Ontologia

Subdivision · SEN

Thiakhar

Senegal

BShArid, steppe, hot(100 %)

Species observed

73

Observations

115

Area

145,4km²

Ecological tissue

Sample of 21 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 Thiakhar : 18 espèces reliées par 21 interactions GloBI sur 3 types (connectance 10.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
21
Connectance
0.100
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

73 distinct species · 115 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

115 obs · 4 cellules
Obs. / cellule
≥ 69
69–68
42–68
42–41
< 42

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

Climate

Mean T°

26,8°C

Annual rain

494mm

Warmest m°

36,3°C

Coldest m°

16,7°C

Elevation: 28 m on average (min 18 m, max 35 m)

Bioclimatic detailsExpert
Annual mean temp.
26,8°C
Annual rain
494mm
Warmest month
36,3°C
Coldest month
16,7°C
Mean alt.
28m
Min
18m
Max
35m
Std. dev.
3m
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

7,2g/kg

Clay

11,0%

Sand

79,2%

Silt

9,8%

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

Dominant lithology: ssGLiMaggregated to Bambey

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
8,6g/kg
Clay
11,2%
Sand
78,8%
Silt
10,0%
5–15 cm
pH H₂O
6,0
Org. C
6,8g/kg
Clay
10,4%
Sand
79,8%
Silt
9,8%
15–30 cm
pH H₂O
5,9
Org. C
6,1g/kg
Clay
11,2%
Sand
79,1%
Silt
9,7%

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

Land cover

Forest4.2%
Crops36.9%
Built-up0.7%
Bare soil0.3%
Other (grassland, water…)58.0%

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 423km²

Discharge in basins

0,8m³/s

Mean precip.

538mm/an

Mean T°

27,0°C

Moisture idx

-0,74

Mean runoff

11mm/an

Mean elev. (basins)

27m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

66,2%

Pesticides

2,0kg/km²

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