Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)

Age and growth of the European bitterling were investigated in the Uday River and the Perevod River at the National Nature Park "Pyriatynsky" (Poltava region, Ukraine) in 2017–19. The studied population of the European bitterling was represented by five age groups (0+ to 4+). Age was deter...

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Autores principales: A. Podobailo, A. Shukh, Yu. Kutsokon
Formato: article
Lenguaje:EN
Publicado: Publishing House "Akademperiodyka" 2021
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Acceso en línea:https://doaj.org/article/7d137a2346ad4a04abb0ebed330014cd
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spelling oai:doaj.org-article:7d137a2346ad4a04abb0ebed330014cd2021-11-22T15:03:01ZAge and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)2707-725X2707-726810.15407/zoo2021.05.361https://doaj.org/article/7d137a2346ad4a04abb0ebed330014cd2021-08-01T00:00:00Zhttp://ojs.akademperiodyka.org.ua/index.php/Zoodiversity/article/view/229https://doaj.org/toc/2707-725Xhttps://doaj.org/toc/2707-7268Age and growth of the European bitterling were investigated in the Uday River and the Perevod River at the National Nature Park "Pyriatynsky" (Poltava region, Ukraine) in 2017–19. The studied population of the European bitterling was represented by five age groups (0+ to 4+). Age was determined by counting annuli on scales. Scale annuli were visible and often displayed as irregularities in circuli in the centrolateral part of the scales. Fish standard length varied from 14 to 51 mm, weight – from 0.09 to 2.5 g. The length-weight relationship was W=0.00005*TL2.78; W♂=0.00048*TL2.18; W♀=0.00028*TL2.32 for both sexes, males and females, respectively. The sex ratio was 1:1.26. The most abundant group in the samples from the Uday River were young-of-the-years, in the samples from the Perevod River – 1+ fish. As for mature specimens, 3+ fish predominated in both samples. The fastest relative growth was during the second year of life.A. PodobailoA. ShukhYu. KutsokonPublishing House "Akademperiodyka"articlebitterlingscalelength-weight relationshipZoologyQL1-991ENZoodiversity, Vol 55, Iss 5 (2021)
institution DOAJ
collection DOAJ
language EN
topic bitterling
scale
length-weight relationship
Zoology
QL1-991
spellingShingle bitterling
scale
length-weight relationship
Zoology
QL1-991
A. Podobailo
A. Shukh
Yu. Kutsokon
Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
description Age and growth of the European bitterling were investigated in the Uday River and the Perevod River at the National Nature Park "Pyriatynsky" (Poltava region, Ukraine) in 2017–19. The studied population of the European bitterling was represented by five age groups (0+ to 4+). Age was determined by counting annuli on scales. Scale annuli were visible and often displayed as irregularities in circuli in the centrolateral part of the scales. Fish standard length varied from 14 to 51 mm, weight – from 0.09 to 2.5 g. The length-weight relationship was W=0.00005*TL2.78; W♂=0.00048*TL2.18; W♀=0.00028*TL2.32 for both sexes, males and females, respectively. The sex ratio was 1:1.26. The most abundant group in the samples from the Uday River were young-of-the-years, in the samples from the Perevod River – 1+ fish. As for mature specimens, 3+ fish predominated in both samples. The fastest relative growth was during the second year of life.
format article
author A. Podobailo
A. Shukh
Yu. Kutsokon
author_facet A. Podobailo
A. Shukh
Yu. Kutsokon
author_sort A. Podobailo
title Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
title_short Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
title_full Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
title_fullStr Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
title_full_unstemmed Age and Growth of the European Bitterling Rhodeus amarus (Cyprinidae, Actinopterygii), in the Uday and Perevod Rivers (Dnipro basin, Ukraine)
title_sort age and growth of the european bitterling rhodeus amarus (cyprinidae, actinopterygii), in the uday and perevod rivers (dnipro basin, ukraine)
publisher Publishing House "Akademperiodyka"
publishDate 2021
url https://doaj.org/article/7d137a2346ad4a04abb0ebed330014cd
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AT ashukh ageandgrowthoftheeuropeanbitterlingrhodeusamaruscyprinidaeactinopterygiiintheudayandperevodriversdniprobasinukraine
AT yukutsokon ageandgrowthoftheeuropeanbitterlingrhodeusamaruscyprinidaeactinopterygiiintheudayandperevodriversdniprobasinukraine
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