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Location Mongolia
Central coordinates 96o 5.00' East  47o 0.00' North
IBA criteria A1, A4i
Area 65,735 ha
Altitude 1,482 - 1,696m
Year of IBA assessment 2007

Site description The site is composed of several small lakes and a 12 km-wide wetland area surrounding Chandmani hill in Zavkhan River valley. There is a soum centre close to the site. The largest lake in the area is Ereen Lake, which is an important stopover site for Dalmatian Pelican Pelecanus crispus. Lakes, wet grassy meadows, and tall grassy areas provide excellent breeding habitat for a variety of birds. A tour camp is being built by the shore of Ereen Lake, which may cause disturbance to birds.

Key Biodiversity Two Globally Threatened species are known from the site: Dalmatian Pelican (VU); and Swan Goose Anser cygnoides (EN). The site regularly supports at least 1% of the flyway populations of the following congregatory waterbirds: Great Crested Grebe Podiceps cristatus; Dalmatian Pelican; Great Cormorant Phalacrocorax carbo; Bar-headed Goose Anser indicus; and Ruddy Shelduck Tadorna ferruginea.

Non-bird biodiversity: The site is not known to have special signifi cance for species other than birds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Swan Goose Anser cygnoid 2007  present  A1  Vulnerable 
Bar-headed Goose Anser indicus 2007  present  A4i  Least Concern 
Ruddy Shelduck Tadorna ferruginea 2007  present  A4i  Least Concern 
Great Crested Grebe Podiceps cristatus 2007  present  A4i  Least Concern 
Dalmatian Pelican Pelecanus crispus 2007  present  A1  Vulnerable 
Great Cormorant Phalacrocorax carbo 2007  present  A4i  Least Concern 

Protection status Unprotected

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Zavkhan River - Ereen Lake . Downloaded from on 26/10/2016

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