Ontologia

Commune · BEN

Tchetti

Benin

AwTropical, savannah(100 %)

Species observed

467

Observations

3 581

Area

272,9km²

Ecological tissue

Sample of 21 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 Tchetti : 20 espèces reliées par 21 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
21
Connectance
0.100
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

467 distinct species · 3 581 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 581 obs · 9 cellules
Obs. / cellule
≥ 2 121
2 121–2 120
329–2 120
172–328
< 172

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 166mm

Warmest m°

35,8°C

Coldest m°

21,3°C

Elevation: 200 m on average (min 147 m, max 266 m)

Bioclimatic detailsExpert
Annual mean temp.
26,9°C
Annual rain
1 166mm
Warmest month
35,8°C
Coldest month
21,3°C
Mean alt.
200m
Min
147m
Max
266m
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

6,3

Org. C

13,9g/kg

Clay

16,4%

Sand

63,6%

Silt

20,0%

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

Dominant lithology: mtGLiMaggregated to Savalou

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
21,3g/kg
Clay
19,3%
Sand
60,6%
Silt
20,1%
5–15 cm
pH H₂O
6,3
Org. C
13,3g/kg
Clay
13,6%
Sand
65,9%
Silt
20,5%
15–30 cm
pH H₂O
6,3
Org. C
7,1g/kg
Clay
16,4%
Sand
64,3%
Silt
19,4%

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

Land cover

Forest24.0%
Crops34.9%
Built-up0.4%
Bare soil0.0%
Other (grassland, water…)40.7%

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

Hydrology4 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

12,5km

Basins crossed

4

Max stream order

4

Max drainage

3 664km²

Discharge in basins

3,7m³/s

Mean precip.

1 063mm/an

Mean T°

27,1°C

Moisture idx

-0,42

Mean runoff

176mm/an

Mean elev. (basins)

189m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

38,7%

Pesticides

12,8kg/km²

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