CZ024
Ceskobudejovicke rybniky ponds


IBA Justification

The site was identified as important in 2002 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
Greylag Goose Anser anser LC passage 1998-2002 400-2,500 individuals C3
Gadwall Mareca strepera LC passage 1998-2002 800-1,200 individuals C3
Black-crowned Night Heron Nycticorax nycticorax LC breeding 2001-2002 105-133 breeding pairs C6
Common Tern Sterna hirundo LC breeding 2001-2002 50-72 breeding pairs C6
Bluethroat Luscinia svecica LC breeding 2001-2002 30-50 breeding pairs C6

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.


IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2002. The most recent assessment (2010) is shown below.

IBA conservation assessment
Year of assessment State Pressure Response
2010 very unfavourable not assessed not assessed
Whole site assessed? State assessed by Accuracy of information
no population good

State (condition of the trigger species' populations)
Species Reference Actual Units % remaining Result
Greylag Goose Anser anser 1,500 335 individuals 23 very unfavourable
Gadwall Mareca strepera 260 56 individuals 22 very unfavourable
Black-crowned Night Heron Nycticorax nycticorax 120 323 breeding pairs 100 favourable
Common Tern Sterna hirundo 55 47 breeding pairs 86 near favourable
Bluethroat Luscinia svecica 40 40 breeding pairs 100 favourable

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
1990 Vrbenské rybníky Prírodní rezervace (PR) 5
1990 Vrbenske rybniky Nature Reserve 4
1991 Mokřiny u Vomáčků Prírodní rezervace (PR) 1
1991 Velký Karasín Prírodní památka (PP) <1
1991 Velky Karasin Natural Monument <1
1991 Mokriny u Vomacku Nature Reserve 1
2004 Českobudějovické rybníky Special Protection Area (Birds Directive) 96
2005 Vrbenské rybníky Site of Community Importance (Habitats Directive) 5
2005 Hlubocké hráze Site of Community Importance (Habitats Directive) <1
2009 Rybník Motovidlo Site of Community Importance (Habitats Directive) <1
2013 Hlubocké hráze Prírodní památka (PP) <1

Habitats

Habitat1 Habitat detail % of IBA
Artificial/Terrestrial Arable land major (>10)
Wetlands (inland) major (>10)
Forest minor (<10)
Grassland -
1. IUCN Habitat classification.

Land use

Land use % of IBA
fisheries/aquaculture -
agriculture -


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Ceskobudejovicke rybniky ponds (Czechia). Downloaded from https://datazone.birdlife.org/site/factsheet/ceskobudejovicke-rybniky-ponds-iba-czechia on 23/11/2024.