Zone de confluence Mouhoun-Sourou
IUCN VIWetland of International Importance (Ramsar Site) · 2017
232 km²
Commune · BFA
Dedougou
Burkina Faso
BShArid, steppe, hot(64 %)
Species observed
286
Observations
2 165
Area
1 353,6km²
Ecological tissue
Sample of 11 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 Dedougou : 10 espèces + 1 bulle famille, 8 interactions GloBI documentées sur 3 types (connectance 14.5%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
11
Interactions affichées
8
Connectance
0.145
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
286 distinct species · 2 165 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
28,7°C
Annual rain
801mm
Warmest m°
39,9°C
Coldest m°
17,6°C
Elevation: 280 m on average (min 254 m, max 315 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
28,7°C
Annual rain
801mm
Warmest month
39,9°C
Coldest month
17,6°C
Mean alt.
280m
Min
254m
Max
315m
Std. dev.
15m
Köppen-Geiger (dominant)
BShArid, steppe, hot(64 %)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
8,6g/kg
Clay
27,8%
Sand
46,9%
Silt
25,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Mouhoun
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
10,8g/kg
Clay
23,6%
Sand
50,0%
Silt
26,5%
5–15 cm
pH H₂O
6,4
Org. C
8,9g/kg
Clay
26,5%
Sand
47,8%
Silt
25,8%
15–30 cm
pH H₂O
6,3
Org. C
6,1g/kg
Clay
33,3%
Sand
42,9%
Silt
23,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.2%
Crops35.0%
Built-up0.7%
Bare soil0.4%
Other (grassland, water…)56.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
97,2km
Basins crossed
9
Max stream order
7
Max drainage
52 290km²
Discharge in basins
28,8m³/s
Mean precip.
795mm/an
Mean T°
28,5°C
Moisture idx
-0,60
Mean runoff
46mm/an
Mean elev. (basins)
286m
Watersheds crossing here
- Bassin du Mouhounsub-area546,8 km²overlap267.13 km²20%
- Bassin de Duisub-area262,1 km²overlap260.98 km²19%
- Bassin de Sonabousub-area1 415,6 km²overlap225.46 km²17%
- Bassin de Koyaresub-area377,3 km²overlap213.03 km²16%
- Basin #23390sub-area710,7 km²overlap175.82 km²13%
- Bassin du Mouhounsub-area915,9 km²overlap82.52 km²6%
- Bassin du Mouhounsub-area574,9 km²overlap57.95 km²4%
- Bassin du Mouhounsub-area170,2 km²overlap48.01 km²4%
- Bassin du Mouhounsub-area33,8 km²overlap22.75 km²2%
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,1nW
Built-up
66,0%
Pesticides
1,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN VI · 1IUCN Not Reported · 1
Confluent du Sourou-Volta Noire
IUCN Not ReportedClassified Forest · 1937
158 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN