HydroBASINS lev08 watershed · #4080029650
Bassin de Parvathy Puthanar
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 : Kollam, Thiruvananthapuram
Sub-basin area
193,8km²
Upstream area
193,8km²
Discharge
7,23m³/s
Mean elev.
39m
Species present
314 distinct species · 19 926 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Parvathy Puthanar : 36 espèces reliées par 60 interactions GloBI sur 4 types (connectance 6.1%, 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°
26,8°C
Annual rain
2 239mm
Moisture idx (CMI)
0,39
Runoff
1 131mm/an
PET
1 359mm
AET
1 129mm
Mean slope
2,4°
Water table
128cm
Forest
9%
Crops
97%
Urban
92%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)