HydroBASINS lev08 watershed · #4080954960
Bassin de Som
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 2 administrative regions : Dungarpur, Udaipur
Sub-basin area
390,6km²
Upstream area
2 179,2km²
Discharge
14,24m³/s
Mean elev.
290m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Som1355 km²
- Bassin de Gangri434 km²
2 dept-equivalent regions (GADM L2)
- 197.8 km²50.8% of basin
- 191.9 km²49.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
122 distinct species · 880 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 Som : 17 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 2 types (connectance 9.8%, filtre Serrano α=0.2). 7 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°
26,1°C
Annual rain
573mm
Moisture idx (CMI)
-0,68
Runoff
239mm/an
PET
1 777mm
AET
484mm
Mean slope
3,3°
Water table
223cm
Forest
1%
Crops
42%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)