HR043
Grudnjak and Nasice Carp Fishponds


IBA Criteria

Year of most recent IBA criteria assessment: 2010

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Ferruginous Duck Aythya nyroca NT breeding 2010 60-200 breeding pairs A1, B1i, B2, C1, C2
Black Stork Ciconia nigra LC breeding 2010 10-14 breeding pairs B2, C6
Eurasian Spoonbill Platalea leucorodia LC breeding 2010 10-60 breeding pairs B1i, B2, C2, C6
Eurasian Bittern Botaurus stellaris LC breeding 2010 3-6 males C6
Black-crowned Night-heron Nycticorax nycticorax LC breeding 2010 40-100 breeding pairs C6
Squacco Heron Ardeola ralloides LC breeding 2010 10-15 breeding pairs C6
Purple Heron Ardea purpurea LC breeding 2010 20-40 breeding pairs C2, C6
Great White Egret Ardea alba LC breeding 2010 15-30 breeding pairs C2, C6
Great White Egret Ardea alba LC winter 2010 200-300 breeding pairs B1i, C2, C6
Little Egret Egretta garzetta LC breeding 2010 20-50 breeding pairs C6
Whiskered Tern Chlidonias hybrida LC breeding 2010 250-400 breeding pairs B1i, B2, C2, C6
Western Marsh-harrier Circus aeruginosus LC breeding 2010 2-3 breeding pairs C6
White-tailed Sea-eagle Haliaeetus albicilla LC breeding 2010 6-8 breeding pairs B2, C2
Middle Spotted Woodpecker Leiopicus medius LC resident 2010 500-800 breeding pairs B3, C2, C6
Collared Flycatcher Ficedula albicollis LC breeding 2010 2,500-7,000 breeding pairs C2

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)
Ribnjak Grudnjak s okolnim šumskim kompleksom Site of Community Importance (Habitats Directive) 12,435 protected area overlaps with site 0
Ribnjaci Grudnjak i Našice Special Protection Area (Birds Directive) 20,771 protected area overlaps with site 0
Breznički ribnjak (Ribnjak Našice) Site of Community Importance (Habitats Directive) 1,409 protected area overlaps with site 0


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Grudnjak and Nasice Carp Fishponds. Downloaded from http://www.birdlife.org on 04/12/2022.