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 |
|---|---|---|---|---|---|
| Whooper Swan Cygnus cygnus | LC | passage | 1990-1997 | 1,500-2,000 individuals | A4i, B1i, C2 |
| Osprey Pandion haliaetus | LC | breeding | 1990-1997 | 10 breeding pairs | C6 |
| Common Grasshopper-warbler Locustella naevia | LC | breeding | 1990-1997 | 40 breeding pairs | B3 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2000) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1900 | Lilla Älvgången | Naturvårdsområde | 1 |
| 1959 | Stackharen | Naturreservat | 1 |
| 1989 | Hovran area | Ramsar Site, Wetland of International Importance | 100 |
| 1992 | Kloster | Naturreservat | 4 |
| 1995 | Biotopskydd 1995:323 | Biotopskyddsområde | <1 |
| 1996 | Kloster | Special Protection Area (Birds Directive) | 5 |
| 1997 | Kloster | Site of Community Importance (Habitats Directive) | 5 |
| 1997 | Lilla Älvgången | Site of Community Importance (Habitats Directive) | 1 |
| 1998 | Stackharen | Site of Community Importance (Habitats Directive) | 1 |
| 2000 | Stadssjön | Site of Community Importance (Habitats Directive) | 1 |
| 2011 | Stadssjön | Naturreservat | 1 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Artificial/Terrestrial | Arable land | - |
| Forest | Broadleaved deciduous woodland, Native coniferous woodland | - |
| Wetlands (inland) | Standing freshwater, Water fringe vegetation | - |
| Land use | % of IBA |
|---|---|
| agriculture | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: River Dal – Håvran (Sweden). Downloaded from
https://datazone.birdlife.org/site/factsheet/river-dal-–-håvran-iba-sweden on 23/11/2024.