Ontologia

Commune · BEN

Sam

Benin

AwTropical, savannah(100 %)

Species observed

244

Observations

492

Area

222,6km²

Ecological tissue

Sample of 7 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 Sam : 7 espèces reliées par 5 interactions GloBI sur 2 types (connectance 23.8%, filtre Serrano α=0.2).

Espèces affichées
7
Interactions affichées
5
Connectance
0.238
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

244 distinct species · 492 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

492 obs · 8 cellules
Obs. / cellule
≥ 175
175–174
92–174
72–91
< 72

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

Climate

Mean T°

28,3°C

Annual rain

1 026mm

Warmest m°

39,1°C

Coldest m°

19,1°C

Elevation: 289 m on average (min 255 m, max 326 m)

Bioclimatic detailsExpert
Annual mean temp.
28,3°C
Annual rain
1 026mm
Warmest month
39,1°C
Coldest month
19,1°C
Mean alt.
289m
Min
255m
Max
326m
Std. dev.
15m
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

6,4

Org. C

9,0g/kg

Clay

25,0%

Sand

48,7%

Silt

26,3%

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

Dominant lithology: mtGLiMaggregated to Kandi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
12,4g/kg
Clay
22,7%
Sand
50,1%
Silt
27,2%
5–15 cm
pH H₂O
6,4
Org. C
9,1g/kg
Clay
25,0%
Sand
49,0%
Silt
26,0%
15–30 cm
pH H₂O
6,3
Org. C
5,6g/kg
Clay
27,1%
Sand
47,2%
Silt
25,7%

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

Land cover

Forest7.8%
Crops40.1%
Built-up0.6%
Bare soil0.2%
Other (grassland, water…)51.3%

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

1 689km²

Discharge in basins

0,9m³/s

Mean precip.

1 027mm/an

Mean T°

27,4°C

Moisture idx

-0,48

Mean runoff

131mm/an

Mean elev. (basins)

286m

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

61,0%

Pesticides

14,5kg/km²

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

Protected areas1

IUCN Not Reported · 1

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