Data Zone
The site was identified as internationally important for bird conservation in 2000 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.
Populations meeting IBA criteria ('key species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Lesser Black-backed Gull Larus fuscus | LC | breeding (1991) | 300 breeding pairs | B3 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| - | Iles Saint Marcouf | Hunting Reserve (-) | 1 |
| - | FR037 | Private Reserve (-) | <1 |
| 1977 | LES FONDERIES | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1979 | OMAHA BEACH | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1983 | ETANG DE GATTEMARE | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1983 | MONT CASTEL | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1984 | Cordons dunaires | Arrêté de protection de biotope (IV) | <1 |
| 1984 | BATTERIE DE LONGUES | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1985 | UTAH BEACH | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1987 | POINTE DU BRICK | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1988 | POINTE DE LA LOGE | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1990 | ILE DE TATIHOU | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 1990 | MARAIS DE RETHOVILLE | Terrain acquis par le Conservatoire du Littoral (IV) | <1 |
| 2012 | Baie de Seine occidentale | Marine Protected Area (OSPAR) (UA) | 19 |
| 2012 | Récifs et marais arrière-littoraux du Cap Lévi à la Pointe de Saire | Marine Protected Area (OSPAR) (UA) | 6 |
| 2012 | Tatihou - Saint-Vaast-la-Hougue | Marine Protected Area (OSPAR) (UA) | <1 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Marine Neritic | 99 | |
| Marine Coastal/Supratidal | minor (<10) |
| Land use | % of IBA |
|---|---|
| fisheries/aquaculture | - |
| tourism/recreation | - |
Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Iles Saint Marcouf (France). Downloaded from
https://datazone.birdlife.org/site/factsheet/iles-saint-marcouf-iba-france on 07/01/2025.