Ontologia

Department · GAB

Ogoulou

Gabon

AwTropical, savannah(92 %)

Species observed

1 927

Observations

18 538

Area

9 347,4km²

Ecological tissue

Sample of 2 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 Ogoulou : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

1 927 distinct species · 18 538 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

18 538 obs · 180 cellules
Obs. / cellule
≥ 1 198
278–1 197
70–277
13–69
< 13

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

Climate

Mean T°

23,0°C

Annual rain

2 366mm

Warmest m°

28,7°C

Coldest m°

18,6°C

Elevation: 566 m on average (min 109 m, max 902 m)

Bioclimatic detailsExpert
Annual mean temp.
23,0°C
Annual rain
2 366mm
Warmest month
28,7°C
Coldest month
18,6°C
Mean alt.
566m
Min
109m
Max
902m
Std. dev.
138m
Köppen-Geiger (dominant)
AwTropical, savannah(92 %)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

35,2g/kg

Clay

32,3%

Sand

49,3%

Silt

18,4%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
48,2g/kg
Clay
31,5%
Sand
49,7%
Silt
18,8%
5–15 cm
pH H₂O
4,8
Org. C
35,9g/kg
Clay
31,8%
Sand
49,8%
Silt
18,3%
15–30 cm
pH H₂O
4,8
Org. C
21,4g/kg
Clay
33,4%
Sand
48,4%
Silt
18,2%

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

Land cover

Forest97.5%
Crops0.0%
Built-up0.0%
Bare soil0.0%
Other (grassland, water…)2.5%

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

Hydrology24 basins · 0 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

745,3km

Basins crossed

24

Max stream order

6

Max drainage

12 147km²

Discharge in basins

608,3m³/s

Mean precip.

2 025mm/an

Mean T°

23,7°C

Moisture idx

0,16

Mean runoff

875mm/an

Mean elev. (basins)

585m

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

0,3%

Pesticides

15,4kg/km²

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

Protected areas4

IUCN II · 2IUCN Not Applicable · 1IUCN Not Reported · 1

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