BG094
Adata-Tundzha


IBA Justification

The site was identified as important in 2005 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 List1 Season Year(s) Size IBA criteria
Eurasian Bittern Botaurus stellaris LC resident 1999 4-5 breeding pairs C6
Great White Egret Ardea alba LC winter 1999 50-150 individuals A4i, B1i, C2
Pygmy Cormorant Microcarbo pygmaeus LC winter 1999 8-630 individuals A1, A4i, B1i, C1, C2
Montagu's Harrier Circus pygargus LC resident 1999 1-5 breeding pairs C6
European Bee-eater Merops apiaster LC breeding 1999 180-200 breeding pairs B2
Common Kingfisher Alcedo atthis LC resident 1999 10-12 breeding pairs B2
Tawny Pipit Anthus campestris LC breeding 1999 20-40 breeding pairs C6

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2005) may differ.


IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2005. The most recent assessment (2007) is shown below.

IBA conservation assessment
Year of assessment State Pressure Response
2007 not assessed very high not assessed
Whole site assessed? State assessed by Accuracy of information
yes unset medium

Pressure (threats to the trigger species and/or their habitats)
Threat Timing Scope Severity Result
Agricultural expansion and intensification happening now small area/few individuals (<10%) moderate to rapid deterioration low

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas Management plan Other action Result
Not assessed Not assessed Not assessed not assessed

IBA Protection

Year Protected Area Designation % overlap with IBA
2004 Reka Tundzha 1 Site of Community Importance (Habitats Directive) 39
2007 Adata - Tundzha Special Protection Area (Birds Directive) 100

Land use

Land use % of IBA
hunting 90
agriculture 86
urban/industrial/transport 5
water management 3


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Adata-Tundzha (Bulgaria). Downloaded from https://datazone.birdlife.org/site/factsheet/adata-tundzha-iba-bulgaria on 23/11/2024.