Rivière· 9 segments
Arroyo Grande
Crosses 3 administrative regions : León, Salamanca, Zamora
Total length
1 573km
Max discharge
51,6m³/s
Max Strahler
5
Segments matched
9
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
9 intersecting protected areas
Arribes del Duero - ZEPA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Arribes del Duero
IUCN VNatural Park
Arribes del Duero
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Campo de Argañán - ZEPA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Campo de Argañán
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Riberas de los Ríos Huebra, Yeltes, Uces y afluentes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Riberas de los Ríos Huebra y Yeltes
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Riberas del Río Órbigo y afluentes
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Riberas del Río Águeda
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
955 distinct species · 5 886 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Arroyo Grande : 17 espèces reliées par 76 interactions GloBI sur 6 types (connectance 21.7%, filtre Serrano α=0.2). 10 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
1 573km
Max discharge
51,6m³/s
Max Strahler
5
Segments matched
9
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.