Ontologia

Pays · GAB

Gabon

AwTropical, savannah(86 %)

Species observed

11 631

Observations

510 335

Area

264 549,8km²

Ecological tissue

Sample of 16 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 Gabon : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 15 interactions GloBI documentées sur 1 type (connectance 12.5%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
16
Interactions affichées
15
Connectance
0.125
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

11 631 distinct species · 510 335 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

510 335 obs · 155 cellules
Obs. / cellule
≥ 25 423
7 107–25 422
3 407–7 106
2 024–3 406
< 2 024

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

24,3°C

Annual rain

2 029mm

Warmest m°

29,6°C

Coldest m°

19,9°C

Elevation: 360 m on average (min -110 m, max 902 m)

Bioclimatic detailsExpert
Annual mean temp.
24,3°C
Annual rain
2 029mm
Warmest month
29,6°C
Coldest month
19,9°C
Mean alt.
360m
Min
-110m
Max
902m
Std. dev.
215m
Köppen-Geiger (dominant)
AwTropical, savannah(86 %)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

31,9g/kg

Clay

36,7%

Sand

45,7%

Silt

17,7%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,8
Org. C
44,0g/kg
Clay
35,2%
Sand
46,8%
Silt
18,0%
5–15 cm
pH H₂O
4,8
Org. C
31,4g/kg
Clay
36,0%
Sand
46,2%
Silt
17,8%
15–30 cm
pH H₂O
4,8
Org. C
20,2g/kg
Clay
38,8%
Sand
44,0%
Silt
17,2%

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

Land cover

Forest87.8%
Crops0.6%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)11.6%

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

Hydrology421 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

17 443,5km

Lake surface here

1 776,73km²

Basins crossed

421

Max stream order

7

Max drainage

215 218km²

Discharge in basins

104 368,5m³/s

Mean precip.

1 851mm/an

Mean T°

24,5°C

Moisture idx

0,12

Mean runoff

811mm/an

Mean elev. (basins)

378m

Watersheds crossing here

412 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

4,7%

Pesticides

17,1kg/km²

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

Protected areas71

Country WDPA breakdown
Not Reported77 943 km²(40)
II34 010 km²(17)
Not Applicable7 903 km²(2)
IV3 966 km²(1)
VI2 398 km²(1)
IUCN Not Reported · 41IUCN II · 20IUCN Not Applicable · 4IUCN IV · 3IUCN VI · 3🌊 Marine · 34📍 Point sites · 2

Bas Ogooue

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2009

13 637 km²

Odzala Kokoua

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2012

13 605 km²

Complete list

+ 11 protected areas (top 60 shown)

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