Ontologia

Commune · CMR

Pitoa

Cameroon

AwTropical, savannah(100 %)

Species observed

177

Observations

465

Area

1 291,8km²

Ecological tissue

Sample of 16 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 Pitoa : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 2 types (connectance 13.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
16
Connectance
0.133
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

177 distinct species · 465 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

465 obs · 23 cellules
Obs. / cellule
≥ 143
63–142
15–62
5–14
< 5

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

Climate

Mean T°

28,6°C

Annual rain

954mm

Warmest m°

39,6°C

Coldest m°

19,4°C

Elevation: 255 m on average (min 181 m, max 429 m)

Bioclimatic detailsExpert
Annual mean temp.
28,6°C
Annual rain
954mm
Warmest month
39,6°C
Coldest month
19,4°C
Mean alt.
255m
Min
181m
Max
429m
Std. dev.
45m
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

7,1

Org. C

10,8g/kg

Clay

25,9%

Sand

56,7%

Silt

17,3%

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

Dominant lithology: ssGLiMaggregated to Bénoué

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
16,3g/kg
Clay
24,0%
Sand
58,0%
Silt
18,0%
5–15 cm
pH H₂O
7,1
Org. C
10,4g/kg
Clay
25,4%
Sand
57,3%
Silt
17,3%
15–30 cm
pH H₂O
7,1
Org. C
5,7g/kg
Clay
28,4%
Sand
54,8%
Silt
16,7%

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

Land cover

Forest7.3%
Crops41.1%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)50.7%

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

Hydrology9 basins · 3 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

177,3km

Lake surface here

0,53km²

Basins crossed

9

Max stream order

6

Max drainage

61 894km²

Discharge in basins

341,3m³/s

Mean precip.

937mm/an

Mean T°

27,6°C

Moisture idx

-0,52

Mean runoff

177mm/an

Mean elev. (basins)

276m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

33,7%

Pesticides

1,6kg/km²

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