Ontologia

Commune · CMR

Njombé Penja

Cameroon

AmTropical, monsoon(100 %)

Species observed

131

Observations

329

Area

268,2km²

Ecological tissue

Sample of 40 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 Njombé Penja : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 3 types (connectance 5.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
43
Connectance
0.055
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

131 distinct species · 329 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

329 obs · 5 cellules
Obs. / cellule
≥ 220
220–219
80–219
14–79
< 14

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

Climate

Mean T°

25,1°C

Annual rain

2 857mm

Warmest m°

32,2°C

Coldest m°

21,6°C

Elevation: 164 m on average (min 20 m, max 505 m)

Bioclimatic detailsExpert
Annual mean temp.
25,1°C
Annual rain
2 857mm
Warmest month
32,2°C
Coldest month
21,6°C
Mean alt.
164m
Min
20m
Max
505m
Std. dev.
103m
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

5,3

Org. C

30,8g/kg

Clay

38,5%

Sand

35,1%

Silt

26,4%

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

Dominant lithology: mtGLiMaggregated to Moungo

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
38,9g/kg
Clay
36,6%
Sand
36,8%
Silt
26,7%
5–15 cm
pH H₂O
5,3
Org. C
31,3g/kg
Clay
38,9%
Sand
34,6%
Silt
26,5%
15–30 cm
pH H₂O
5,3
Org. C
22,1g/kg
Clay
40,1%
Sand
33,9%
Silt
25,9%

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

Land cover

Forest59.9%
Crops4.7%
Built-up0.8%
Bare soil0.1%
Other (grassland, water…)34.5%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

6,2km

Basins crossed

2

Max stream order

5

Max drainage

2 916km²

Discharge in basins

17,0m³/s

Mean precip.

2 941mm/an

Mean T°

25,6°C

Moisture idx

0,48

Mean runoff

1 809mm/an

Mean elev. (basins)

298m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

82,6%

Pesticides

1,3kg/km²

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