Data Zone
The site was identified as important in 2002 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Band-rumped Storm-petrel Hydrobates castro | LC | breeding | 1997 | 300 breeding pairs | A4ii, B1ii, B2, C2, C6 |
| Cory's Shearwater Calonectris borealis | LC | breeding | 2001 | 2,463 breeding pairs | A4ii, B1ii, B2, C2 |
| Audubon's Shearwater Puffinus lherminieri | LC | breeding | 1997 | 50 breeding pairs | B1ii, B2, C2 |
| Bulwer's Petrel Bulweria bulwerii | LC | breeding | 1997 | 1-10 breeding pairs | B2, C6 |
| Roseate Tern Sterna dougallii | LC | breeding | 2000 | 163 breeding pairs | A4i, B1i, B2, C2 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1990 | Ilhéu de Baixo - Ilha Graciosa | Special Protection Area (Birds Directive) | 22 |
| 1995 | Ilhéu de Baixo - Restinga Ilha Graciosa | Site of Community Importance (Habitats Directive) | 38 |
| 2008 | Ponta da Restinga | Área Protegida para a Gestão de Habitats ou Espécies | 52 |
| 2008 | Ilhéu de Baixo | Reserva Natural | 15 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Introduced vegetation | - | |
| Marine Coastal/Supratidal | - | |
| Shrubland | - |
| Land use | % of IBA |
|---|---|
| nature conservation and research | - |
| tourism/recreation | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Ilhéu de Baixo e Costa Adjacente (Portugal). Downloaded from
https://datazone.birdlife.org/site/factsheet/ilhéu-de-baixo-e-costa-adjacente-iba-portugal on 23/11/2024.