Rivière· 34 segments
Río Guadiana / Rio Guadiana
Crosses 8 administrative regions : Alandroal, Alcoutim, Badajoz, Castro Marim, Elvas +3
Total length
101km
Max discharge
216,1m³/s
Max Strahler
6
Segments matched
34
River geography8 admin regions · 0 communes
8 administrative regions crossed (GADM L2)
- BadajozExtremadura · Spain56.2 kmin this dpt
- HuelvaAndalucía · Spain31.9 kmin this dpt
- ElvasPortalegre · Portugal10.7 kmin this dpt
- AlcoutimFaro · Portugal9.2 kmin this dpt
- AlandroalÉvora · Portugal6.1 kmin this dpt
- Castro MarimFaro · Portugal5.9 kmin this dpt
- MértolaBeja · Portugal2.9 kmin this dpt
- Vila Real de Santo AntónioFaro · Portugal0.2 kmin this dpt
23 intersecting protected areas
Vale do Guadiana
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Vale do Guadiana
IUCN VNature Park
Andévalo Occidental
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Andévalo occidental
IUCN IVNatura 2000
Ribeira do Vascão
IUCN Not ReportedWetland of International Importance (Ramsar Site)
Guadiana
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Caia
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Ria Formosa / Castro Marim
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Marismas de Isla Cristina
IUCN IVNatura 2000
14 more protected areassorted by area
Marismas de Isla Cristina
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Marismas de Isla Cristina
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Nature Reserve
Rio Guadiana / Juromenha
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Sapais de Castro Marim
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Sapais de Castro Marim
IUCN IVWetland of International Importance (Ramsar Site)
Río Guadiana y Ribera de Chanza
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Natura 2000
Torre da Bolsa
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Río Guadiana Internacional
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Azud de Badajoz
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Isla de San Bruno
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Isla de San Bruno
IUCN IVNatura 2000
Rivera de Taliga
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 34 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
120 distinct species · 1 267 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Guadiana / Rio Guadiana : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 2 types (connectance 9.3%, filtre Serrano α=0.2). 4 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
101km
Max discharge
216,1m³/s
Max Strahler
6
Segments matched
34
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.