Search Results - "冨山, 毅"

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    常盤海域のヒラメにおけるNeoheterobothrium hirameの寄生動態 by 冨山, , 渡邉, 昌人, 江部, 健一

    Published in 魚病研究 (2004)
    “…常盤海域において, ヒラメ若齢魚におけるN.hirame成虫の寄生状況を調査した。寄生数は天然・放流や雌雄による違いはみられず, 季節的に変化して冬季にピークを示した。最も古い寄生の記録は1997年であった。2002年までは寄生が多かったが, 2003年は極端に減少した。その原因は不明であるが,…”
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    Spatiotemporal variation in the size structure of the chub mackerel, Scomber japonicus, over half a century in the East Asian Marginal Seas by Kunimatsu, Shota, Ohshimo, Seiji, Muko, Soyoka, Kurota, Hiroyuki, Tomiyama, Takeshi

    Published in Regional studies in marine science (30-12-2023)
    “…The size and age structure of a population are crucial aspects for understanding population dynamics. Many marine fish species have experienced long-term…”
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    Infection dynamics of Neoheterobothrium hirame in Japanese flounder [[Paralichthys olivaceus] in the Joban Sea, eastern Japan by Tomiyama, T.(Fukushima-ken. Fisheries Experiment Station, Iwaki (Japan)), Watanabe, M, Ebe, K

    Published in Fish Pathology (01-12-2004)
    “…We investigated the infection dynamics of adult Neoheterobothrium hirame in young Japanese flounder Paralichthys olivaceus (20-50 cm in total length) in the…”
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    Journal Article
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