Ontologia

Subdivision · SEN

Nguer Malal

Senegal

BWhArid, desert, hot(100 %)

Species observed

117

Observations

290

Area

545km²

Ecological tissue

Sample of 19 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 Nguer Malal : 16 espèces reliées par 16 interactions GloBI sur 2 types (connectance 9.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
16
Connectance
0.094
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

117 distinct species · 290 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

290 obs · 9 cellules
Obs. / cellule
≥ 75
75–74
55–74
19–54
< 19

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

Climate

Mean T°

27,8°C

Annual rain

338mm

Warmest m°

38,3°C

Coldest m°

17,1°C

Elevation: 29 m on average (min 2 m, max 46 m)

Bioclimatic detailsExpert
Annual mean temp.
27,8°C
Annual rain
338mm
Warmest month
38,3°C
Coldest month
17,1°C
Mean alt.
29m
Min
2m
Max
46m
Std. dev.
9m
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

7,0g/kg

Clay

13,9%

Sand

74,3%

Silt

11,9%

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
7,2
Org. C
8,3g/kg
Clay
14,1%
Sand
74,0%
Silt
11,9%
5–15 cm
pH H₂O
7,1
Org. C
6,8g/kg
Clay
12,9%
Sand
75,2%
Silt
12,0%
15–30 cm
pH H₂O
7,1
Org. C
5,9g/kg
Clay
14,6%
Sand
73,7%
Silt
11,7%

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

Land cover

Forest3.6%
Crops42.5%
Built-up0.3%
Bare soil0.8%
Other (grassland, water…)52.8%

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

Hydrology2 basins · 5 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

76,5km

Lake surface here

3,60km²

Basins crossed

2

Max stream order

5

Max drainage

42 041km²

Discharge in basins

18,3m³/s

Mean precip.

342mm/an

Mean T°

26,2°C

Moisture idx

-0,82

Mean runoff

7mm/an

Mean elev. (basins)

32m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

34,7%

Pesticides

1,8kg/km²

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