Ontologia

Sub-prefecture · CAF

Djemah

Central African Republic

AwTropical, savannah(100 %)

Species observed

68

Observations

216

Area

33 917,3km²

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 Djemah : 10 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 1 type (connectance 23.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
25
Connectance
0.238
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

68 distinct species · 216 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

216 obs · 62 cellules
Obs. / cellule
≥ 37
6–36
3–5
2–2
< 2

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

Climate

Mean T°

25,4°C

Annual rain

1 432mm

Warmest m°

34,9°C

Coldest m°

20,1°C

Elevation: 688 m on average (min 578 m, max 898 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
1 432mm
Warmest month
34,9°C
Coldest month
20,1°C
Mean alt.
688m
Min
578m
Max
898m
Std. dev.
51m
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

5,7

Org. C

21,8g/kg

Clay

28,7%

Sand

47,6%

Silt

23,8%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
30,8g/kg
Clay
27,0%
Sand
48,9%
Silt
24,1%
5–15 cm
pH H₂O
5,7
Org. C
23,4g/kg
Clay
28,5%
Sand
47,6%
Silt
23,9%
15–30 cm
pH H₂O
5,7
Org. C
11,1g/kg
Clay
30,5%
Sand
46,2%
Silt
23,3%

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

Land cover

Forest46.0%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)54.0%

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

Hydrology73 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

1 045,4km

Basins crossed

73

Max stream order

5

Max drainage

15 716km²

Discharge in basins

692,2m³/s

Mean precip.

1 395mm/an

Mean T°

24,9°C

Moisture idx

-0,27

Mean runoff

226mm/an

Mean elev. (basins)

695m

Watersheds crossing here

64 more basins

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

Human pressure

Pop. density

0hab/km²

Built-up

0,0%

Pesticides

0,1kg/km²

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

Protected areas1

IUCN IV · 1

Zemongo

IUCN IV

Faunal Reserve · 1940

13 675 km²

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