Derdap gorge

IBA Criteria

Year of most recent IBA criteria assessment: 2019

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Smew Mergellus albellus LC winter 2013-2019 200-500 individuals B3a, C2, C6
Ural Owl Strix uralensis LC resident 2016-2019 50-70 breeding pairs C6
European Honey-buzzard Pernis apivorus LC breeding 2008-2013 15-16 breeding pairs B2a, C6
Short-toed Snake-eagle Circaetus gallicus LC breeding 2008-2013 6-8 breeding pairs C6
Lesser Spotted Eagle Clanga pomarina LC breeding 2008-2013 2-3 breeding pairs B2a, C6
Golden Eagle Aquila chrysaetos LC resident 2008-2013 3-4 breeding pairs C6
Booted Eagle Hieraaetus pennatus LC breeding 2010-2011 4-5 breeding pairs C6
Grey-faced Woodpecker Picus canus LC resident 2016 500-700 breeding pairs C6
Black Woodpecker Dryocopus martius LC resident 2016-2019 150-300 breeding pairs C6
White-backed Woodpecker Dendrocopos leucotos LC resident 2016-2019 50-80 breeding pairs C6
Peregrine Falcon Falco peregrinus LC resident 2013-2019 3-5 breeding pairs C6
Marsh Tit Poecile palustris LC resident 2016-2019 4,200-6,200 breeding pairs B2a
Eurasian Blackcap Sylvia atricapilla LC breeding 2016-2019 60,000-80,000 breeding pairs B2a
Song Thrush Turdus philomelos LC breeding 2016-2019 7,300-9,000 breeding pairs B2a
Eurasian Blackbird Turdus merula LC breeding 2016-2019 14,500-20,000 breeding pairs B2a
European Robin Erithacus rubecula LC resident 2016-2019 22,000-27,000 breeding pairs B2a
Collared Flycatcher Ficedula albicollis LC breeding 2016-2019 4,000-7,000 breeding pairs B2a, C6

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Nacionalni park Djerdap Nacionalni park 63,786 protected area overlaps with site 63,500


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland, Treeline ecotone -
Shrubland Scrub, Sclerophyllous scrub, garrigue and maquis -
Grassland Steppes and dry calcareous grassland, Mesophile grasslands -
Wetlands (inland) Standing freshwater, Rivers and streams, Fens, transition mires and springs -
Rocky areas (eg. inland cliffs, mountain peaks) Scree & boulders, Inland cliffs -
Artificial/Terrestrial Perennial crops, orchards and groves, Forestry plantations, Ruderal land -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
forestry -
hunting -
nature conservation and research -
tourism/recreation -
urban/industrial/transport -
water management -
not utilised -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Derdap gorge. Downloaded from on 09/08/2022.