Rivière· 255 segments
Río Tajo
Crosses 6 administrative regions : Cuenca, Cáceres, Guadalajara, Idanha-a-Nova, Madrid +1
Total length
818km
Max discharge
238m³/s
Max Strahler
6
Segments matched
255
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
- ToledoCastilla-La Mancha · Spain330.9 kmin this dpt
- CáceresExtremadura · Spain292.0 kmin this dpt
- GuadalajaraCastilla-La Mancha · Spain266.5 kmin this dpt
- MadridComunidad de Madrid · Spain108.9 kmin this dpt
- CuencaCastilla-La Mancha · Spain39.2 kmin this dpt
- Idanha-a-NovaCastelo Branco · Portugal0.0 kmin this dpt
30 intersecting protected areas
Alto Tajo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Alto Tajo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Monfragüe y las Dehesas del Entorno
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Monfragüe
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Alto Tajo
IUCN VINatural Park
Sierra de las Villuercas y Valle del Guadarranque
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Sierra de las Villuercas y Valle del Guadarranque
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Vegas, cuestas y páramos del sureste de Madrid
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Llanos de Alcantara y Brozas
IUCN Not ReportedSpecial Protection Area (Birds Directive)
21 more protected areassorted by area
Llanos de Alcantara y Brozas
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sierra de Altomira
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sierra de Altomira
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Yesares del valle del Tajo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Tejo Internacional
IUCN VNature Park
Tejo Internacional, Erges e Pônsul
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Río Tajo Internacional y Riberos
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Natural Park
Canchos de Ramiro y Ladronera
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Cedillo y Río Tajo Internacional
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Monfragüe
IUCN IINacional Park
Carrizales y sotos de Aranjuez
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Rios de la margen izquierda del Tajo y berrocales del Tajo
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Rios de la margen izquierda del Tajo y berrocales del Tajo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Área esteparia de la margen derecha del río Guadarrama
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Embalse de Alcántara
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Embalse de Valdecañas
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Canchos de Ramiro
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Pinares de Garrovillas
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Río Tajo en Castrejón, islas de Malpica de Tajo y Azután
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Río Tajo en Castrejón, islas de Malpica de Tajo y Azután
IUCN Not ReportedSpecial Protection Area (Birds Directive)
1 page = 1 named river (aggregation of 255 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
204 distinct species · 1 005 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 Tajo : 32 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 5 types (connectance 9.7%, filtre Serrano α=0.2). 11 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
818km
Max discharge
238,0m³/s
Max Strahler
6
Segments matched
255
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.