Rivière· 10 segments
Ríu Nalón
Crosses 1 administrative regions : Asturias
Total length
34km
Max discharge
125,2m³/s
Max Strahler
5
Segments matched
10
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- AsturiasPrincipado de Asturias · Spain33.6 kmin this dpt
4 intersecting protected areas
Cabo Busto-Luanco
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Cabo Busto-Luanco
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Río Nalón
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Río Narcea
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
518 distinct species · 1 086 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 Ríu Nalón : 33 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 132 interactions GloBI sur 6 types (connectance 13.3%, 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
34km
Max discharge
125,2m³/s
Max Strahler
5
Segments matched
10
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.