Estuaire de la Loire

Year of compilation: 2000

Site description
An estuary with mudflats, beaches and alluvial islands, marshes, wet meadows and woodland.

Key biodiversity
The site holds 20,000 or more waterbirds in winter, on a regular basis. Species of global conservation concern that do not meet IBA criteria: Gallinago media (passage).

Pressure/threats to key biodiversity
The site is seriously threatened by water-level modifications (which have altered the freshwater-saltwater ratios), infilling of saltmarshes, meadows and mudflats, and embankment of the River Loire.

Protected areas
National Low International Partial3,913 ha of IBA covered by 3 Hunting Reserves (Massereau, 393 ha; Estuaire de la Loire, 3,400 ha; Ile de la Pierre rouge, 120 ha). 17,700 ha of IBA covered by Special Protection Area (Estuaire de la Loire, 17,700 ha).

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Estuaire de la Loire. Downloaded from on 08/03/2021.