Ontologia

Commune · SLE

Niawa Lenga

Sierra Leone

AmTropical, monsoon(100 %)

Species observed

3

Observations

3

Area

214,1km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

3 distinct species · 3 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 obs · 3 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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

Climate

Mean T°

25,3°C

Annual rain

2 642mm

Warmest m°

34,3°C

Coldest m°

21,0°C

Elevation: 166 m on average (min 88 m, max 357 m)

Bioclimatic detailsExpert
Annual mean temp.
25,3°C
Annual rain
2 642mm
Warmest month
34,3°C
Coldest month
21,0°C
Mean alt.
166m
Min
88m
Max
357m
Std. dev.
80m
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

5,2

Org. C

30,1g/kg

Clay

27,8%

Sand

52,3%

Silt

19,9%

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

Dominant lithology: mtGLiMaggregated to Bo

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
42,5g/kg
Clay
26,3%
Sand
54,1%
Silt
19,6%
5–15 cm
pH H₂O
5,2
Org. C
30,4g/kg
Clay
27,6%
Sand
51,9%
Silt
20,6%
15–30 cm
pH H₂O
5,2
Org. C
17,5g/kg
Clay
29,5%
Sand
50,9%
Silt
19,6%

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

Land cover

Forest42.6%
Crops0.8%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)56.4%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

34,7km

Basins crossed

2

Max stream order

4

Max drainage

2 089km²

Discharge in basins

12,4m³/s

Mean precip.

2 738mm/an

Mean T°

26,2°C

Moisture idx

0,39

Mean runoff

1 834mm/an

Mean elev. (basins)

122m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

10,3%

Pesticides

12,2kg/km²

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