Year of most recent IBA criteria assessment: 2007
Populations of IBA trigger speciesSpecies | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
---|---|---|---|---|---|
Barnacle Goose Branta leucopsis | LC | winter | 1988 | 1,552 individuals | B1i, B2, C2 |
Greylag Goose Anser anser | LC | winter | 2001-2006 | 747 individuals | B1i, C3 |
Greylag Goose Anser anser | LC | breeding | 1987-1995 | 30 breeding pairs | B1i, C3 |
Corncrake Crex crex | LC | breeding | 1995-1997 | 155 males | A1, B2, C1, C6 |
Spotted Crake Porzana porzana | LC | breeding | 2006 | 2 males | C6 |
Haematopus ostralegus | NR | breeding | 1995 | 1,490 breeding pairs | B1i, C3 |
Common Ringed Plover Charadrius hiaticula | LC | passage | 2001-2006 | 1,063 individuals | B1i, C3 |
Common Ringed Plover Charadrius hiaticula | LC | winter | 2001-2006 | 719 individuals | B1i, C3 |
Common Ringed Plover Charadrius hiaticula | LC | breeding | 1995 | 800 breeding pairs | B1i, C3 |
Bar-tailed Godwit Limosa lapponica | NT | winter | 2001-2006 | 1,176 individuals | A4i, B1i, C2 |
Ruddy Turnstone Arenaria interpres | LC | winter | 2001-2006 | 730 individuals | A4i, B1i, C3 |
Dunlin Calidris alpina | LC | breeding | 1995 | 710 breeding pairs | B1i, C2, C6 |
Red-necked Phalarope Phalaropus lobatus | LC | breeding | 1995 | 2 breeding pairs | C6 |
Common Redshank Tringa totanus | LC | breeding | 1995 | 1,030 breeding pairs | B1i, B2, C3 |
Little Tern Sternula albifrons | LC | breeding | 1999-2002 | 91 breeding pairs | B2, C6 |
Arctic Tern Sterna paradisaea | LC | breeding | 1999-2002 | 756 breeding pairs | C6 |
Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.
For more information about the IBA assessment process and criteria please click here
Most recent IBA monitoring assessment | |||
---|---|---|---|
Year of assessment | Threat score (pressure) | Condition score (state) | Action score (response) |
2007 | medium | very unfavourable | low |
Was the whole site covered? | Yes | State assessed by | Population |
Accuracy of information | good |
Threats to the site (pressure) | |||||
---|---|---|---|---|---|
Threat Level 1 | Threat Level 2 | Timing | Scope | Severity | Result |
Agricultural expansion and intensification | livestock farming and ranching (includes forest grazing) - small-holder grazing, ranching or farming | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
Natural system modifications | dams & water management/use - small dams | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
Condition of key/trigger populations (state) | ||||||
---|---|---|---|---|---|---|
Scientific | Common | TargetPop | ActualPop | Units | Remaining | Result |
Cygnus cygnus | Whooper Swan | 1010 | 54 | individuals | 6 | very unfavourable |
Anser anser | Greylag Goose | 300 | 747 | individuals | 100 | favourable |
Porzana porzana | Spotted Crake | 2 | 2 | males | 100 | favourable |
Hydrobates pelagicus | European Storm-petrel | 225 | 0 | breeding pairs | 0 | very unfavourable |
Charadrius hiaticula | Common Ringed Plover | 1300 | 719 | individuals | 56 | unfavourable |
Limosa lapponica | Bar-tailed Godwit | 675 | 1176 | individuals | 100 | favourable |
Arenaria interpres | Ruddy Turnstone | 850 | 730 | individuals | 86 | near favourable |
Sternula albifrons | Little Tern | 59 | 91 | breeding pairs | 100 | favourable |
Conservation actions taken at site (response) | |||
---|---|---|---|
Conservation Designation | Management Planning | Conservation Action | Result |
Most of site (50-90%) covered (including the most critical parts for important bird species) | A management plan exists but it is out of date or not comprehensive | Some limited conservation initiatives are in place | low |
Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
---|---|---|---|---|
West Benbecula Lochs | Site of Special Scientific Interest (UK) | 119 | protected area overlaps with site | 0 |
Vallay | Nature Reserve | 246 | protected area contained by site | 0 |
