Ontologia

Commune · CMR

Yagoua

Cameroon

BShArid, steppe, hot(99 %)

Species observed

215

Observations

690

Area

402,3km²

Ecological tissue

Sample of 25 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 Yagoua : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
31
Connectance
0.095
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

215 distinct species · 690 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

690 obs · 8 cellules
Obs. / cellule
≥ 542
542–541
35–541
22–34
< 22

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

Climate

Mean T°

28,2°C

Annual rain

767mm

Warmest m°

40,1°C

Coldest m°

17,8°C

Elevation: 327 m on average (min 319 m, max 334 m)

Bioclimatic detailsExpert
Annual mean temp.
28,2°C
Annual rain
767mm
Warmest month
40,1°C
Coldest month
17,8°C
Mean alt.
327m
Min
319m
Max
334m
Std. dev.
3m
Köppen-Geiger (dominant)
BShArid, steppe, hot(99 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,4

Org. C

7,6g/kg

Clay

18,6%

Sand

55,7%

Silt

25,7%

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

Dominant lithology: suGLiMaggregated to Mayo Danay

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
10,3g/kg
Clay
16,4%
Sand
56,8%
Silt
26,7%
5–15 cm
pH H₂O
6,4
Org. C
7,7g/kg
Clay
17,7%
Sand
56,7%
Silt
25,6%
15–30 cm
pH H₂O
6,4
Org. C
4,7g/kg
Clay
21,7%
Sand
53,6%
Silt
24,7%

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

Land cover

Forest7.3%
Crops34.2%
Built-up1.0%
Bare soil0.9%
Other (grassland, water…)56.7%

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

Hydrology5 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

61,6km

Basins crossed

5

Max stream order

6

Max drainage

70 175km²

Discharge in basins

52,7m³/s

Mean precip.

798mm/an

Mean T°

28,0°C

Moisture idx

-0,61

Mean runoff

219mm/an

Mean elev. (basins)

335m

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

Human pressure

Pop. density

3hab/km²

Night light

0,1nW

Built-up

97,8%

Pesticides

1,3kg/km²

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