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Occurrence of mature male white-spotted charr (Salvelinus leucomaenis) in spring, an unusual season

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Acknowledgments

We thank Nozomi Aruga, Takeshi Kikko, Itsuro Koizumi, Kouta Miyamoto, Genki Sahashi, Jun-ichi Tsuboi, and Shoichiro Yamamoto for their cooperation in interviewing mature charr in the spring, and Hiroto Endo, Senri Moriyama and Shoki Saito for their help with collecting fish in the spring survey. This study was supported by the Japan Society for the Promotion of Science, Grant-in-Aid for Challenging Exploratory Research (grant no. 20K21439).

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Authors and Affiliations

  1. Graduate School of Environmental Sciences, Hokkaido University, Takaoka, Tomakomai, Hokkaido, 053-0035, Japan

    Ryo Futamura

  2. Uryu Experimental Forest, Field Science Center for Northern Biosphere, Hokkaido University, Moshiri, Horokanai, Hokkaido, 074-0741, Japan

    Kentaro Morita

  3. Tomakomai Experimental Forest, Field Science Center for Northern Biosphere, Hokkaido University, Takaoka, Tomakomai, Hokkaido, 053-0035, Japan

    Koume Araki, Masato Ayumi, Shoji Kumikawa, Yuichi Matsuoka, Atsushi Okuda, Hiroshi Sugiyama, Hiroyuki Takahashi, Taro Takahashi, Jiro Uchida & Osamu Kishida

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  1. Ryo Futamura
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Correspondence to Kentaro Morita.

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Futamura, R., Morita, K., Araki, K. et al. Occurrence of mature male white-spotted charr (Salvelinus leucomaenis) in spring, an unusual season. Ichthyol Res 69, 194–196 (2022). https://doi.org/10.1007/s10228-021-00823-4

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