Black tern nest-site fidelity in unstable habitat: preliminary study

We investigated the adult Black Tern (Chlidonias niger) return rate and nest-site fidelity in unstable habitats in the Kaniv reservoir (Middle Dnieper, Ukraine) where a regular weather impact such as heavy rains and storms leads to a destruction of nesting colonies. 278 adult birds were tagged with...

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Бібліографічні деталі
Дата:2020
Автори: Atamas, N. S., Tomchenko, О . V.
Формат: Стаття
Мова:English
Опубліковано: Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine 2020
Онлайн доступ:https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/73
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Назва журналу:Journal Zoodiversity

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Journal Zoodiversity
id zoodiv-article-73
record_format ojs
spelling zoodiv-article-732023-03-22T18:55:48Z Black tern nest-site fidelity in unstable habitat: preliminary study Atamas, N. S. Tomchenko, О . V. Chlidonias niger ringing nest-site fidelity return rate We investigated the adult Black Tern (Chlidonias niger) return rate and nest-site fidelity in unstable habitats in the Kaniv reservoir (Middle Dnieper, Ukraine) where a regular weather impact such as heavy rains and storms leads to a destruction of nesting colonies. 278 adult birds were tagged with colored rings in 12 Black Tern colonies during the nesting season in 2012-2019.  44 Black Tern birds were resighted or recaptured in eight colonies. The return rate was 15.8 % and it declined rapidly in 3 years. 29 returning terns were noted within the same colonies where the birds had been tagged initially, 15 ones were seen in other colonies, but the majority of them were found no farther than 2 km from the initial colony. The site fidelity mean rate was 66 %. Olgin colony showed a high nest-site fidelity rate, while it was much lower in others. Such variations occurred because of the loss of first clutches caused by unfavorable weather conditions. In the middle of May, strong waves, storms and heavy rains regularly destroyed nesting colonies located in habitats poorly protected by water plant vegetation. Terns relocated their colonies to build new nesting clutches but commonly not farther then 2 km from their first colonies. Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine 2020-07-20 Article Article application/pdf https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/73 10.15407/zoo2020.04.341 Zoodiversity; Vol. 54 No. 4 (2020): Zoodiversity Zoodiversity (Vestnik Zoologii); Том 54 № 4 (2020): Zoodiversity 2707-7268 2707-725X 10.15407/zoo2020.04 en https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/73/41 Copyright (c) 2020 Natalia Atamas https://creativecommons.org/licenses/by-nc-nd/4.0
institution Journal Zoodiversity
baseUrl_str
datestamp_date 2023-03-22T18:55:48Z
collection OJS
language English
topic_facet Chlidonias niger
ringing
nest-site fidelity
return rate
format Article
author Atamas, N. S.
Tomchenko, О . V.
spellingShingle Atamas, N. S.
Tomchenko, О . V.
Black tern nest-site fidelity in unstable habitat: preliminary study
author_facet Atamas, N. S.
Tomchenko, О . V.
author_sort Atamas, N. S.
title Black tern nest-site fidelity in unstable habitat: preliminary study
title_short Black tern nest-site fidelity in unstable habitat: preliminary study
title_full Black tern nest-site fidelity in unstable habitat: preliminary study
title_fullStr Black tern nest-site fidelity in unstable habitat: preliminary study
title_full_unstemmed Black tern nest-site fidelity in unstable habitat: preliminary study
title_sort black tern nest-site fidelity in unstable habitat: preliminary study
description We investigated the adult Black Tern (Chlidonias niger) return rate and nest-site fidelity in unstable habitats in the Kaniv reservoir (Middle Dnieper, Ukraine) where a regular weather impact such as heavy rains and storms leads to a destruction of nesting colonies. 278 adult birds were tagged with colored rings in 12 Black Tern colonies during the nesting season in 2012-2019.  44 Black Tern birds were resighted or recaptured in eight colonies. The return rate was 15.8 % and it declined rapidly in 3 years. 29 returning terns were noted within the same colonies where the birds had been tagged initially, 15 ones were seen in other colonies, but the majority of them were found no farther than 2 km from the initial colony. The site fidelity mean rate was 66 %. Olgin colony showed a high nest-site fidelity rate, while it was much lower in others. Such variations occurred because of the loss of first clutches caused by unfavorable weather conditions. In the middle of May, strong waves, storms and heavy rains regularly destroyed nesting colonies located in habitats poorly protected by water plant vegetation. Terns relocated their colonies to build new nesting clutches but commonly not farther then 2 km from their first colonies.
publisher Publishing House "Akademperiodyka" of the National Academy of Sciences of Ukraine
publishDate 2020
url https://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/73
work_keys_str_mv AT atamasns blackternnestsitefidelityinunstablehabitatpreliminarystudy
AT tomchenkoov blackternnestsitefidelityinunstablehabitatpreliminarystudy
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