Ontologia

Commune · CMR

Akoéman

Cameroon

AwTropical, savannah(100 %)

Species observed

143

Observations

270

Area

683,1km²

Ecological tissue

Sample of 19 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 Akoéman : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 9.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
16
Connectance
0.094
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

143 distinct species · 270 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

270 obs · 12 cellules
Obs. / cellule
≥ 100
81–99
6–80
2–5
< 2

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

Climate

Mean T°

23,2°C

Annual rain

1 592mm

Warmest m°

29,8°C

Coldest m°

19,8°C

Elevation: 666 m on average (min 648 m, max 695 m)

Bioclimatic detailsExpert
Annual mean temp.
23,2°C
Annual rain
1 592mm
Warmest month
29,8°C
Coldest month
19,8°C
Mean alt.
666m
Min
648m
Max
695m
Std. dev.
9m
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

4,8

Org. C

23,0g/kg

Clay

40,9%

Sand

50,5%

Silt

8,7%

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
4,8
Org. C
46,8g/kg
Clay
36,0%
Sand
54,6%
Silt
9,4%
5–15 cm
pH H₂O
4,9
Org. C
15,1g/kg
Clay
39,6%
Sand
51,7%
Silt
8,8%
15–30 cm
pH H₂O
4,8
Org. C
7,2g/kg
Clay
47,0%
Sand
45,1%
Silt
7,9%

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

Land cover

Forest94.1%
Crops0.2%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)5.6%

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

Hydrology7 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

127,3km

Basins crossed

7

Max stream order

4

Max drainage

3 116km²

Discharge in basins

50,5m³/s

Mean precip.

1 721mm/an

Mean T°

23,7°C

Moisture idx

0,11

Mean runoff

676mm/an

Mean elev. (basins)

692m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

9,6%

Pesticides

1,0kg/km²

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