Ontologia

Commune · CMR

Dir

Cameroon

AwTropical, savannah(100 %)

Species observed

393

Observations

1 335

Area

7 023,9km²

Ecological tissue

Sample of 3 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 Dir : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

393 distinct species · 1 335 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 335 obs · 61 cellules
Obs. / cellule
≥ 127
68–126
25–67
3–24
< 3

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

Climate

Mean T°

23,4°C

Annual rain

1 786mm

Warmest m°

33,4°C

Coldest m°

18,1°C

Elevation: 939 m on average (min 788 m, max 1 128 m)

Bioclimatic detailsExpert
Annual mean temp.
23,4°C
Annual rain
1 786mm
Warmest month
33,4°C
Coldest month
18,1°C
Mean alt.
939m
Min
788m
Max
1 128m
Std. dev.
53m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

5,5

Org. C

21,1g/kg

Clay

37,3%

Sand

39,3%

Silt

23,4%

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

Dominant lithology: ssGLiMaggregated to Mbéré

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
27,7g/kg
Clay
35,2%
Sand
40,9%
Silt
23,9%
5–15 cm
pH H₂O
5,5
Org. C
22,3g/kg
Clay
36,3%
Sand
39,9%
Silt
23,8%
15–30 cm
pH H₂O
5,5
Org. C
13,2g/kg
Clay
40,3%
Sand
37,2%
Silt
22,5%

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

Land cover

Forest53.9%
Crops0.3%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)45.8%

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

Hydrology19 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

161,6km

Basins crossed

19

Max stream order

5

Max drainage

6 821km²

Discharge in basins

233,8m³/s

Mean precip.

1 572mm/an

Mean T°

23,0°C

Moisture idx

-0,07

Mean runoff

434mm/an

Mean elev. (basins)

937m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

3,0%

Pesticides

1,6kg/km²

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