Marismas de Isla Cristina

The Marismas de Isla Cristina is a protected wetland at the mouth of the Carreras River, encompassing tidal marshes and diverse habitats across its expanse. The site features multiple observation points strategically positioned to allow visitors to watch wildlife while minimizing disturbance to the natural environment.

These wetlands were shaped by natural processes and underwent major changes following the 1755 Lisbon earthquake, which reshaped local water patterns and sediment deposition. The landscape transformed into the ecosystem visible today through these geological shifts.

An ecomuseum housed near a restored tidal mill displays exhibits about traditional fishing practices and the historical relationship between local people and the marshlands. Visitors can learn how fishing communities historically depended on these waters and shaped their lives around them.

Visitors can walk designated paths through the marshes and use multiple bird observation stations prepared for easy access. Early morning and evening hours are best for wildlife watching, as this is when most birds are active.

The wetland serves as a critical stopover point for millions of migratory birds traveling between Europe and Africa, hosting roughly 200 different bird species. This resting place is vital for many species to refuel before continuing their long journeys.