HydroBASINS lev08 watershed · #4081145190
Bassin de Kaveri
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 : Dharmapuri, Erode, Salem
Sub-basin area
2 479,9km²
Upstream area
43 653,6km²
Discharge
208,91m³/s
Mean elev.
404m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Minnatta1718 km²
- Bassin de Kaveri236 km²
3 dept-equivalent regions (GADM L2)
- Dharmapuri1234.0 km²50.0% of basin
- Salem853.2 km²34.5% of basin
- Erode383.0 km²15.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
693 distinct species · 154 699 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 Kaveri : 26 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 3 types (connectance 8.3%, filtre Serrano α=0.2). 6 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°
27,0°C
Annual rain
834mm
Moisture idx (CMI)
-0,53
Runoff
88mm/an
PET
1 782mm
AET
703mm
Mean slope
5,4°
Water table
451cm
Forest
44%
Crops
53%
Urban
15%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)