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Location Romania, Muntenia
Central coordinates 23o 30.81' East  43o 51.33' North
IBA criteria C1, C2, C3, C4, C6
Area 27,482 ha
Altitude 23 - 37m
Year of IBA assessment 2007

Romanian Ornithological Society

Site description A natural lake situated near to the Danube river, and supplied by the Desnatui and Baboia rivers. There is limited aquatic vegetation; mudflats occur in neighbouring marshy areas. The lake is managed for pisciculture.

Key Biodiversity This is an important breeding and stop-over site for large numbers of waterbirds; also utilized by non-breeding waterbirds as a feeding area. Species of global conservation concern that do not meet IBA criteria: Branta ruficollis (2-20 wintering birds), Aythya nyroca (10-15 passage birds) and Haliaeetus albicilla (1-2 passage birds).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Ferruginous Duck Aythya nyroca breeding  1990-2006  25-34 breeding pairs  good  C1  Near Threatened 
Ferruginous Duck Aythya nyroca winter  1990-2006  75 individuals  good  C1  Near Threatened 
Glossy Ibis Plegadis falcinellus breeding  1990-2006  34-41 breeding pairs  good  C6  Least Concern 
Glossy Ibis Plegadis falcinellus passage  1990-2006  180-211 individuals  good  C2  Least Concern 
Eurasian Spoonbill Platalea leucorodia breeding  1990-2006  120-166 breeding pairs  good  C2, C6  Least Concern 
Eurasian Spoonbill Platalea leucorodia passage  1990-2006  400-450 individuals  good  C2  Least Concern 
Eurasian Bittern Botaurus stellaris breeding  1990-2006  20 breeding pairs  good  C6  Least Concern 
Squacco Heron Ardeola ralloides breeding  1990-2006  50 breeding pairs  good  C2  Least Concern 
Dalmatian Pelican Pelecanus crispus passage  1990-2006  31-59 individuals  good  C1, C2  Vulnerable 
Pygmy Cormorant Microcarbo pygmaeus winter  1990-2006  240 individuals  good  C2  Least Concern 
Pygmy Cormorant Microcarbo pygmaeus passage  1990-2006  1,000 individuals  good  C2  Least Concern 
Great Cormorant Phalacrocorax carbo passage  1990-2006  1,500 individuals  good  C3  Least Concern 
Black-tailed Godwit Limosa limosa passage  1990-2006  4,500-6,000 individuals  good  C1, C3  Near Threatened 
A4iii Species group - waterbirds passage  1990-2006  20,000 individuals  good  C4   


IUCN habitat Habitat detail Extent (% of site)
Grassland   15%
Wetlands (inland) Standing freshwater; Water fringe vegetation  85%

Land use

Land-use Extent (% of site)
agriculture 15%
fisheries/aquaculture 85%

Protection status National None International None

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Bistreţ. Downloaded from on 23/10/2016

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