HydroBASINS lev08 watershed · #4080883690
Bassin de Ghaghara
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 : Ambedkar Nagar, Azamgarh, Deoria, Gorakhpur, Mau
Sub-basin area
1 497,6km²
Upstream area
97 223,6km²
Discharge
2 547,67m³/s
Mean elev.
78m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ghaghara427 km²
- Bassin de Ghaghara165 km²
5 dept-equivalent regions (GADM L2)
- Azamgarh667.2 km²44.6% of basin
- Gorakhpur582.6 km²39.0% of basin
- 120.4 km²8.1% of basin
- 94.2 km²6.3% of basin
- Deoria30.5 km²2.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
145 distinct species · 411 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Ghaghara : 25 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 4 types (connectance 8.1%, filtre Serrano α=0.2). 8 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°
25,7°C
Annual rain
1 129mm
Moisture idx (CMI)
-0,32
Runoff
390mm/an
PET
1 671mm
AET
800mm
Mean slope
0,1°
Water table
11cm
Forest
0%
Crops
85%
Urban
7%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)