Gulls and terns observed on lake Aike (eastern part of the Orenburg oblast) in 2003

Second edition. First publication: Barbazyuk E.V. 2003. Chayka Lakes Aike (eastern Orenburg region) in the 2003 season // Materials for the distribution of birds in the Urals, in the Urals and in Western Siberia. Ekaterinburg: 29-31.