Ontologia

Commune · BFA

Koalla

Burkina Faso

BShArid, steppe, hot(100 %)

Species observed

107

Observations

1 029

Area

1 957,5km²

Ecological tissue

Sample of 3 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 Koalla : 2 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

107 distinct species · 1 029 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 029 obs · 25 cellules
Obs. / cellule
≥ 231
95–230
43–94
18–42
< 18

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

Climate

Mean T°

29,0°C

Annual rain

538mm

Warmest m°

40,4°C

Coldest m°

16,2°C

Elevation: 273 m on average (min 249 m, max 324 m)

Bioclimatic detailsExpert
Annual mean temp.
29,0°C
Annual rain
538mm
Warmest month
40,4°C
Coldest month
16,2°C
Mean alt.
273m
Min
249m
Max
324m
Std. dev.
12m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid

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

5,3g/kg

Clay

22,2%

Sand

61,7%

Silt

16,1%

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

Dominant lithology: mtGLiMaggregated to Gnagna

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
6,3g/kg
Clay
18,9%
Sand
64,8%
Silt
16,3%
5–15 cm
pH H₂O
6,4
Org. C
5,4g/kg
Clay
20,8%
Sand
62,9%
Silt
16,3%
15–30 cm
pH H₂O
6,4
Org. C
4,1g/kg
Clay
27,0%
Sand
57,3%
Silt
15,7%

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

Land cover

Forest4.6%
Crops25.2%
Built-up0.2%
Bare soil3.5%
Other (grassland, water…)66.6%

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

Hydrology12 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

144,5km

Lake surface here

0,35km²

Basins crossed

12

Max stream order

6

Max drainage

16 195km²

Discharge in basins

45,6m³/s

Mean precip.

548mm/an

Mean T°

28,5°C

Moisture idx

-0,74

Mean runoff

21mm/an

Mean elev. (basins)

278m

Watersheds crossing here

3 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Built-up

17,5%

Pesticides

1,3kg/km²

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