La Mare de Dan Doutchi
IUCN IbWetland of International Importance (Ramsar Site) · 2005
384 km²
Commune · NER
Illela
Niger
BWhArid, desert, hot(99 %)
Species observed
301
Observations
1 094
Area
6 467,2km²
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 Illela : 10 espèces reliées par 9 interactions GloBI sur 2 types (connectance 16.4%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
11
Interactions affichées
9
Connectance
0.164
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
301 distinct species · 1 094 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
29,1°C
Annual rain
371mm
Warmest m°
40,4°C
Coldest m°
15,3°C
Elevation: 308 m on average (min 253 m, max 475 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
29,1°C
Annual rain
371mm
Warmest month
40,4°C
Coldest month
15,3°C
Mean alt.
308m
Min
253m
Max
475m
Std. dev.
36m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
4,1g/kg
Clay
17,7%
Sand
67,3%
Silt
15,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Illéla
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
4,8g/kg
Clay
15,9%
Sand
69,2%
Silt
14,9%
5–15 cm
pH H₂O
6,4
Org. C
4,1g/kg
Clay
18,0%
Sand
66,7%
Silt
15,2%
15–30 cm
pH H₂O
6,3
Org. C
3,5g/kg
Clay
19,1%
Sand
66,1%
Silt
14,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.5%
Crops19.9%
Built-up0.2%
Bare soil22.2%
Other (grassland, water…)56.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology22 basins · 13 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
158,6km
Lake surface here
10,75km²
Basins crossed
22
Max stream order
5
Max drainage
24 083km²
Discharge in basins
16,5m³/s
Mean precip.
379mm/an
Mean T°
28,9°C
Moisture idx
-0,82
Mean runoff
14mm/an
Mean elev. (basins)
315m
Watersheds crossing here
- Bassin de la Maggiasub-area875,3 km²overlap872.10 km²13%
- Bassin de Dogon Tapkisub-area2 446,2 km²overlap773.16 km²12%
- Basin #51950sub-area715,4 km²overlap712.13 km²11%
- Bassin de Kôramasub-area2 235,2 km²overlap646.77 km²10%
- Basin #49810sub-area1 214 km²overlap599.52 km²9%
- Bassin de la Maggiasub-area1 557,5 km²overlap589.43 km²9%
- Bassin de la Maggiasub-area1 976,1 km²overlap552.75 km²9%
- Basin #52280sub-area368,2 km²overlap324.85 km²5%
- Bassin de la Maggiasub-area1 150,3 km²overlap305.80 km²5%
13 more basinssorted by overlap
- Basin #54490sub-area257,9 km²overlap218.08 km²3%
- Bassin de la Maggiasub-area210,3 km²overlap209.53 km²3%
- Basin #36340sub-area347,1 km²overlap153.88 km²2%
- Basin #38190sub-area123 km²overlap122.53 km²2%
- Basin #54660sub-area560,4 km²overlap100.11 km²2%
- Bassin de la Maggiasub-area626,2 km²overlap84.10 km²1%
- Basin #38070sub-area517,5 km²overlap69.28 km²1%
- Basin #38370sub-area1 648 km²overlap35.92 km²1%
- Bassin de Rimasub-area4 826,2 km²overlap32.08 km²0%
- Basin #38540sub-area364,7 km²overlap26.58 km²0%
- Basin #36230sub-area135,2 km²overlap25.86 km²0%
- Basin #68470sub-area586,3 km²overlap12.23 km²0%
- Basin #68350sub-area416 km²overlap0.44 km²0%
Lakes (13, top by area)
- Mare de Dan Doutchiarea6,8 km²avg depth2.7 m
- Lac 1397645area0,8 km²avg depth2.0 m
- Lac 1397619area0,8 km²avg depth1.9 m
- Lac 1397328area0,6 km²avg depth1.7 m
- Lac 1397579area0,4 km²avg depth2.5 m
- Lac 1397740area0,3 km²avg depth2.8 m
- Lac 1397584area0,2 km²avg depth1.5 m
- Lac 1397751area0,2 km²avg depth1.8 m
- Lac 1397506area0,2 km²avg depth1.8 m
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,0nW
Built-up
23,5%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Ib · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN