• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

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
Hazel Grouse Tetrastes bonasia	LC	breeding (2004–2008)	500–700 pairs	C6
Corncrake Crex crex	LC	breeding (2004–2008)	500–550 males	C1, C6
Black Stork Ciconia nigra	LC	breeding (2004–2008)	30–35 pairs	C6
Eurasian Pygmy-owl Glaucidium passerinum	LC	breeding (2004–2008)	25–30 pairs	C6
Boreal Owl Aegolius funereus	LC	breeding (2004–2008)	25–35 pairs	C6
Ural Owl Strix uralensis	LC	breeding (2004–2008)	150–200 pairs	C6
Eurasian Eagle-owl Bubo bubo	LC	breeding (2004–2008)	10–20 pairs	C6
European Honey-buzzard Pernis apivorus	LC	breeding (2004–2008)	50–60 pairs	C6
Lesser Spotted Eagle Clanga pomarina	LC	breeding (2004–2008)	40–45 pairs	C6
Golden Eagle Aquila chrysaetos	LC	breeding (2004–2008)	5–10 pairs	C6
Common Kingfisher Alcedo atthis	LC	breeding (2004–2008)	100–200 pairs	C6
Grey-faced Woodpecker Picus canus	LC	breeding (2004–2008)	250–300 pairs	C6
Three-toed Woodpecker Picoides tridactylus	LC	breeding (2004–2008)	70–100 pairs	C6
White-backed Woodpecker Dendrocopos leucotos	LC	breeding (2004–2008)	80–120 pairs	C6
Barred Warbler Curruca nisoria	LC	breeding (2004–2008)	200–300 pairs	C6
Collared Flycatcher Ficedula albicollis	LC	breeding (2004–2008)	800–1,200 pairs	C6
Red-breasted Flycatcher Ficedula parva	LC	breeding (2004–2008)	500–700 pairs	C6

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2010. The most recent assessment (2008) is shown below.

Pressure (threats to the trigger species and/or their habitats)
Threat	Timing	Scope	Severity	Result
Residential and commercial development	happe­ning now	most of popul­ation/area (50–90%)	moderate decline (10–30% over 3 gener­ations)	high
Human intrusions and disturbance	happe­ning now	most of popul­ation/area (50–90%)	moderate decline (10–30% over 3 gener­ations)	high

Response (conservation actions taken for the trigger species and/or their habitats)
Designation	Planning	Action	Result
Whole area (>90%) covered by appropriate conservation designation	No management planning has taken place	Very little or no conservation action taking place	low

Year	Protected Area	Designation (management category)	% coverage of IBA
1971	Góra Sobień	Rezerwat Przyrody (IV)	<1
1992	Park Krajobrazowy Gór Słonnych	Park Krajobrazowy (V)	98
1996	Chwaniów	Rezerwat Przyrody (IV)	1
1996	Na Opalonym	Rezerwat Przyrody (IV)	<1
1996	Polanki	Rezerwat Przyrody (IV)	<1
1996	Dyrbek	Rezerwat Przyrody (IV)	<1
1996	Turnica	Rezerwat Przyrody (IV)	<1
2000	Na Oratyku	Rezerwat Przyrody (IV)	<1
2000	Nad Trzciańcem	Rezerwat Przyrody (IV)	<1
2000	Buczyna w Wańkowej	Rezerwat Przyrody (IV)	<1
2002	Cisy w Serednicy	Rezerwat Przyrody (IV)	<1

Habitat	% of IBA	Habitat detail
Forest	67
Artificial/Terrestrial	16
Grassland	14
Other	2
Wetlands (inland)	1

---

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Slonne Mountains (Poland). Downloaded from https://datazone.birdlife.org/site/factsheet/slonne-mountains-iba-poland on 23/12/2024.