Ontologia

District · COG

Ouesso

Republic of the Congo

AmTropical, monsoon(68 %)

Species observed

2 248

Observations

11 518

Area

37 676,9km²

Ecological tissue

Sample of 31 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 Ouesso : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
33
Connectance
0.067
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

2 248 distinct species · 11 518 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 518 obs · 300 cellules
Obs. / cellule
≥ 524
85–523
10–84
3–9
< 3

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

Climate

Mean T°

24,6°C

Annual rain

1 723mm

Warmest m°

30,7°C

Coldest m°

21,0°C

Elevation: 390 m on average (min 307 m, max 779 m)

Bioclimatic detailsExpert
Annual mean temp.
24,6°C
Annual rain
1 723mm
Warmest month
30,7°C
Coldest month
21,0°C
Mean alt.
390m
Min
307m
Max
779m
Std. dev.
69m
Köppen-Geiger (dominant)
AmTropical, monsoon(68 %)Tropical

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

Soil & lithology

pH H₂O

4,8

Org. C

23,0g/kg

Clay

31,5%

Sand

55,0%

Silt

13,5%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,7
Org. C
33,4g/kg
Clay
30,1%
Sand
56,0%
Silt
13,8%
5–15 cm
pH H₂O
4,8
Org. C
22,5g/kg
Clay
30,5%
Sand
56,0%
Silt
13,6%
15–30 cm
pH H₂O
4,8
Org. C
13,1g/kg
Clay
34,0%
Sand
53,0%
Silt
13,1%

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

Land cover

Forest98.2%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)1.8%

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

Hydrology79 basins · 5 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

1 419,2km

Lake surface here

2,23km²

Basins crossed

79

Max stream order

7

Max drainage

176 843km²

Discharge in basins

14 873,5m³/s

Mean precip.

1 664mm/an

Mean T°

24,7°C

Moisture idx

-0,01

Mean runoff

290mm/an

Mean elev. (basins)

408m

Watersheds crossing here

70 more basins

Lakes (5, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

1,1%

Pesticides

0,1kg/km²

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

Protected areas12

IUCN Not Reported · 5IUCN II · 4IUCN Not Applicable · 3

Grands affluents

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2007

57 247 km²

Odzala Kokoua

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2012

13 605 km²

Complete list

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