Ontologia

Commune · BEN

Dan

Benin

AwTropical, savannah(100 %)

Species observed

514

Observations

1 605

Area

58,6km²

Ecological tissue

Sample of 8 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 Dan : 8 espèces + 0 bulles famille, 4 interactions GloBI documentées sur 2 types (connectance 14.3%, filtre Serrano α=0.2).

Espèces affichées
8
Interactions affichées
4
Connectance
0.143
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

514 distinct species · 1 605 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 605 obs · 7 cellules
Obs. / cellule
≥ 409
409–408
350–408
212–349
< 212

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

Climate

Mean T°

26,6°C

Annual rain

1 203mm

Warmest m°

34,9°C

Coldest m°

21,4°C

Elevation: 217 m on average (min 136 m, max 252 m)

Bioclimatic detailsExpert
Annual mean temp.
26,6°C
Annual rain
1 203mm
Warmest month
34,9°C
Coldest month
21,4°C
Mean alt.
217m
Min
136m
Max
252m
Std. dev.
27m
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

6,6

Org. C

16,9g/kg

Clay

17,3%

Sand

66,9%

Silt

15,7%

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

Dominant lithology: mtGLiMaggregated to Djidja

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
28,8g/kg
Clay
21,1%
Sand
62,6%
Silt
16,4%
5–15 cm
pH H₂O
6,6
Org. C
14,0g/kg
Clay
14,6%
Sand
69,5%
Silt
15,9%
15–30 cm
pH H₂O
6,6
Org. C
7,8g/kg
Clay
16,3%
Sand
68,6%
Silt
15,0%

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

Land cover

Forest24.6%
Crops27.6%
Built-up1.4%
Bare soil0.1%
Other (grassland, water…)46.3%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

8 457km²

Discharge in basins

1,7m³/s

Mean precip.

1 082mm/an

Mean T°

27,5°C

Moisture idx

-0,39

Mean runoff

257mm/an

Mean elev. (basins)

101m

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

Human pressure

Pop. density

2hab/km²

Night light

0,0nW

Built-up

136,5%

Pesticides

14,3kg/km²

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