Ontologia

Commune · CMR

Nkolmetet

Cameroon

AwTropical, savannah(100 %)

Species observed

455

Observations

1 089

Area

436,6km²

Ecological tissue

Sample of 29 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 Nkolmetet : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
27
Connectance
0.067
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

455 distinct species · 1 089 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 089 obs · 13 cellules
Obs. / cellule
≥ 556
287–555
73–286
13–72
< 13

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

Climate

Mean T°

23,4°C

Annual rain

1 518mm

Warmest m°

30,2°C

Coldest m°

19,9°C

Elevation: 661 m on average (min 640 m, max 688 m)

Bioclimatic detailsExpert
Annual mean temp.
23,4°C
Annual rain
1 518mm
Warmest month
30,2°C
Coldest month
19,9°C
Mean alt.
661m
Min
640m
Max
688m
Std. dev.
10m
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

5,0

Org. C

23,5g/kg

Clay

38,4%

Sand

52,0%

Silt

9,5%

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

Dominant lithology: mtGLiMaggregated to Nyong et So'o

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
46,5g/kg
Clay
33,9%
Sand
55,7%
Silt
10,4%
5–15 cm
pH H₂O
5,0
Org. C
16,4g/kg
Clay
37,2%
Sand
53,1%
Silt
9,7%
15–30 cm
pH H₂O
5,0
Org. C
7,5g/kg
Clay
44,2%
Sand
47,3%
Silt
8,5%

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

Land cover

Forest84.4%
Crops0.5%
Built-up0.3%
Bare soil0.0%
Other (grassland, water…)14.9%

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

Hydrology6 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

53,2km

Basins crossed

6

Max stream order

5

Max drainage

13 343km²

Discharge in basins

62,8m³/s

Mean precip.

1 643mm/an

Mean T°

23,9°C

Moisture idx

0,05

Mean runoff

551mm/an

Mean elev. (basins)

682m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

25,8%

Pesticides

1,0kg/km²

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