Ontologia

Department · SEN

Sédhiou

Senegal

AwTropical, savannah(100 %)

Species observed

126

Observations

645

Area

2 731km²

Ecological tissue

Sample of 25 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 Sédhiou : 19 espèces reliées par 29 interactions GloBI sur 2 types (connectance 9.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
29
Connectance
0.097
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

126 distinct species · 645 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

645 obs · 45 cellules
Obs. / cellule
≥ 256
30–255
9–29
5–8
< 5

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

Climate

Mean T°

27,6°C

Annual rain

1 072mm

Warmest m°

37,2°C

Coldest m°

18,5°C

Elevation: 26 m on average (min -1 m, max 53 m)

Bioclimatic detailsExpert
Annual mean temp.
27,6°C
Annual rain
1 072mm
Warmest month
37,2°C
Coldest month
18,5°C
Mean alt.
26m
Min
-1m
Max
53m
Std. dev.
14m
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

5,5

Org. C

18,8g/kg

Clay

25,6%

Sand

47,8%

Silt

26,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
24,6g/kg
Clay
26,2%
Sand
46,7%
Silt
27,1%
5–15 cm
pH H₂O
5,5
Org. C
20,4g/kg
Clay
25,0%
Sand
48,5%
Silt
26,5%
15–30 cm
pH H₂O
5,4
Org. C
11,4g/kg
Clay
25,6%
Sand
48,2%
Silt
26,2%

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

Land cover

Forest36.6%
Crops7.5%
Built-up0.3%
Bare soil0.8%
Other (grassland, water…)54.8%

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

28,3%

Pesticides

2,2kg/km²

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

Protected areas6

IUCN Not Reported · 4IUCN VI · 2🌊 Marine · 2

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

Sub-administrations11