Phenology of autumn migration of the Mallard in Ukraine. - V.N. Grishchenko.
- Berkut. 6 (1-2). 1997. - P. 67-69.
Literature data, own observations and some unpublished materials for the period since 1970 till 1995 were analysed. Start of autumn migration and the last departure were studied. Main statistic parameters for 25 regions of Ukraine were calculated, phenological maps of migration were made. [English].
Key words: Mallard, Anas platyrhynchos, Ukraine, migration, phenology, flyway.
Address: V.N. Grishchenko, Kaniv Nature Reserve, 19000 Kaniv, Ukraine; e-mail: email@example.com.