Mortagne Polder

1999

Unmanaged realignment

France

Gironde

-0.80888

45.4776

190 Hectares

Having been embanked in the early 1970s, this polder breached during a storm in December 1999.

An emergency embankment was built inland to protect the local village, leaving a 190 hectares section of the polder open to inundation.

In 2000, the Conservatoire du Littoral purchased the site.

Carlu, J., 2013. Intérêt du marais dépoldérisé en développement de Mortagne-‐sur-‐Gironde comme habitat pour les poissons et les macro-‐crustacés. Available at: https://hal.inrae.fr/hal-02607843/document

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