Ontologia

Commune · CMR

Akwaya

Cameroon

AmTropical, monsoon(97 %)

Species observed

941

Observations

16 534

Area

3 755,5km²

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 Akwaya : 16 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 14 interactions GloBI sur 3 types (connectance 8.2%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
14
Connectance
0.082
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

941 distinct species · 16 534 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 534 obs · 71 cellules
Obs. / cellule
≥ 15 070
69–15 069
16–68
5–15
< 5

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

Climate

Mean T°

24,1°C

Annual rain

3 861mm

Warmest m°

32,1°C

Coldest m°

19,1°C

Elevation: 447 m on average (min 64 m, max 1 804 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
3 861mm
Warmest month
32,1°C
Coldest month
19,1°C
Mean alt.
447m
Min
64m
Max
1 804m
Std. dev.
372m
Köppen-Geiger (dominant)
AmTropical, monsoon(97 %)Tropical

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

Soil & lithology

pH H₂O

5,2

Org. C

32,9g/kg

Clay

27,6%

Sand

50,5%

Silt

21,9%

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

Dominant lithology: vbGLiMaggregated to Manyu

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
42,6g/kg
Clay
25,8%
Sand
51,8%
Silt
22,4%
5–15 cm
pH H₂O
5,1
Org. C
33,1g/kg
Clay
26,5%
Sand
51,2%
Silt
22,3%
15–30 cm
pH H₂O
5,1
Org. C
23,0g/kg
Clay
30,5%
Sand
48,6%
Silt
21,0%

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

Land cover

Forest85.6%
Crops0.5%
Built-up0.0%
Bare soil0.1%
Other (grassland, water…)13.7%

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

Hydrology11 basins · 0 lakes · 18 rivers

Hydrology metrics for this exact territory

Stream length here

655,6km

Basins crossed

11

Max stream order

6

Max drainage

14 845km²

Discharge in basins

784,2m³/s

Mean precip.

2 270mm/an

Mean T°

25,2°C

Moisture idx

0,26

Mean runoff

1 482mm/an

Mean elev. (basins)

463m

Watersheds crossing here

2 more basins

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

Human pressure

Pop. density

0hab/km²

Built-up

4,4%

Pesticides

8,5kg/km²

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

Protected areas4

IUCN II · 2IUCN IV · 2

Takamanda

IUCN II

National Park · 2008

628 km²

Kagwene

IUCN IV

Wildlife Sanctuary · 2008

19 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN