HydroBASINS lev08 watershed · #6080923990
Bassin de Estero Coyanco
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 1 administrative regions : Bío-Bío
Sub-basin area
219km²
Upstream area
11 260,6km²
Discharge
467,26m³/s
Mean elev.
90m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Bureo1396 km²
- Bassin de Estero Paillihue117 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
246 distinct species · 1 910 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Estero Coyanco : 24 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 5 types (connectance 8.3%, 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°
13,5°C
Annual rain
1 228mm
Moisture idx (CMI)
0,01
Runoff
1 264mm/an
PET
1 214mm
AET
671mm
Mean slope
0,7°
Water table
85cm
Forest
32%
Crops
35%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)