Delta Intérieur du Niger
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2004
40 802 km²
Commune · MLI
Youvarou
Mali
BWhArid, desert, hot(100 %)
Species observed
58
Observations
127
Area
891,6km²
Ecological tissue
Sample of 15 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 Youvarou : 13 espèces reliées par 11 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
15
Interactions affichées
11
Connectance
0.105
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
58 distinct species · 127 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
29,8°C
Annual rain
331mm
Warmest m°
41,0°C
Coldest m°
15,9°C
Elevation: 263 m on average (min 259 m, max 265 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
29,8°C
Annual rain
331mm
Warmest month
41,0°C
Coldest month
15,9°C
Mean alt.
263m
Min
259m
Max
265m
Std. dev.
1m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,9
Org. C
6,2g/kg
Clay
26,2%
Sand
54,8%
Silt
19,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: wbGLiMaggregated to Youwarou
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,8
Org. C
7,7g/kg
Clay
24,6%
Sand
56,0%
Silt
19,3%
5–15 cm
pH H₂O
6,8
Org. C
5,8g/kg
Clay
25,2%
Sand
55,7%
Silt
19,2%
15–30 cm
pH H₂O
6,9
Org. C
5,1g/kg
Clay
28,9%
Sand
52,7%
Silt
18,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.6%
Crops23.4%
Built-up0.1%
Bare soil12.2%
Other (grassland, water…)61.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 6 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
86,9km
Lake surface here
16,06km²
Basins crossed
8
Max stream order
8
Max drainage
336 950km²
Discharge in basins
343,8m³/s
Mean precip.
333mm/an
Mean T°
27,4°C
Moisture idx
-0,84
Mean runoff
113mm/an
Mean elev. (basins)
265m
Watersheds crossing here
- Bassin du Nigersub-area1 003,3 km²overlap301.91 km²34%
- Bassin de Diakasub-area678,3 km²overlap244.56 km²27%
- Bassin du Nigersub-area791,4 km²overlap151.92 km²17%
- Bassin du Nigersub-area253,7 km²overlap82.19 km²9%
- Bassin du Nigersub-area288 km²overlap66.97 km²8%
- Bassin du Nigersub-area120,2 km²overlap29.37 km²3%
- Bassin du Nigersub-area446,6 km²overlap9.48 km²1%
- Bassin du Nigersub-area217,6 km²overlap5.23 km²1%
Lakes (6, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
10,4%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN IV · 3IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN