Ontologia

Pays · GMB

Gambia

BShArid, steppe, hot(73 %)

Species observed

2 717

Observations

643 111

Area

10 670,5km²

Ecological tissue

Sample of 16 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 Gambia : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 12 interactions GloBI documentées sur 3 types (connectance 10.0%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
16
Interactions affichées
12
Connectance
0.100
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

2 717 distinct species · 643 111 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

643 111 obs · 291 cellules
Obs. / cellule
≥ 48 497
3 400–48 496
573–3 399
158–572
< 158

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

812mm

Warmest m°

36,6°C

Coldest m°

18,8°C

Elevation: 20 m on average (min -11 m, max 63 m)

Bioclimatic detailsExpert
Annual mean temp.
27,8°C
Annual rain
812mm
Warmest month
36,6°C
Coldest month
18,8°C
Mean alt.
20m
Min
-11m
Max
63m
Std. dev.
15m
Köppen-Geiger (dominant)
BShArid, steppe, hot(73 %)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

16,6g/kg

Clay

20,2%

Sand

60,5%

Silt

19,3%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
19,4g/kg
Clay
19,1%
Sand
61,3%
Silt
19,5%
5–15 cm
pH H₂O
5,7
Org. C
14,5g/kg
Clay
19,3%
Sand
61,4%
Silt
19,3%
15–30 cm
pH H₂O
5,6
Org. C
16,0g/kg
Clay
22,1%
Sand
58,9%
Silt
19,0%

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

Land cover

Forest14.0%
Crops26.1%
Built-up0.9%
Bare soil1.2%
Other (grassland, water…)57.9%

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

Hydrology32 basins · 10 lakes · 42 rivers

Hydrology metrics for this exact territory

Stream length here

1 255,6km

Lake surface here

4,91km²

Basins crossed

32

Max stream order

6

Max drainage

72 617km²

Discharge in basins

1 155,4m³/s

Mean precip.

796mm/an

Mean T°

27,2°C

Moisture idx

-0,60

Mean runoff

82mm/an

Mean elev. (basins)

26m

Watersheds crossing here

23 more basins

Lakes (10, top by area)

1 more lakes

Rivers / streams (42, ord ≥ 4)

30 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

0,2nW

Built-up

87,7%

Pesticides

18,2kg/km²

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

Protected areas29

Country WDPA breakdown
II570 km²(5)
VI343 km²(14)
Not Reported308 km²(3)
V6 km²(1)
Ia2 km²(1)
IUCN VI · 14IUCN Not Reported · 7IUCN II · 5IUCN Not Applicable · 1IUCN V · 1IUCN Ia · 1🌊 Marine · 17📍 Point sites · 1

Delta du Saloum

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1984

3 187 km²

Delta du Saloum

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 1980

3 187 km²

Baobolong

IUCN VI

Wetland Reserve · 1996

296 km²

Jokadu

IUCN II

National Park · 2014

206 km²

Complete list

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