

Bioclimatic detailsExpert
Annual mean temp.
27,1°C
Annual rain
323mm
Warmest month
36,3°C
Coldest month
17,1°C
Mean alt.
21m
Min
11m
Max
33m
Std. dev.
6m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

7,1

Org. C

5,9g/kg

Clay

13,5%

Sand

72,4%

Silt

14,2%

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

Dominant lithology: ssGLiMaggregated to Louga

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
6,8g/kg
Clay
14,0%
Sand
71,9%
Silt
14,0%
5–15 cm
pH H₂O
7,1
Org. C
5,5g/kg
Clay
12,6%
Sand
73,1%
Silt
14,2%
15–30 cm
pH H₂O
7,1
Org. C
5,5g/kg
Clay
13,8%
Sand
72,1%
Silt
14,2%

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

Land cover

Forest2.8%
Crops56.7%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)40.1%

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

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,2km

Basins crossed

3

Max stream order

1

Max drainage

42 041km²

Discharge in basins

0,7m³/s

Mean precip.

312mm/an

Mean T°

25,8°C

Moisture idx

-0,83

Mean runoff

4mm/an

Mean elev. (basins)

22m

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

0,2nW

Built-up

33,1%

Pesticides

2,0kg/km²

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

Protected areas1

IUCN Not Reported · 1

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