HydroBASINS lev08 watershed · #4081104810
Bassin de Bennihalla
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 3 administrative regions : Belgaum, Dharwad, Gadag
Sub-basin area
356,1km²
Upstream area
3 404,6km²
Discharge
19,21m³/s
Mean elev.
590m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #40811058701283 km²
- Bassin de Bennihalla523 km²
3 dept-equivalent regions (GADM L2)
- 198.8 km²56.0% of basin
- 131.0 km²36.9% of basin
- 25.0 km²7.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
62 distinct species · 158 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Bennihalla : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 26 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 3 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°
25,5°C
Annual rain
658mm
Moisture idx (CMI)
-0,62
Runoff
152mm/an
PET
1 714mm
AET
555mm
Mean slope
0,5°
Water table
82cm
Forest
14%
Crops
94%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)