Ontologia

Commune · CMR

Maga

Cameroon

BShArid, steppe, hot(100 %)

Species observed

293

Observations

888

Area

941,6km²

Ecological tissue

Sample of 21 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 Maga : 15 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
28
Connectance
0.121
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

293 distinct species · 888 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

888 obs · 18 cellules
Obs. / cellule
≥ 326
173–325
28–172
9–27
< 9

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

Climate

Mean T°

28,5°C

Annual rain

714mm

Warmest m°

40,8°C

Coldest m°

17,0°C

Elevation: 310 m on average (min 305 m, max 317 m)

Bioclimatic detailsExpert
Annual mean temp.
28,5°C
Annual rain
714mm
Warmest month
40,8°C
Coldest month
17,0°C
Mean alt.
310m
Min
305m
Max
317m
Std. dev.
2m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

Soil & lithology

pH H₂O

6,9

Org. C

8,0g/kg

Clay

33,2%

Sand

33,7%

Silt

33,1%

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

Dominant lithology: suGLiMaggregated to Mayo Danay

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
10,9g/kg
Clay
30,8%
Sand
34,6%
Silt
34,6%
5–15 cm
pH H₂O
6,8
Org. C
7,7g/kg
Clay
32,0%
Sand
34,6%
Silt
33,3%
15–30 cm
pH H₂O
7,0
Org. C
5,4g/kg
Clay
36,7%
Sand
31,8%
Silt
31,5%

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

Land cover

Forest2.5%
Crops37.6%
Built-up0.6%
Bare soil2.2%
Other (grassland, water…)57.2%

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

Hydrology12 basins · 6 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

67,2km

Lake surface here

115,85km²

Basins crossed

12

Max stream order

6

Max drainage

74 533km²

Discharge in basins

65,1m³/s

Mean precip.

729mm/an

Mean T°

28,3°C

Moisture idx

-0,65

Mean runoff

96mm/an

Mean elev. (basins)

326m

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

56,9%

Pesticides

1,3kg/km²

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

Protected areas1

IUCN Not Reported · 1

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