Data Zone
The site was identified as internationally important for bird conservation in 2007 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 List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| European Shag Gulosus aristotelis | LC | breeding (1999) | 545 pairs | B3 |
| Great Black-backed Gull Larus marinus | LC | breeding (1999) | 221 pairs | B3 |
| Arctic Herring Gull Larus smithsonianus | LC | breeding (1999) | 5,538 pairs | B1i |
| Red-billed Chough Pyrrhocorax pyrrhocorax | LC | breeding (1997) | 64–71 pairs | B2 |
Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2007. The most recent assessment (2007) is shown below.
| IBA conservation assessment | |||
|---|---|---|---|
| Year of assessment | State | Pressure | Response |
| 2007 | good | not assessed | not assessed |
| Whole site assessed? | State assessed by | Accuracy of information | |
| yes | population | good | |
| State (condition of the trigger species' populations) | |||||
|---|---|---|---|---|---|
| Species | Actual vs Reference (units) | % remaining | Result | ||
| European Shag Gulosus aristotelis | 545 / 440 (pairs) | 100 | good | ||
| Great Black-backed Gull Larus marinus | 221 / 210 (pairs) | 100 | good | ||
| Larus argentatus | 5,538 / 5,800 (pairs) | 96 | good | ||
| Response (conservation actions taken for the trigger species and/or their habitats) | |||
|---|---|---|---|
| Designation | Planning | Action | Result |
| Not assessed | Not assessed | Not assessed | not assessed |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1936 | Derbyhaven, Langness and Fort Island and foreshores adjoining | Bird Sanctuary under the Wild Birds Protection Act 1932 (IV) | 10 |
| 2000 | Langness Derbyhaven and Sandwick | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 10 |
| 2006 | Dhoon Glen | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | <1 |
| 2007 | Poyll Vaaish Coast | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 2 |
| 2007 | Glen Maye | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | <1 |
| 2009 | Dalby Coast | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 2 |
| 2010 | Port St Mary Ledges and Kallow Point | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 1 |
| 2011 | Maughold Cliffs and Brooghs | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 2 |
| 2012 | Santon Gorge and Port Soldrick | Area of Special Scientific Interest under Wildlife Act 1990 (IV) | 1 |
| 2018 | Langness MNR | Marine Nature Reserve (IV) | 13 |
| 2018 | Baie ny Carrickey MNR | Marine Nature Reserve (IV) | 8 |
| 2018 | West Coast MNR | Marine Nature Reserve (IV) | 4 |
| 2018 | Laxey Bay MNR | Marine Nature Reserve (IV) | 3 |
| 2018 | Little Ness MNR | Marine Nature Reserve (IV) | 2 |
| 2018 | Douglas Bay MNR | Marine Nature Reserve (IV) | 1 |
| 2018 | Port Erin Bay MNR | Marine Nature Reserve (IV) | 1 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Artificial/Terrestrial | - | Arable land |
| Grassland | - | |
| Marine Coastal/Supratidal | - | |
| Shrubland | - | Heathland |
| Land use | % of IBA |
|---|---|
| agriculture | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Isle of Man Sea Cliffs (United Kingdom). Downloaded from
https://datazone.birdlife.org/site/factsheet/isle-of-man-sea-cliffs-iba-united-kingdom on 23/12/2024.