Ontologia

Pays · SLE

Sierra Leone

AmTropical, monsoon(78 %)

Species observed

4 549

Observations

53 346

Area

72 601,1km²

Ecological tissue

Sample of 39 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 Sierra Leone : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 3 bulles famille, 29 interactions GloBI documentées sur 2 types (connectance 3.9%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
39
Interactions affichées
29
Connectance
0.039
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

4 549 distinct species · 53 346 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

60 664 obs · 179 cellules · 1750–2026
Obs. / cellule
≥ 5 138
625–5 137
188–624
80–187
< 80

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

25,6°C

Annual rain

2 634mm

Warmest m°

33,8°C

Coldest m°

21,0°C

Elevation: 194 m on average (min -250 m, max 1 578 m)

Bioclimatic detailsExpert
Annual mean temp.
25,6°C
Annual rain
2 634mm
Warmest month
33,8°C
Coldest month
21,0°C
Mean alt.
194m
Min
-250m
Max
1 578m
Std. dev.
183m
Köppen-Geiger (dominant)
AmTropical, monsoon(78 %)Tropical

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

Soil & lithology

pH H₂O

5,3

Org. C

31,0g/kg

Clay

28,8%

Sand

46,8%

Silt

24,5%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
41,2g/kg
Clay
27,1%
Sand
48,4%
Silt
24,5%
5–15 cm
pH H₂O
5,2
Org. C
31,5g/kg
Clay
28,3%
Sand
46,7%
Silt
25,0%
15–30 cm
pH H₂O
5,3
Org. C
20,4g/kg
Clay
30,9%
Sand
45,1%
Silt
24,0%

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

Land cover

Forest48.1%
Crops2.0%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)49.5%

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

Hydrology118 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

8 190,9km

Lake surface here

92,83km²

Basins crossed

118

Max stream order

6

Max drainage

19 650km²

Discharge in basins

15 505,7m³/s

Mean precip.

2 734mm/an

Mean T°

26,1°C

Moisture idx

0,35

Mean runoff

1 733mm/an

Mean elev. (basins)

204m

Watersheds crossing here

109 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

26,1%

Pesticides

12,7kg/km²

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

Protected areas64

Country WDPA breakdown
Not Reported10 738 km²(60)
II2 085 km²(5)
Not Applicable712 km²(1)
VI212 km²(1)
IV13 km²(1)
IUCN Not Reported · 55IUCN II · 5IUCN IV · 2IUCN Not Applicable · 1IUCN VI · 1🌊 Marine · 7

Yawri Bay

IUCN Not Reported

Marine Protected Area · 2012

919 km²

Complete list

+ 4 protected areas (top 60 shown)

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