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close| Location | Sweden, Örebro,Södermanland,Västmanland |
| Central coordinates | 15o 43.66' East 59o 13.40' North |
| IBA criteria | A4i, B1i, C2 |
| Area | 9,200 ha |
| Altitude | 22 - 35m |
| Year of IBA assessment | 2000 |
Ornithological information The site is also important as a stop-over site for Larus minutus and Chlidonias niger, especially during late summer.
Site description An area of shoals in the central part of Lake Hjälmaren.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Caspian Tern Sterna caspia | passage | 1996 | 50-300 individuals | good | A4i, B1i, C2 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Grundholmarna | Nature Reserve | 5 | protected area contained by site | 5 |
|
| Tåkenön - SE0220150 | Habitats Directive | 1,003 | protected area is adjacent to site | 0 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Wetlands (inland) | Standing freshwater | 100% |
| Artificial landscapes (terrestrial) | Arable land; Other urban and industrial areas | minor |
| Forest | minor |
Land use
| Land-use | Extent (% of site) |
|---|---|
| tourism/recreation | 100% |
Management considerations High levels of water quality are crucial to maintaining suitable conditions for breeding insects, upon which the gulls and terns feed. Large algal blooms may have a negative effect (`Other' threat).
Protection status National None International None
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Lake Storhjälmaren. Downloaded from http://www.birdlife.org on 23/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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