Ontologia

Subdivision · SEN

Sare Bidji

Senegal

AwTropical, savannah(100 %)

Species observed

244

Observations

491

Area

359,6km²

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 Sare Bidji : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
16
Connectance
0.076
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

244 distinct species · 491 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

491 obs · 8 cellules
Obs. / cellule
≥ 336
336–335
39–335
7–38
< 7

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

Climate

Mean T°

28,1°C

Annual rain

1 039mm

Warmest m°

38,4°C

Coldest m°

18,6°C

Elevation: 35 m on average (min 5 m, max 53 m)

Bioclimatic detailsExpert
Annual mean temp.
28,1°C
Annual rain
1 039mm
Warmest month
38,4°C
Coldest month
18,6°C
Mean alt.
35m
Min
5m
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

18,1g/kg

Clay

24,3%

Sand

49,2%

Silt

26,5%

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

Dominant lithology: ssGLiMaggregated to Kolda

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
24,3g/kg
Clay
22,1%
Sand
49,0%
Silt
28,9%
5–15 cm
pH H₂O
5,5
Org. C
19,8g/kg
Clay
23,1%
Sand
50,6%
Silt
26,3%
15–30 cm
pH H₂O
5,4
Org. C
10,1g/kg
Clay
27,7%
Sand
47,9%
Silt
24,4%

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

Land cover

Forest30.7%
Crops11.1%
Built-up1.4%
Bare soil0.2%
Other (grassland, water…)56.5%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

32,8km

Basins crossed

2

Max stream order

5

Max drainage

5 872km²

Discharge in basins

3,4m³/s

Mean precip.

1 077mm/an

Mean T°

27,0°C

Moisture idx

-0,46

Mean runoff

237mm/an

Mean elev. (basins)

36m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,2nW

Built-up

140,5%

Pesticides

1,8kg/km²

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

Protected areas2

IUCN Not Reported · 2

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