Ruisseau
Regueira de Sianca o Xianca
Crosses 1 administrative regions : Asturias
Total length
3km
Max discharge
2,1m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- AsturiasPrincipado de Asturias · Spain23.2 kmin this dpt
6 intersecting protected areas
Natural Park
Fuentes del Narcea, Degaña e Ibias
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Fuentes del Narcea y del Ibias
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Muniellos
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Muniellos
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Muniellos
IUCN IaNature Reserve (Integral)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
569 distinct species · 2 763 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Regueira de Sianca o Xianca : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 6 types (connectance 10.0%, filtre Serrano α=0.2). 17 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
3km
Max discharge
2,1m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.