Data Zone
The site was identified as important in 2000 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 |
|---|---|---|---|---|---|
| Common Pochard Aythya ferina | VU | winter | 1989 | 950 individuals | B1i, C3 |
| Tufted Duck Aythya fuligula | LC | winter | 1989 | 10,010 individuals | B1i, C3 |
| A4iii Species group - waterbirds | n/a | unknown | - | min 20,000 individuals | A4iii, C4 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2000) may differ.
Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2000. The most recent assessment (2010) is shown below.
| IBA conservation assessment | |||
|---|---|---|---|
| Year of assessment | State | Pressure | Response |
| 2010 | very unfavourable | not assessed | not assessed |
| Whole site assessed? | State assessed by | Accuracy of information | |
| yes | population | good | |
| State (condition of the trigger species' populations) | |||||
|---|---|---|---|---|---|
| Species | Reference | Actual | Units | % remaining | Result |
| Common Goldeneye Bucephala clangula | 2,000 | 500 | individuals | 25 | very unfavourable |
| Pied Avocet Recurvirostra avosetta | 2 | 1 | breeding pairs | 50 | unfavourable |
| White-tailed Sea-eagle Haliaeetus albicilla | 1 | 1 | breeding pairs | 100 | favourable |
| Response (conservation actions taken for the trigger species and/or their habitats) | |||
|---|---|---|---|
| Protected areas | Management plan | Other action | Result |
| Not assessed | Not assessed | Not assessed | not assessed |
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| - | Guldborg Sund | Game Reserve | - |
| 1983 | Guldborgsund | Special Protection Area (Birds Directive) | 93 |
| 1992 | Guldborgsund Kommune | §3 beskyttet natur (alle søer, moser, vandløb, heder, enge mv) | 1 |
| 1998 | Smålandsfarvandet nord for Lolland; Guldborg Sund, Bøtø Nor, Hyllekrog-Rødsand | Site of Community Importance (Habitats Directive) | 93 |
| 2005 | Smålandsfarvandet: North of Lolland, Guldborg Sund, Bøtø Nor and Hyllekrog-Rødsand | Baltic Sea Protected Area (HELCOM) | 100 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Marine Neritic | 75 | |
| Marine Intertidal | 15 |
| Land use | % of IBA |
|---|---|
| unknown | 90 |
| agriculture | 5 |
| forestry | 5 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Guldborgsund (Denmark). Downloaded from
https://datazone.birdlife.org/site/factsheet/guldborgsund-iba-denmark on 22/11/2024.