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Preliminary study of food habits in the Japanese clawed salamander larvae (Onychodactylus japonicus) in a mountain brook of the Kiso River system
http://hdl.handle.net/10126/4817
http://hdl.handle.net/10126/48172900ba59-6887-47f0-b608-24ee92392254
名前 / ファイル | ライセンス | アクション |
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2012-02-24 | |||||
タイトル | ||||||
タイトル | Preliminary study of food habits in the Japanese clawed salamander larvae (Onychodactylus japonicus) in a mountain brook of the Kiso River system | |||||
言語 | en | |||||
言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
言語 | en | |||||
主題 | benthic animals | |||||
キーワード | ||||||
言語 | en | |||||
主題 | habitat traits | |||||
キーワード | ||||||
言語 | en | |||||
主題 | Manly’s Index | |||||
キーワード | ||||||
言語 | en | |||||
主題 | prey preference | |||||
キーワード | ||||||
言語 | en | |||||
主題 | terrestrial invertebrates | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
著者 |
Teruhiko, Takahara
× Teruhiko, Takahara× Motomi, Genkai-Kato× Hitoshi, Miyasaka× Yukihiro, Kohmatsu |
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抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | To evaluate food habits of the Japanese clawed salamander larvae (Onychodactylus japonicus), we examined stomach contents of 22 individuals collected from a natural mountain brook in a tributary of the Kurokawa River in Kiso Fukushima, Nagano Prefecture, central Japan. Their diet composition did not differ between fast and slow current conditions. The diet reflected the natural benthos communities of the brook, in which mayfly nymphs and caddisfly larvae accounted for 70–88%. The salamander larvae selectively foraged on caddisfly and fly larvae in the two current conditions. In the slow current condition, their prey preference was detected in the prey group including terrestrial invertebrates. Our results suggest that theprey items of O. japonicus larvae hinge primarily on the natural benthos communities. | |||||
書誌情報 |
黒潮圏科学 = Kuroshio Science 巻 4, 号 2, p. 175-181, 発行日 2011-03-15 |
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ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 1882823X | |||||
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収録物識別子タイプ | NCID | |||||
収録物識別子 | AA12321175 | |||||
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内容記述タイプ | Other | |||||
内容記述 | application/pdf | |||||
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出版タイプ | VoR | |||||
出版者 | ||||||
出版者 | Graduate School of Kuroshio Science, Kochi University | |||||
言語 | en |