HydroBASINS lev08 watershed · #6080831020
Bassin de Río Salado Viejo
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 : Arauco, Pomán
Sub-basin area
395,4km²
Upstream area
21 309,6km²
Discharge
33,49m³/s
Mean elev.
754m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 3 basins
- Bassin · #60800435401828 km²
- Bassin · #60808296101059 km²
- Bassin · #608082943019 km²
2 dept-equivalent regions (GADM L2)
- 351.8 km²89.1% of basin
- 43.0 km²10.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
161 distinct species · 814 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 Río Salado Viejo : 18 espèces reliées par 24 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 5 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°
19,5°C
Annual rain
298mm
Moisture idx (CMI)
-0,82
Runoff
14mm/an
PET
1 696mm
AET
250mm
Mean slope
0,4°
Water table
69cm
Forest
0%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)