Rivière· 12 segments
Arroyo Grande
Crosses 3 administrative regions : Cáceres, Madrid, Toledo
Total length
1 573km
Max discharge
12,3m³/s
Max Strahler
4
Segments matched
12
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
9 intersecting protected areas
Sierra de San Vicente y valles del Tiétar y Alberche
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Sierra de San Vicente y valles del Tiétar y Alberche
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Monfragüe y las Dehesas del Entorno
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Monfragüe
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Encinares del río Alberche y río Cofio
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Cuencas de los ríos Alberche y Cofio
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Ríos Alagon y Jerte
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Arroyos Barbaon y Calzones
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sotos del río Alberche
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
155 distinct species · 342 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 2 types (connectance 11.3%, 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
12,3m³/s
Max Strahler
4
Segments matched
12
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.