Ontologia

Commune · CMR

Bana

Cameroon

CsbTemperate, dry summer, warm summer(66 %)

Species observed

181

Observations

623

Area

136,8km²

Ecological tissue

Sample of 11 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 Bana : 8 espèces reliées par 11 interactions GloBI sur 3 types (connectance 20.0%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
11
Interactions affichées
11
Connectance
0.200
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

181 distinct species · 623 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

623 obs · 4 cellules
Obs. / cellule
≥ 296
296–295
193–295
193–192
< 193

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

Climate

Mean T°

18,4°C

Annual rain

3 177mm

Warmest m°

26,5°C

Coldest m°

13,6°C

Elevation: 1 364 m on average (min 645 m, max 1 883 m)

Bioclimatic detailsExpert
Annual mean temp.
18,4°C
Annual rain
3 177mm
Warmest month
26,5°C
Coldest month
13,6°C
Mean alt.
1 364m
Min
645m
Max
1 883m
Std. dev.
249m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(66 %)Temperate

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

44,9g/kg

Clay

31,3%

Sand

40,7%

Silt

28,0%

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

Dominant lithology: vbGLiMaggregated to Haut Nkam

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
56,5g/kg
Clay
29,9%
Sand
41,0%
Silt
29,1%
5–15 cm
pH H₂O
5,2
Org. C
43,8g/kg
Clay
29,3%
Sand
42,2%
Silt
28,6%
15–30 cm
pH H₂O
5,2
Org. C
34,6g/kg
Clay
34,8%
Sand
38,9%
Silt
26,3%

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

Land cover

Forest58.1%
Crops8.1%
Built-up1.3%
Bare soil0.1%
Other (grassland, water…)32.4%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

660km²

Discharge in basins

5,8m³/s

Mean precip.

2 195mm/an

Mean T°

21,9°C

Moisture idx

0,31

Mean runoff

1 303mm/an

Mean elev. (basins)

1 040m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

126,5%

Pesticides

1,7kg/km²

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