Ornis Fennica

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Ornis Fennica is a peer-reviewed international ornithological journal published by BirdLife Finland. We are a diamond open-access journal without page charges for publication. All published articles (from 1924 onwards) are freely available in the Archives section.

Announcements

Ornis Fennica Volume 102, Issue 2 and Issue 3-4 out now!

2026-04-08

Read more about Ornis Fennica Volume 102, Issue 2 and Issue 3-4 out now!

Ornis Fennica Volume 102, Issue 1 out now!

2025-12-04

Ornis Fennica Special Issue 2026

2025-08-18

Current Issue

Vol. 102 No. 3–4 (2025): Ornis Fennica Volume 102 Issue 3–4

Issue cover

Published: 2026-03-23

Full Issue

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Research articles

Rise of the Eagle Owl population due to rat-rich refuse dump sites and fall when closing them: a large-scale long-term “supplementary feeding experiment”

Risto Tornberg, Kauko Huhtala, Heimo Mikkola, Jere Tolvanen, Jari Valkama, Erkki Korpimäki

84-95
- pdf
Assessing abundance and habitat preferences of Goldcrest Regulus regulus and Firecrest Regulus ignicapilla using passive acoustic monitoring and point-count surveys in temperate forest ecosystem in Poland

Karol Kustusch, Dawid Cząstkiewicz, Andrzej Wuczyński

96-109
- pdf
Elevational distribution of bird assemblages in the Western Carpathians is mainly driven by floristics, climate and productivity

Martin Korňan, Ľudovít Kocian, Karel Pavelka, Rudolf Kropil, Peter Lešo, Jan Pavelka, Katarína Mikulová, Vladimír Šebeň

110-133
- pdf

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