Ontologia

Prefecture · caf

Ouaka

Central African Republic

AwTropical, savannah(100 %)

Species observed

1 065

Observations

4 402

Area

49 209,7km²

Ecological tissue

Sample of 14 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 Ouaka : 12 espèces reliées par 10 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
15
Interactions affichées
10
Connectance
0.095
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

1 065 distinct species · 4 402 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 402 obs · 172 cellules
Obs. / cellule
≥ 239
26–238
5–25
2–4
< 2

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

Climate

Mean T°

25,8°C

Annual rain

1 570mm

Warmest m°

35,1°C

Coldest m°

20,7°C

Elevation: 541 m on average (min 362 m, max 788 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
1 570mm
Warmest month
35,1°C
Coldest month
20,7°C
Mean alt.
541m
Min
362m
Max
788m
Std. dev.
68m
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

5,8

Org. C

23,1g/kg

Clay

30,4%

Sand

43,9%

Silt

25,6%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
31,8g/kg
Clay
29,0%
Sand
45,0%
Silt
26,0%
5–15 cm
pH H₂O
5,8
Org. C
24,9g/kg
Clay
29,8%
Sand
44,3%
Silt
25,9%
15–30 cm
pH H₂O
5,7
Org. C
12,6g/kg
Clay
32,5%
Sand
42,5%
Silt
25,0%

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

Land cover

Forest60.1%
Crops0.7%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)39.1%

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

Hydrology118 basins · 0 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

1 445,4km

Basins crossed

118

Max stream order

8

Max drainage

461 468km²

Discharge in basins

15 349,8m³/s

Mean precip.

1 451mm/an

Mean T°

24,5°C

Moisture idx

-0,23

Mean runoff

279mm/an

Mean elev. (basins)

544m

Watersheds crossing here

109 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,5%

Pesticides

0,2kg/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

Sub-administrations5