Ontologia

District · GMB

Lower Nuimi

Gambia

BShArid, steppe, hot(51 %)

Species observed

985

Observations

9 110

Area

386,6km²

Ecological tissue

Sample of 31 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 Lower Nuimi : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 3 types (connectance 7.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
33
Connectance
0.071
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

985 distinct species · 9 110 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 110 obs · 11 cellules
Obs. / cellule
≥ 3 941
980–3 940
705–979
668–704
< 668

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

Climate

Mean T°

26,3°C

Annual rain

778mm

Warmest m°

32,1°C

Coldest m°

19,0°C

Elevation: 21 m on average (min -10 m, max 38 m)

Bioclimatic detailsExpert
Annual mean temp.
26,3°C
Annual rain
778mm
Warmest month
32,1°C
Coldest month
19,0°C
Mean alt.
21m
Min
-10m
Max
38m
Std. dev.
12m
Köppen-Geiger (dominant)
BShArid, steppe, hot(51 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,7

Org. C

17,5g/kg

Clay

15,7%

Sand

71,3%

Silt

13,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
20,9g/kg
Clay
15,0%
Sand
71,8%
Silt
13,2%
5–15 cm
pH H₂O
5,7
Org. C
14,4g/kg
Clay
14,4%
Sand
72,6%
Silt
13,0%
15–30 cm
pH H₂O
5,6
Org. C
17,1g/kg
Clay
17,6%
Sand
69,5%
Silt
12,9%

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

Land cover

Forest9.4%
Crops36.0%
Built-up0.9%
Bare soil1.5%
Other (grassland, water…)52.3%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

22,9km

Basins crossed

3

Max stream order

2

Max drainage

1 696km²

Discharge in basins

0,3m³/s

Mean precip.

770mm/an

Mean T°

27,0°C

Moisture idx

-0,60

Mean runoff

90mm/an

Mean elev. (basins)

19m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

88,3%

Pesticides

14,2kg/km²

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

Protected areas4

IUCN Not Reported · 2IUCN Not Applicable · 1IUCN II · 1🌊 Marine · 4

Delta du Saloum

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 1980

3 187 km²

Delta du Saloum

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1984

3 187 km²

Niumi

IUCN II

National Park · 1986

47 km²

Niumi National Park

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2008

38 km²

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