HydroBASINS lev08 watershed · #6080257720
Bassin de Río Chanchán
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 8 administrative regions : Alausí, Cañar, Chunchi, Coronel Marcelino Maridueña, Cumanda +3
Sub-basin area
1 526,2km²
Upstream area
1 526,2km²
Discharge
12,59m³/s
Mean elev.
2 744m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
8 dept-equivalent regions (GADM L2)
1 intersecting protected areas
Sangay
IUCN IINational Park
20.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 963 distinct species · 26 375 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 Chanchán : 18 espèces reliées par 30 interactions GloBI sur 3 types (connectance 10.9%, 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°
12,5°C
Annual rain
845mm
Moisture idx (CMI)
-0,32
Runoff
647mm/an
PET
1 201mm
AET
651mm
Mean slope
16,2°
Water table
592cm
Forest
7%
Crops
28%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)