Ontologia

Rivière· 26 segments

Ríu Narcea

Crosses 1 administrative regions : Asturias

rivière

Total length

76km

Max discharge

49,5m³/s

Max Strahler

4

Segments matched

26

River geography1 admin regions · 0 communes

Parent watershed

hybas-20805793001862 km²

1 administrative regions crossed (GADM L2)

  • Asturias
    Principado de Asturias · Spain
    95.5 km
    in this dpt

5 intersecting protected areas

  • Peña Manteca-Genestaza

    IUCN Not Reported

    Site of Community Importance (Habitats Directive)

  • Río Nalón

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Río Narcea

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Cuenca del Alto Narcea

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Río Pigüeña

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

1 page = 1 named river (aggregation of 26 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

193 distinct species · 879 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Ríu Narcea : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 107 interactions GloBI sur 6 types (connectance 13.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
107
Connectance
0.131
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

76km

Max discharge

49,5m³/s

Max Strahler

4

Segments matched

26

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.