Ontologia

Commune · CMR

Nyambaka

Cameroon

AwTropical, savannah(100 %)

Species observed

1 296

Observations

10 828

Area

5 673,2km²

Ecological tissue

Sample of 34 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 Nyambaka : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 29 interactions GloBI sur 4 types (connectance 5.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
29
Connectance
0.052
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

1 296 distinct species · 10 828 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 828 obs · 64 cellules
Obs. / cellule
≥ 6 941
197–6 940
51–196
15–50
< 15

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

Climate

Mean T°

22,3°C

Annual rain

1 786mm

Warmest m°

32,2°C

Coldest m°

16,5°C

Elevation: 1 129 m on average (min 855 m, max 1 557 m)

Bioclimatic detailsExpert
Annual mean temp.
22,3°C
Annual rain
1 786mm
Warmest month
32,2°C
Coldest month
16,5°C
Mean alt.
1 129m
Min
855m
Max
1 557m
Std. dev.
177m
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

5,6

Org. C

20,7g/kg

Clay

36,9%

Sand

36,0%

Silt

27,1%

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

Dominant lithology: vbGLiMaggregated to Vina

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
28,5g/kg
Clay
35,4%
Sand
37,1%
Silt
27,5%
5–15 cm
pH H₂O
5,6
Org. C
21,3g/kg
Clay
36,3%
Sand
36,3%
Silt
27,4%
15–30 cm
pH H₂O
5,5
Org. C
12,2g/kg
Clay
39,1%
Sand
34,6%
Silt
26,4%

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

Land cover

Forest32.8%
Crops4.4%
Built-up0.1%
Bare soil0.2%
Other (grassland, water…)62.5%

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

Hydrology20 basins · 1 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

391,1km

Lake surface here

0,12km²

Basins crossed

20

Max stream order

5

Max drainage

5 824km²

Discharge in basins

161,6m³/s

Mean precip.

1 555mm/an

Mean T°

22,2°C

Moisture idx

-0,09

Mean runoff

462mm/an

Mean elev. (basins)

1 111m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

4,9%

Pesticides

1,7kg/km²

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