Volume 89 · Number 3 · May 2023 ISSN 0919-9268
Atsuya Yamamoto, Tamami Hattori, Marina Ito, Takahito Masubuchi, Norihiro Watanabe, Minoru Kanaiwa … 281
Bayesian estimation of the abundance of northern fur seals Callorhinus ursinus in the wintering and feeding ground off Sanriku on the Pacific coast of northern JapanYu Kanaji, Hiroto Murase, Hiroshi Nagashima, Kenji Minami, Ryuichi Matsukura, Takashi Setou, Hiroko Sasaki, Shiroh Yonezaki … 289
Volume backscattering spectra measurements of Antarctic krill using a broadband echosounderNatsuki Yamamoto, Kazuo Amakasu, Koki Abe, Ryuichi Matsukura, Tomohito Imaizumi, Tomohiko Matsuura, Hiroto Murase … 301
The participatory actions of artisanal fishers reveal spatial–temporal trends of seahorse catches as basis for future managementJosé Amorim Reis-Filho … 317
Fish fauna and their occurrence characteristics observed on anchored fish aggregating devices off Goto-Retto Archipelago, JapanChiyo Takahashi, Satoshi Masumi, Yutaka Maruyama, Jun Uchida, Miyuki Hirose, Yoshiki Matsushita … 331
Biology Seasonal copepod dynamics and biomass in Harima-Nada, eastern Seto Inland Sea, JapanTetsuya Nishikawa, Tsuyoshi Watanabe, Tsuyoshi Shiotani, Syusaku Izumi, Kazushi Furusawa, Kazuaki Tadokoro … 343
Aquaculture Pharmacokinetics and depletion of florfenicol in striped catfish Pangasianodon hypophthalmus after oral administrationQuang Vinh Pham, Quoc Thinh Nguyen, Mathias Devreese, Siska Croubels, Thi Hoang Oanh Dang, Anders Dalsgaard, Masashi Maita, Minh Phu Tran … 357
Salinity tolerance and nursing performance under different densities in spotted scat Scatophagus argus Linnaeus, 1766Monsuang Yangthong, Montathip Suratata, Adjakab Nontaso, Jirayuth Ruensirikul, Gen Kaneko … 367
Environment The impact of fish farming on phosphorus loading of surface sediment in coastal complex aquacultureKuninao Tada, Masatoshi Nakakuni, Jidapa Koomklang, Hitomi Yamaguchi, Kazuhiko Ichimi … 375
Chemistry and Biochemistry Heterologous expression and functional characterization of cysteamine dioxygenase from the deep-sea mussel Bathymodiolus septemdierumKotaro Yoda, Toshiyuki Takagi, Tomoko Koito, Masahiko Okai, Hiroko Makita, Satoshi Mitsunobu, Takao Yoshida, Koji Inoue … 387
RNAi-mediated knockdown of the mandibular organ-inhibiting hormone (MOIH) gene stimulates vitellogenesis in the Chinese mitten crab Eriocheir sinensisShuquan Ding, Mengting Huang, Na Sheng, Tiantian Chen, Ruihan Xu, Zhaoyuan Luo, Xiuqin Huang, Zhicheng Wan, Shiping Su, Xilei Li … 399
Food Science and Technology Acid extraction enzymatic method to measure laminaran in edible brown algaeMomochika Kumagai, Keigo Ogasawara, Masahiro Ide, Hideyuki Kurihara, Sanae Kato … 409
Social Science A multi-species catch reduces risk and enhances stability in the fishery? Implications from a portfolio analysis of the Hokkaido setnet fisheryKohsuke Nakamura, Keita Abe, Gakushi Ishimura … 415
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