Data Zone
The site was identified as internationally important for bird conservation in 2010 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 List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Corncrake Crex crex | LC | breeding (1995–2003) | 60–150 males | C1 |
| Montagu's Harrier Circus pygargus | LC | breeding (1998–2003) | 11–15 pairs | C6 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1972 | Gołuska Kępa | Rezerwat Przyrody (IV) | <1 |
| 1994 | Olszyny Rumockie | Rezerwat Przyrody (IV) | 1 |
| 1994 | Dolina Mławki | Rezerwat Przyrody (IV) | 1 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Grassland | 75 | |
| Artificial/Terrestrial | 15 | |
| Forest | 5 | |
| Wetlands (inland) | 3 | |
| Other | 2 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Wkra and Mlawka Rivers Valleys (Poland). Downloaded from
https://datazone.birdlife.org/site/factsheet/wkra-and-mlawka-rivers-valleys-iba-poland on 27/12/2024.