Ontologia

Commune · CMR

Matomb

Cameroon

AwTropical, savannah(54 %)

Species observed

198

Observations

958

Area

474,9km²

Ecological tissue

Sample of 4 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 Matomb : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

198 distinct species · 958 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

958 obs · 14 cellules
Obs. / cellule
≥ 844
29–843
12–28
10–11
< 10

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

Climate

Mean T°

23,1°C

Annual rain

2 093mm

Warmest m°

29,2°C

Coldest m°

19,7°C

Elevation: 595 m on average (min 359 m, max 740 m)

Bioclimatic detailsExpert
Annual mean temp.
23,1°C
Annual rain
2 093mm
Warmest month
29,2°C
Coldest month
19,7°C
Mean alt.
595m
Min
359m
Max
740m
Std. dev.
94m
Köppen-Geiger (dominant)
AwTropical, savannah(54 %)Tropical

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

Soil & lithology

pH H₂O

5,0

Org. C

24,5g/kg

Clay

37,2%

Sand

52,4%

Silt

10,4%

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

Dominant lithology: mtGLiMaggregated to Nyong et Kéllé

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
42,4g/kg
Clay
33,6%
Sand
55,6%
Silt
10,8%
5–15 cm
pH H₂O
5,0
Org. C
21,5g/kg
Clay
35,6%
Sand
53,6%
Silt
10,8%
15–30 cm
pH H₂O
5,0
Org. C
9,6g/kg
Clay
42,3%
Sand
47,9%
Silt
9,8%

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

Land cover

Forest87.7%
Crops0.5%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)11.5%

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

Hydrology6 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

8,4km

Basins crossed

6

Max stream order

3

Max drainage

127 766km²

Discharge in basins

11,6m³/s

Mean precip.

1 962mm/an

Mean T°

24,4°C

Moisture idx

0,22

Mean runoff

728mm/an

Mean elev. (basins)

543m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

22,0%

Pesticides

1,0kg/km²

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