Ontologia

Commune · BEN

Challa-Ogoi

Benin

AwTropical, savannah(100 %)

Species observed

378

Observations

769

Area

358,9km²

Ecological tissue

Sample of 4 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 Challa-Ogoi : 3 espèces reliées par 2 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
2
Connectance
0.333
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

378 distinct species · 769 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

769 obs · 12 cellules
Obs. / cellule
≥ 149
141–148
122–140
44–121
< 44

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

Climate

Mean T°

26,9°C

Annual rain

1 131mm

Warmest m°

36,0°C

Coldest m°

20,7°C

Elevation: 237 m on average (min 172 m, max 306 m)

Bioclimatic detailsExpert
Annual mean temp.
26,9°C
Annual rain
1 131mm
Warmest month
36,0°C
Coldest month
20,7°C
Mean alt.
237m
Min
172m
Max
306m
Std. dev.
25m
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

6,2

Org. C

16,8g/kg

Clay

15,7%

Sand

63,8%

Silt

20,5%

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

Dominant lithology: mtGLiMaggregated to Ouèssè

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
26,1g/kg
Clay
17,5%
Sand
61,5%
Silt
21,0%
5–15 cm
pH H₂O
6,2
Org. C
15,7g/kg
Clay
13,9%
Sand
65,1%
Silt
21,0%
15–30 cm
pH H₂O
6,1
Org. C
8,6g/kg
Clay
15,5%
Sand
64,9%
Silt
19,6%

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

Land cover

Forest27.5%
Crops31.6%
Built-up0.2%
Bare soil0.0%
Other (grassland, water…)40.7%

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

Hydrology4 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

32,4km

Basins crossed

4

Max stream order

5

Max drainage

9 528km²

Discharge in basins

7,2m³/s

Mean precip.

1 081mm/an

Mean T°

27,1°C

Moisture idx

-0,42

Mean runoff

140mm/an

Mean elev. (basins)

230m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

20,6%

Pesticides

15,4kg/km²

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

Protected areas3

IUCN Not Reported · 3

Okpara

IUCN Not Reported

Forest Reserve

2 533 km²

Opara

IUCN Not Reported

Game Reserve · 1973

2 157 km²

Toui-Kilibo

IUCN Not Reported

Classified Forest · 1942

476 km²

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