Ontologia

Commune · CMR

Santa

Cameroon

CsbTemperate, dry summer, warm summer(81 %)

Species observed

957

Observations

4 240

Area

475,3km²

Ecological tissue

Sample of 33 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 Santa : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 4 types (connectance 6.6%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
35
Connectance
0.066
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

957 distinct species · 4 240 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 240 obs · 15 cellules
Obs. / cellule
≥ 2 281
1 059–2 280
161–1 058
22–160
< 22

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

Climate

Mean T°

17,6°C

Annual rain

3 172mm

Warmest m°

26,4°C

Coldest m°

12,3°C

Elevation: 1 762 m on average (min 1 176 m, max 2 497 m)

Bioclimatic detailsExpert
Annual mean temp.
17,6°C
Annual rain
3 172mm
Warmest month
26,4°C
Coldest month
12,3°C
Mean alt.
1 762m
Min
1 176m
Max
2 497m
Std. dev.
289m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(81 %)Temperate

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

Soil & lithology

pH H₂O

5,4

Org. C

58,1g/kg

Clay

36,0%

Sand

27,0%

Silt

37,0%

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

Dominant lithology: mtGLiMaggregated to Mezam

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
64,2g/kg
Clay
34,9%
Sand
26,7%
Silt
38,4%
5–15 cm
pH H₂O
5,4
Org. C
65,1g/kg
Clay
35,4%
Sand
27,3%
Silt
37,4%
15–30 cm
pH H₂O
5,4
Org. C
44,9g/kg
Clay
37,8%
Sand
27,0%
Silt
35,2%

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

Land cover

Forest20.5%
Crops24.5%
Built-up1.6%
Bare soil0.3%
Other (grassland, water…)53.1%

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

Hydrology5 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,3km

Basins crossed

5

Max stream order

1

Max drainage

2 351km²

Discharge in basins

15,7m³/s

Mean precip.

2 126mm/an

Mean T°

20,5°C

Moisture idx

0,30

Mean runoff

1 097mm/an

Mean elev. (basins)

1 397m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

163,9%

Pesticides

1,9kg/km²

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