HydroBASINS lev08 watershed · #1080744360
Bassin de Hadejia River
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Bunkure, Dawakin Kudu, Garko, Warawa, Wudil
Sub-basin area
408,4km²
Upstream area
16 845,9km²
Discharge
77,44m³/s
Mean elev.
452m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080746080706 km²
- Bassin de Hadejia River40 km²
5 dept-equivalent regions (GADM L2)
- 141.3 km²34.7% of basin
- 128.3 km²31.5% of basin
- Dawakin KuduKano · Nigeria114.7 km²28.2% of basin
- 16.6 km²4.1% of basin
- 5.9 km²1.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
231 distinct species · 487 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Hadejia River : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 4 types (connectance 4.8%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,3°C
Annual rain
798mm
Moisture idx (CMI)
-0,60
Runoff
149mm/an
PET
1 985mm
AET
674mm
Mean slope
0,6°
Water table
92cm
Forest
0%
Crops
53%
Urban
24%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)