Ontologia

District · GMB

Foni Brefet

Gambia

AwTropical, savannah(100 %)

Species observed

335

Observations

1 666

Area

143,4km²

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 Foni Brefet : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 3 types (connectance 8.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
29
Connectance
0.089
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

335 distinct species · 1 666 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 666 obs · 5 cellules
Obs. / cellule
≥ 941
941–940
350–940
277–349
< 277

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

Climate

Mean T°

26,7°C

Annual rain

941mm

Warmest m°

33,9°C

Coldest m°

18,6°C

Elevation: 16 m on average (min -2 m, max 33 m)

Bioclimatic detailsExpert
Annual mean temp.
26,7°C
Annual rain
941mm
Warmest month
33,9°C
Coldest month
18,6°C
Mean alt.
16m
Min
-2m
Max
33m
Std. dev.
10m
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

5,6

Org. C

20,9g/kg

Clay

24,4%

Sand

52,6%

Silt

23,0%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
28,7g/kg
Clay
25,7%
Sand
50,8%
Silt
23,5%
5–15 cm
pH H₂O
5,6
Org. C
17,1g/kg
Clay
23,8%
Sand
53,4%
Silt
22,9%
15–30 cm
pH H₂O
5,5
Org. C
17,0g/kg
Clay
23,8%
Sand
53,4%
Silt
22,8%

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

Land cover

Forest27.2%
Crops9.2%
Built-up0.6%
Bare soil0.4%
Other (grassland, water…)62.6%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

11,2km

Basins crossed

2

Max stream order

2

Max drainage

1 653km²

Discharge in basins

0,2m³/s

Mean precip.

933mm/an

Mean T°

26,2°C

Moisture idx

-0,49

Mean runoff

154mm/an

Mean elev. (basins)

17m

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

61,4%

Pesticides

23,3kg/km²

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

Protected areas1

IUCN VI · 1🌊 Marine · 1

Berefet

IUCN VI

Community Protected Area · 2014

10 km²

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