Ontologia

Region · cmr

Adamaoua

Cameroon

AwTropical, savannah(98 %)

Species observed

4 117

Observations

39 420

Area

63 981,3km²

Ecological tissue

Sample of 39 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 Adamaoua : 36 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 3 types (connectance 5.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
40
Connectance
0.054
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

4 117 distinct species · 39 420 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

39 420 obs · 36 cellules
Obs. / cellule
≥ 16 658
1 980–16 657
788–1 979
473–787
< 473

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

23,0°C

Annual rain

1 891mm

Warmest m°

33,0°C

Coldest m°

17,0°C

Elevation: 992 m on average (min 352 m, max 2 213 m)

Bioclimatic detailsExpert
Annual mean temp.
23,0°C
Annual rain
1 891mm
Warmest month
33,0°C
Coldest month
17,0°C
Mean alt.
992m
Min
352m
Max
2 213m
Std. dev.
214m
Köppen-Geiger (dominant)
AwTropical, savannah(98 %)Tropical

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

Soil & lithology

pH H₂O

5,6

Org. C

22,0g/kg

Clay

36,3%

Sand

38,4%

Silt

25,4%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
29,1g/kg
Clay
35,0%
Sand
39,3%
Silt
25,7%
5–15 cm
pH H₂O
5,6
Org. C
23,0g/kg
Clay
35,7%
Sand
38,7%
Silt
25,6%
15–30 cm
pH H₂O
5,5
Org. C
13,9g/kg
Clay
38,1%
Sand
37,1%
Silt
24,8%

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

Land cover

Forest40.1%
Crops2.7%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)56.9%

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

Hydrology116 basins · 45 lakes · 71 rivers

Hydrology metrics for this exact territory

Stream length here

4 058,1km

Lake surface here

336,81km²

Basins crossed

116

Max stream order

6

Max drainage

24 100km²

Discharge in basins

3 766,8m³/s

Mean precip.

1 581mm/an

Mean T°

22,9°C

Moisture idx

-0,08

Mean runoff

490mm/an

Mean elev. (basins)

989m

Watersheds crossing here

107 more basins

Lakes (45, top by area)

36 more lakes

Rivers / streams (71, ord ≥ 4)

59 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

8,6%

Pesticides

2,4kg/km²

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

Protected areas4

IUCN II · 4

Faro

IUCN II

National Park · 1980

3 497 km²

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

Sub-administrations5