Ruisseau· 16 segments
Río Pigüeña
Crosses 1 administrative regions : Asturias
Total length
46km
Max discharge
10,4m³/s
Max Strahler
3
Segments matched
16
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- AsturiasPrincipado de Asturias · Spain54.2 kmin this dpt
8 intersecting protected areas
Ubiña-La Mesa
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Somiedo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Somiedo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Somiedo
IUCN VINatural Park
Montovo-La Mesa
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Peña Manteca-Genestaza
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Río Narcea
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Río Pigüeña
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
299 distinct species · 743 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Río Pigüeña : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 100 interactions GloBI sur 6 types (connectance 8.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
46km
Max discharge
10,4m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.