Ontologia

Commune · SLE

Ribbi

Sierra Leone

AmTropical, monsoon(100 %)

Species observed

30

Observations

37

Area

691,8km²

Ecological tissue

Sample of 7 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 Ribbi : 7 espèces reliées par 5 interactions GloBI sur 2 types (connectance 23.8%, filtre Serrano α=0.2).

Espèces affichées
7
Interactions affichées
5
Connectance
0.238
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

30 distinct species · 37 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 obs · 12 cellules
Obs. / cellule
≥ 15
6–14
2–5
2–1
< 2

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

Climate

Mean T°

25,8°C

Annual rain

3 222mm

Warmest m°

31,9°C

Coldest m°

22,6°C

Elevation: 21 m on average (min -2 m, max 91 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
3 222mm
Warmest month
31,9°C
Coldest month
22,6°C
Mean alt.
21m
Min
-2m
Max
91m
Std. dev.
19m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

Soil & lithology

pH H₂O

5,4

Org. C

32,3g/kg

Clay

30,1%

Sand

42,0%

Silt

27,9%

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

Dominant lithology: mtGLiMaggregated to Moyamba

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
39,1g/kg
Clay
28,8%
Sand
43,4%
Silt
27,8%
5–15 cm
pH H₂O
5,4
Org. C
33,8g/kg
Clay
29,5%
Sand
42,1%
Silt
28,5%
15–30 cm
pH H₂O
5,4
Org. C
24,0g/kg
Clay
32,0%
Sand
40,6%
Silt
27,3%

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

Land cover

Forest47.7%
Crops2.1%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)50.0%

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

Hydrology3 basins · 1 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,19km²

Basins crossed

3

Max drainage

2 153km²

Discharge in basins

16,1m³/s

Mean precip.

3 170mm/an

Mean T°

26,0°C

Moisture idx

0,53

Mean runoff

2 095mm/an

Mean elev. (basins)

51m

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

Human pressure

Pop. density

0hab/km²

Built-up

12,4%

Pesticides

13,5kg/km²

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

Protected areas1

IUCN Not Reported · 1🌊 Marine · 1

Yawri Bay

IUCN Not Reported

Marine Protected Area · 2012

919 km²

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