Ontologia

Commune · BEN

Dassa I

Benin

AwTropical, savannah(100 %)

Species observed

343

Observations

1 604

Area

22,8km²

Ecological tissue

Sample of 32 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 Dassa I : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 3 types (connectance 7.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
41
Connectance
0.073
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

343 distinct species · 1 604 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 604 obs · 2 cellules
Obs. / cellule
≥ 1 484
1 484–1 483
1 484–1 483
1 484–1 483
< 1 484

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 210mm

Warmest m°

35,8°C

Coldest m°

21,4°C

Elevation: 172 m on average (min 146 m, max 210 m)

Bioclimatic detailsExpert
Annual mean temp.
26,9°C
Annual rain
1 210mm
Warmest month
35,8°C
Coldest month
21,4°C
Mean alt.
172m
Min
146m
Max
210m
Std. dev.
11m
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

13,0g/kg

Clay

14,2%

Sand

69,0%

Silt

16,8%

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

Dominant lithology: mtGLiMaggregated to Dassa-Zoumè

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
20,3g/kg
Clay
16,4%
Sand
66,0%
Silt
17,5%
5–15 cm
pH H₂O
6,2
Org. C
11,2g/kg
Clay
12,3%
Sand
71,0%
Silt
16,7%
15–30 cm
pH H₂O
6,2
Org. C
7,5g/kg
Clay
14,0%
Sand
70,0%
Silt
16,0%

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

Land cover

Forest10.3%
Crops37.9%
Built-up5.4%
Bare soil0.1%
Other (grassland, water…)46.3%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

39 242km²

Discharge in basins

1,4m³/s

Mean precip.

1 107mm/an

Mean T°

27,5°C

Moisture idx

-0,39

Mean runoff

267mm/an

Mean elev. (basins)

111m

Watersheds crossing here

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

Human pressure

Pop. density

11hab/km²

Night light

0,7nW

Built-up

542,7%

Pesticides

13,8kg/km²

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