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Marazion Marsh
| Location | United Kingdom, South West |
| Central coordinates | 5o 28.87' West 50o 8.00' North |
| IBA criteria | C6 |
| Area | 54 ha |
| Altitude | |
| Year of IBA assessment | 2007 |
Royal Society for the Protection of Birds
Site description This IBA is Cornwall's largest reedbed supporting typical breeding, wintering and passage species.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Great Bittern Botaurus stellaris | breeding | 1994-1999 | 2 males only | good | C6 | Least Concern |
| Aquatic Warbler Acrocephalus paludicola | passage | 1994-1998 | 6 individuals | good | C6 | Vulnerable |
| Aquatic Warbler Acrocephalus paludicola | passage | 2001-2006 | 1 individuals | good | C6 | Vulnerable |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Marazion Marsh | Birds Directive | 55 | is identical to site | 54 |
|
| Marazion Marsh | RSPB Reserve | 53 | is identical to site | 53 | |
| Marazion Marsh | Site of Special Scientific Interest | 60 | protected area contains site | 54 |
|
Land use
| Land-use | Extent (% of site) |
|---|---|
| nature conservation and research | major |
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Marazion Marsh. Downloaded from http://www.birdlife.org on 19/06/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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