Ontologia

Commune · BFA

Douna

Burkina Faso

AwTropical, savannah(100 %)

Species observed

71

Observations

472

Area

174km²

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 Douna : 4 espèces reliées par 2 interactions GloBI sur 2 types (connectance 20.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
5
Interactions affichées
2
Connectance
0.200
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

71 distinct species · 472 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

472 obs · 7 cellules
Obs. / cellule
≥ 343
343–342
30–342
24–29
< 24

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

Climate

Mean T°

27,6°C

Annual rain

1 038mm

Warmest m°

37,4°C

Coldest m°

20,1°C

Elevation: 334 m on average (min 297 m, max 483 m)

Bioclimatic detailsExpert
Annual mean temp.
27,6°C
Annual rain
1 038mm
Warmest month
37,4°C
Coldest month
20,1°C
Mean alt.
334m
Min
297m
Max
483m
Std. dev.
36m
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

6,1

Org. C

10,3g/kg

Clay

19,3%

Sand

62,5%

Silt

18,2%

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

Dominant lithology: vbGLiMaggregated to Léraba

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
14,5g/kg
Clay
16,0%
Sand
65,6%
Silt
18,4%
5–15 cm
pH H₂O
6,1
Org. C
9,4g/kg
Clay
19,4%
Sand
62,3%
Silt
18,3%
15–30 cm
pH H₂O
6,1
Org. C
7,1g/kg
Clay
22,6%
Sand
59,6%
Silt
17,9%

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

Land cover

Forest17.1%
Crops24.9%
Built-up0.6%
Bare soil1.5%
Other (grassland, water…)55.9%

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

Hydrology1 basins · 2 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

4,15km²

Basins crossed

1

Max drainage

1 821km²

Discharge in basins

0,5m³/s

Mean precip.

1 102mm/an

Mean T°

26,7°C

Moisture idx

-0,42

Mean runoff

117mm/an

Mean elev. (basins)

407m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

61,2%

Pesticides

2,2kg/km²

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