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Article
J. K. Nowakowski, Auteur ; A. V. Vahatalo, AuteurTrapping data from six ringing stations on the east coast of the Baltic Sea were used to study fluctuations in the numbers of migrating Great Tits Parus major. In the years 1971-97, the number of autumn migrating Great Tits was typically found t[...]
Article
A. V. Vahatalo, Auteur
Article
A. V. Vahatalo, Auteur ; K. Rainio, Auteur ; A. Lehikoinen, Auteur ; E. Lehikoinen, AuteurThe timing of arrival of 81 migratory species in response to the North Atlantic Oscillation (NAO) was studied at two Finnish bird observatories (1970-99). Timing was determined for the first migrants and for the peak of migration, as well as for[...]
