Guadiana barbel
Luciobarbus steindachneri
Overview
A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.
The Guadiana barbel faces severe pressure from water abstraction and dam construction throughout the Guadiana River basin, which fragments populations and alters natural flow regimes essential for spawning. Agricultural pollution and urban wastewater discharge degrade water quality in critical habitats, while introduced species compete for resources and alter ecosystem dynamics. Climate change exacerbates these pressures through increased drought frequency and reduced river flows in the already water-stressed Iberian Peninsula.
Habitat
The Guadiana barbel inhabits the middle and lower reaches of the Guadiana River system in Spain and Portugal, preferring deep pools and slower-flowing sections with rocky or sandy substrates. This endemic cyprinid requires well-oxygenated waters and depends on seasonal flow variations for successful reproduction and juvenile recruitment.
Other threatened species in Cyprinidae
Threatened in Greece
Frequently asked questions
Why is Guadiana barbel classified as Vulnerable?
Where does Guadiana barbel live?
What are the main threats to Guadiana barbel?
Get weekly conservation intelligence
One short digest a week of the most striking species and country data we ship, plus breaking conservation news paired with our database where it matters.
Free, no spam. One-click unsubscribe in every email.