Ontologia

Locality · RWA

Njamena

Rwanda

AwTropical, savannah(100 %)

Species observed

1

Observations

1

Area

2km²

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

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 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°

20,0°C

Annual rain

985mm

Warmest m°

25,3°C

Coldest m°

14,2°C

Elevation: 1 539 m on average (min 1 491 m, max 1 646 m)

Bioclimatic detailsExpert
Annual mean temp.
20,0°C
Annual rain
985mm
Warmest month
25,3°C
Coldest month
14,2°C
Mean alt.
1 539m
Min
1 491m
Max
1 646m
Std. dev.
34m
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

5,2

Org. C

34,9g/kg

Clay

29,7%

Sand

39,6%

Silt

30,7%

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

Dominant lithology: mtGLiMaggregated to Muhanga

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
48,7g/kg
Clay
30,1%
Sand
39,8%
Silt
30,1%
5–15 cm
pH H₂O
5,2
Org. C
30,0g/kg
Clay
29,9%
Sand
39,3%
Silt
30,9%
15–30 cm
pH H₂O
5,2
Org. C
26,0g/kg
Clay
29,1%
Sand
39,8%
Silt
31,1%

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

Land cover

Forest14.0%
Crops30.0%
Built-up2.2%
Bare soil2.5%
Other (grassland, water…)51.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,3km

Basins crossed

1

Max stream order

4

Max drainage

3 331km²

Discharge in basins

0,0m³/s

Mean precip.

1 273mm/an

Mean T°

18,4°C

Moisture idx

-0,13

Mean runoff

281mm/an

Mean elev. (basins)

1 866m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

5hab/km²

Night light

0,3nW

Built-up

215,7%

Pesticides

4,1kg/km²

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