Rivière· 13 segments
Río Asón
Crosses 2 administrative regions : Cantabria, Vizcaya
Total length
41km
Max discharge
11,7m³/s
Max Strahler
4
Segments matched
13
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
12 intersecting protected areas
Montaña oriental
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Montaña Oriental
IUCN VINatura 2000
Marismas de Santoña, Victoria y Joyel y Ría de Ajo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Marismas de Santoña, Victoria, Joyel y Ría de Ajo
IUCN Not AssignedNatura 2000
Natural Park
Collados del Asón
IUCN VNatural Park
Marismas de Santoña, Victoria y Joyel
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Marismas de Santoña, Victoria y Joyel
IUCN Not AssignedNatura 2000
Armañón
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
253 distinct species · 1 573 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Asón : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 86 interactions GloBI sur 6 types (connectance 10.5%, filtre Serrano α=0.2). 13 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
41km
Max discharge
11,7m³/s
Max Strahler
4
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.