Dosso
IUCN IVPartial Fauna Reserve · 1962
5 423 km²
Commune · NER
Kirtachi
Niger
BShArid, steppe, hot(100 %)
Species observed
168
Observations
438
Area
1 026,3km²
Ecological tissue
Sample of 27 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 Kirtachi : 22 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
28
Interactions affichées
33
Connectance
0.087
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
168 distinct species · 438 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
29,0°C
Annual rain
603mm
Warmest m°
40,7°C
Coldest m°
16,5°C
Elevation: 219 m on average (min 171 m, max 251 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
29,0°C
Annual rain
603mm
Warmest month
40,7°C
Coldest month
16,5°C
Mean alt.
219m
Min
171m
Max
251m
Std. dev.
21m
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
5,6
Org. C
5,2g/kg
Clay
16,4%
Sand
66,1%
Silt
17,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Kollo
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
6,8g/kg
Clay
15,1%
Sand
67,4%
Silt
17,5%
5–15 cm
pH H₂O
5,6
Org. C
4,7g/kg
Clay
15,1%
Sand
67,1%
Silt
17,8%
15–30 cm
pH H₂O
5,6
Org. C
3,9g/kg
Clay
19,0%
Sand
63,9%
Silt
17,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest5.1%
Crops23.6%
Built-up0.1%
Bare soil4.3%
Other (grassland, water…)67.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
53,9km
Basins crossed
11
Max stream order
8
Max drainage
716 275km²
Discharge in basins
2 000,7m³/s
Mean precip.
598mm/an
Mean T°
28,9°C
Moisture idx
-0,71
Mean runoff
70mm/an
Mean elev. (basins)
221m
Watersheds crossing here
- Bassin du Nigersub-area301,1 km²overlap173.92 km²17%
- Bassin du Nigersub-area232,6 km²overlap165.95 km²16%
- Bassin du Nigersub-area282,5 km²overlap131.42 km²13%
- Bassin du Nigersub-area131,9 km²overlap130.20 km²13%
- Bassin de ruisseauxsub-area415,1 km²overlap108.09 km²11%
- Bassin du Nigersub-area237 km²overlap106.29 km²10%
- Bassin de Dallol Bossosub-area614,7 km²overlap103.67 km²10%
- Bassin de Nigersub-area774,3 km²overlap57.30 km²6%
- Bassin de Dallol Bossosub-area1 444,5 km²overlap30.43 km²3%
2 more basinssorted by overlap
Rivers / streams (4, 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
8,1%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN IV · 1IUCN Ia · 1IUCN Not Applicable · 1
Parc national du W
IUCN IaWetland of International Importance (Ramsar Site) · 1987
3 851 km²
W Region
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1996
2 197 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN