Ontologia

Commune · CMR

Yaoundé 6

Cameroon

AwTropical, savannah(100 %)

Species observed

2 406

Observations

11 402

Area

69,1km²

Ecological tissue

Sample of 38 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 Yaoundé 6 : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 5 types (connectance 5.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
37
Connectance
0.053
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

2 406 distinct species · 11 402 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 402 obs · 2 cellules
Obs. / cellule
≥ 7 788
7 788–7 787
7 788–7 787
7 788–7 787
< 7 788

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

Climate

Mean T°

22,9°C

Annual rain

1 813mm

Warmest m°

29,5°C

Coldest m°

19,4°C

Elevation: 739 m on average (min 690 m, max 805 m)

Bioclimatic detailsExpert
Annual mean temp.
22,9°C
Annual rain
1 813mm
Warmest month
29,5°C
Coldest month
19,4°C
Mean alt.
739m
Min
690m
Max
805m
Std. dev.
27m
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

5,4

Org. C

31,7g/kg

Clay

42,0%

Sand

46,5%

Silt

11,5%

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

Dominant lithology: mtGLiMaggregated to Mfoundi

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
49,1g/kg
Clay
38,9%
Sand
49,1%
Silt
12,0%
5–15 cm
pH H₂O
5,4
Org. C
30,9g/kg
Clay
41,2%
Sand
47,2%
Silt
11,6%
15–30 cm
pH H₂O
5,4
Org. C
15,0g/kg
Clay
45,8%
Sand
43,4%
Silt
10,8%

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

Land cover

Forest7.7%
Crops2.3%
Built-up24.1%
Bare soil0.4%
Other (grassland, water…)65.5%

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

Hydrology1 basins · 2 lakes · 10 rivers

Hydrology metrics for this exact territory

Stream length here

26,3km

Lake surface here

0,37km²

Basins crossed

1

Max stream order

3

Max drainage

807km²

Discharge in basins

1,3m³/s

Mean precip.

1 669mm/an

Mean T°

23,7°C

Moisture idx

0,08

Mean runoff

590mm/an

Mean elev. (basins)

728m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

158hab/km²

Night light

11,3nW

Built-up

2 408,7%

Pesticides

1,3kg/km²

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