HydroBASINS lev08 watershed · #6080039860
Bassin de Río San Pedro
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 : Chiloé
Sub-basin area
1 026,6km²
Upstream area
1 026,8km²
Discharge
48,44m³/s
Mean elev.
219m
Administrative coverage
3 intersecting protected areas
Humedales de la Cuenca de Chepu
IUCN Not ReportedNature Sanctuary
26.81 km² overlap
Chiloé
IUCN Not ReportedNational Park
6.30 km² overlap
Alerzales existentes en el Fundo Potrero de Anay
IUCN Not ReportedNature Sanctuary
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
642 distinct species · 10 567 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 San Pedro : 32 espèces reliées par 38 interactions GloBI sur 5 types (connectance 5.4%, 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°
9,7°C
Annual rain
2 330mm
Moisture idx (CMI)
0,72
Runoff
1 537mm/an
PET
653mm
AET
642mm
Mean slope
6,3°
Water table
311cm
Forest
89%
Crops
1%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)