Research theme for competitive and other funds (6):
2022 - 2025 ズワイガニ類の最終脱皮メカニズムの解明
2021 - 2023 ズワイガニ類の最終脱皮時期の解明と脱皮後年齢を推定する技術の開発
2019 - 2021 ベニズワイガニ幼生の生残と発育に及ぼす水温の影響
2016 - 2019 二枚貝養殖の安定化と生産拡大の技術開発
2016 - 2019 国際的養殖拠点の構築を目指した海面養 殖トラウト一貫生産技術体系の確立
2012 - 2013 ズワイガニ雄個体の交尾対象となる 雌個体の選択性
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Papers (35):
Takeo Yamamoto, Akane Yoshikawa, Atsushi Yamasaki, Yutaka Kumaki, Kanoko Maruyama, Taro Tega, Ryunosuke Maegawa, Fujio Yamashita, Katsuyuki Hamasaki. Nondestructive method of estimating dry matter content in pereiopods of snow crab Chionoecetes opilio and red snow crab Chionoecetes japonicus (Decapoda: Oregoniidae) using a near-infrared spectrometer. Crustacean Research. 2024. 53. 73-83
Takeo Yamamoto, Fujio Yamashita, Akane Yoshikawa, Katsuyuki Hamasaki. Embryonic development of the red snow crab Chionoecetes japonicus (Decapoda: Oregoniidae), inhabiting the meso and bathypelagic zones of the Sea of Japan. Invertebrate Reproduction & Development. 2024
Takeo Yamamoto, Kay Sakuma, Yosuke Igeta, Katsuyuki Hamasaki. Variations in vertical distribution of developing snow crab Chionoecetes opilio and red snow crab Chionoecetes japonicus (Crustacea, Decapoda, Majoidea) larvae in experimental temperature gradients. Invertebrate Reproduction & Development. 2024
Takeo Yamamoto, Katsuyuki Hamasaki. Estimation of optimum temperatures for terrestrial hermit crabs in the zoeal stage using the thermodynamic Sharpe-Schoolfield-Ikemoto model. Aquatic Animals. 2024. 2024. AA2024-10-
Kenji Toyota, Takeo Yamamoto, Tomoko Mori, Miyuki Mekuchi, Shinichi Miyagawa, Masaru Ihara, Shuji Shigenobu, Tsuyoshi Ohira. Eyestalk transcriptome and methyl farnesoate titers provide insight into the physiological changes in the male snow crab, Chionoecetes opilio, after its terminal molt. Scientific Reports. 2023. 13. 1