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close| Location | Poland, pomorskie |
| Central coordinates | 17o 19.00' East 54o 18.00' North |
| IBA criteria | C1 |
| Area | 37,260 ha |
| Altitude | 20 - 160m |
| Year of IBA assessment | 2010 |
Ornithological information A total of 138 species have been recorded breeding, including Haliaeetus albicilla (one pair; species is of global conservation concern but does not meet IBA criteria) and Grus grus (34-45 pairs).
Site description The site comprises a Landscape Park which protects both the basin of the middle S³upia river (including tributaries: Bytowa, Jutrzenka, Kamienica, Skotawa) as well as many lakes (the largest being Jasieñ, G³êbokie, and Skotowskie). The lakes have low levels of nutrients. There are many ravines. Forest is 40-100 years old, mainly pine Pinus, beech Fagus and hornbeam Carpinus on dry ground, with some mixed Pinus and oak Quercus. In the swamps there is bog forest of alder Alnus, and in the stream valleys there is alder Alnus scrub.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Corncrake Crex crex | breeding | 2007 | 50-60 males only | good | C1 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Dolina Stupi - PLB220002 | Birds Directive | 37,472 | protected area contains site | 37,260 | |
| Jeziora Lobeliowe koto Soszycy - PLH220039 | Habitats Directive | 132 | protected area contained by site | 132 | |
| Park Krajobrazowy Doliny Slupi | Landscape Park | 37,040 | protected area contains site | 37,040 |
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Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland | 72% |
| Grassland | Humid grasslands; Mesophile grasslands; Steppes and dry calcareous grassland | 8% |
| Wetlands (inland) | Raised bogs; Rivers and streams; Standing freshwater; Water fringe vegetation | 6% |
| Artificial landscapes (terrestrial) | Arable land; Highly improved re-seeded landscapes; Ruderal land | 14% |
Land use
| Land-use | Extent (% of site) |
|---|---|
| agriculture | 21% |
| forestry | 72% |
| water management | 6% |
| hunting | - |
Management considerations There is accidental disturbance to birds by tourism. A project has been underway since 1986 to encourage the breeding of Mergus merganser and Bucephala clangula on islands in Jasien lake (over 100 nest-boxes).
Protection status National High International None31,279 ha of IBA covered by Landscape Park (Zaborski, 31,279 ha).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Slupia River Valley. Downloaded from http://www.birdlife.org on 21/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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