Ontologia

Subdivision · SEN

Ngnith

Senegal

BWhArid, desert, hot(100 %)

Species observed

483

Observations

2 533

Area

944,3km²

Ecological tissue

Sample of 26 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 Ngnith : 16 espèces reliées par 38 interactions GloBI sur 4 types (connectance 10.8%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
38
Connectance
0.108
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

483 distinct species · 2 533 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 533 obs · 25 cellules
Obs. / cellule
≥ 592
239–591
99–238
52–98
< 52

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

Climate

Mean T°

27,7°C

Annual rain

276mm

Warmest m°

37,9°C

Coldest m°

17,2°C

Elevation: 5 m on average (min -1 m, max 16 m)

Bioclimatic detailsExpert
Annual mean temp.
27,7°C
Annual rain
276mm
Warmest month
37,9°C
Coldest month
17,2°C
Mean alt.
5m
Min
-1m
Max
16m
Std. dev.
3m
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

10,5g/kg

Clay

18,0%

Sand

64,8%

Silt

17,2%

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

Dominant lithology: ssGLiMaggregated to Dagana

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
11,4g/kg
Clay
18,2%
Sand
64,5%
Silt
17,2%
5–15 cm
pH H₂O
7,1
Org. C
9,1g/kg
Clay
17,3%
Sand
65,4%
Silt
17,3%
15–30 cm
pH H₂O
7,1
Org. C
10,9g/kg
Clay
18,5%
Sand
64,4%
Silt
17,1%

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

Land cover

Forest3.4%
Crops11.5%
Built-up0.1%
Bare soil7.9%
Other (grassland, water…)77.1%

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

Hydrology4 basins · 3 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

41,6km

Lake surface here

131,32km²

Basins crossed

4

Max stream order

5

Max drainage

45 292km²

Discharge in basins

27,5m³/s

Mean precip.

271mm/an

Mean T°

26,4°C

Moisture idx

-0,85

Mean runoff

4mm/an

Mean elev. (basins)

14m

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

0,0nW

Built-up

10,6%

Pesticides

1,8kg/km²

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

Protected areas4

IUCN IV · 3IUCN Not Reported · 1

Ndiael

IUCN IV

Wildlife Reserve

486 km²

Tocc Tocc

IUCN IV

Community Nature Reserve · 2011

3 km²

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