Vallay | Site of Special Scientific Interest (UK) | 306 | protected area overlaps with site | 0 |
South Uist Machair and Lochs | Special Protection Area (Birds Directive) | 5,027 | protected area contained by site | 5,019 |
South Uist Machair and Lochs | Marine Protected Area (OSPAR) | 0 | protected area overlaps with site | 0 |
South Uist Machair & Lochs | Ramsar Site, Wetland of International Importance | 5,019 | protected area overlaps with site | 3,352 |
South Uist Machair | National Scenic Area | 13,312 | protected area overlaps with site | 0 |
South Uist Machair | Site of Community Importance (Habitats Directive) | 3,438 | protected area contained by site | 3,452 |
South Lewis, Harris and North Uist | National Scenic Area | 202,123 | protected area overlaps with site | 0 |
Sound Of Barra | Site of Community Importance (Habitats Directive) | 12,507 | protected area is adjacent to site | 0 |
Sound of Barra | Marine Protected Area (OSPAR) | 12,500 | protected area is adjacent to site | 0 |
Pabbay | Site of Special Scientific Interest (UK) | 553 | protected area overlaps with site | 0 |
North Uist Machair and Islands | Special Protection Area (Birds Directive) | 4,860 | protected area contained by site | 4,876 |
North Uist Machair and Islands | Ramsar Site, Wetland of International Importance | 4,705 | protected area overlaps with site | 4,705 |
North Uist Machair and Islands | Marine Protected Area (OSPAR) | 0 | protected area overlaps with site | 0 |
North Uist Machair | Site of Community Importance (Habitats Directive) | 3,039 | protected area contained by site | 3,049 |
Machairs Robach and Newton | Site of Special Scientific Interest (UK) | 739 | protected area overlaps with site | 0 |
Lochs at Clachan | Site of Special Scientific Interest (UK) | 104 | protected area overlaps with site | 0 |
Loch Hallan | Site of Special Scientific Interest (UK) | 378 | protected area overlaps with site | 0 |
Loch Druidibeg | National Nature Reserve | 1,677 | protected area contained by site | 1,677 |
Loch Druidibeg | Site of Special Scientific Interest (UK) | 1,666 | protected area overlaps with site | 1,677 |
Loch Bee Machair | Site of Special Scientific Interest (UK) | 796 | protected area overlaps with site | 0 |
Loch Bee | Site of Special Scientific Interest (UK) | 1,109 | protected area overlaps with site | 1,173 |
Kilpheder and Smerclate; South Uist | Special Protection Area (Birds Directive) | 380 | protected area contained by site | 0 |
Howmore Estuary, Lochs Roag and Fada | Site of Special Scientific Interest (UK) | 418 | protected area overlaps with site | 0 |
Bornish and Ormiclate Machairs | Site of Special Scientific Interest (UK) | 660 | protected area overlaps with site | 0 |
Boreray | Site of Special Scientific Interest (UK) | 258 | protected area overlaps with site | 0 |
Berneray | Site of Special Scientific Interest (UK) | 669 | protected area overlaps with site | 0 |
Balranald Bog and Loch nam Feithean | Site of Special Scientific Interest (UK) | 820 | protected area overlaps with site | 0 |
Balranald | Nature Reserve | 674 | protected area overlaps with site | 0 |
Baleshare and Kirkibost | Site of Special Scientific Interest (UK) | 1,358 | protected area contained by site | 1,466 |
Aird and Borve; Benbecula | Special Protection Area (Birds Directive) | 359 | protected area contained by site | 0 |
IUCN Habitat | Habitat detail | Extent (% of site) |
---|---|---|
Forest | Mixed woodland | - |
Shrubland | Heathland | - |
Grassland | Machair | - |
Wetlands (inland) | Standing freshwater, Rivers and streams, Water fringe vegetation | - |
Artificial/Terrestrial | Highly improved re-seeded landscapes, Arable land | - |
Marine Neritic | - | |
Marine Coastal/Supratidal | - |
Land-use | Extent (% of site) |
---|---|
agriculture | - |
hunting | - |
Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Uists Machairs, Lochs and Coast. Downloaded from
http://www.birdlife.org on 29/01/2023.