Ontologia

Department · CMR

Haut Nkam

Cameroon

AmTropical, monsoon(49 %)

Species observed

377

Observations

1 176

Area

966,7km²

Ecological tissue

Sample of 15 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 Haut Nkam : 11 espèces reliées par 12 interactions GloBI sur 3 types (connectance 11.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
12
Connectance
0.114
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

377 distinct species · 1 176 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 176 obs · 25 cellules
Obs. / cellule
≥ 296
113–295
62–112
19–61
< 19

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

Climate

Mean T°

20,5°C

Annual rain

3 076mm

Warmest m°

28,5°C

Coldest m°

15,8°C

Elevation: 1 060 m on average (min 264 m, max 1 883 m)

Bioclimatic detailsExpert
Annual mean temp.
20,5°C
Annual rain
3 076mm
Warmest month
28,5°C
Coldest month
15,8°C
Mean alt.
1 060m
Min
264m
Max
1 883m
Std. dev.
324m
Köppen-Geiger (dominant)
AmTropical, monsoon(49 %)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

37,5g/kg

Clay

30,5%

Sand

43,7%

Silt

25,9%

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

Dominant lithology: vbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
46,3g/kg
Clay
28,9%
Sand
44,5%
Silt
26,6%
5–15 cm
pH H₂O
5,2
Org. C
37,5g/kg
Clay
28,9%
Sand
44,7%
Silt
26,4%
15–30 cm
pH H₂O
5,2
Org. C
28,7g/kg
Clay
33,7%
Sand
41,8%
Silt
24,5%

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

Land cover

Forest70.9%
Crops4.6%
Built-up1.2%
Bare soil0.1%
Other (grassland, water…)23.2%

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

Hydrology6 basins · 0 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

170,7km

Basins crossed

6

Max stream order

5

Max drainage

4 211km²

Discharge in basins

58,8m³/s

Mean precip.

2 255mm/an

Mean T°

21,9°C

Moisture idx

0,33

Mean runoff

1 379mm/an

Mean elev. (basins)

1 029m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

121,6%

Pesticides

1,6kg/km²

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

Sub-administrations7