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  3. Vol. 58 No. 4 (1981)

Vol. 58 No. 4 (1981)

Published: 1981-12-31

Research articles

  • What is the true breeding bird population of a census area?

    P. Palmgren
    141–150
    • pdf
  • The expansion of the Great Reed Warbler Acrocephalus arundinaceus into Finland

    P. Koskimies
    151–158
    • pdf
  • The Great Grey Owl Strix nebulosa-a bird of the northern taiga

    O. Hildén, P. Helo
    159–166
    • pdf
  • Talvilintujen laskenta Suomessa 1980–81

    L. Sammalisto
    167–174
    • pdf (Suomi)

Brief report

  • Note on the breeding of the Ring Ouzel Turdus torquatus in Finnish Lapland

    E. Pulliainen, H. Eskonen, T. Hietajärvi
    175–176
    • pdf
  • Teerien Lyrurus tetrix ja eräiden varpuslintujen keskinäisestä käyttäytymisestä talviruokintapaikalla

    A. Marjakangas
    177–178
    • pdf (Suomi)

Biography

  • Pekka Grenquist in memoriam

    T. Lampio
    184
    • pdf

Ornis Fennica is a peer-reviewed international ornithological journal published by BirdLife Finland. We publish analytical and experimental papers on the ecology, behaviour and biogeography of birds. Ornis Fennica is published quarterly with online early practice.


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