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

The site was identified as important in 2000 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Ferruginous Duck Aythya nyroca	NT	breeding	1993	20-50 breeding pairs	A1, B2
Squacco Heron Ardeola ralloides	LC	breeding	1995	10-15 breeding pairs	B2
Great White Egret Ardea alba	LC	winter	1996	6-313 individuals	A4i, B1i

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2000).

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Modro oko i jezero Desne	Protected Landscape	308	protected area contained by site	308

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Wetlands (inland)	Standing freshwater, Water fringe vegetation	-
Artificial/Terrestrial	Ruderal land	-

For more information about the IUCN Habitat classification, please click here.

Land-use	Extent (% of site)
fisheries/aquaculture	-
hunting	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Nasicka Breznica fish-ponds. Downloaded from http://datazone.birdlife.org/site/factsheet/nasicka-breznica-fish-ponds-iba-croatia on 23/09/2023.