Careproctus iacchus, a new variegated snailfish (Liparidae) from the Seas of Japan and Okhotsk Yoshiaki KaiAkira TohkairinTomonori Hamatsu Full Paper 01 March 2018 Pages: 417 - 422
Sebastiscus vibrantus, a new species of rockfish (Sebastidae) from Indonesia and Taiwan Satoshi MorishitaToshio KawaiHiroyuki Motomura Full Paper 24 April 2018 Pages: 423 - 432
Review of the clingfish genus Kopua (Gobiesocidae: Trachelochisminae) in Japan, with description of a new species Kyoji FujiwaraMakoto OkamotoHiroyuki Motomura Full Paper 22 May 2018 Pages: 433 - 453
A redescription of the gobiid fish Taenioides purpurascens (Gobiidae: Amblyopinae) with comments on, and a key to, species in the genus Edward O. Murdy Full Paper 04 May 2018 Pages: 454 - 461
Morphological, distributional, and genetic characteristics of Cottus pollux in the Kyushu Island, Japan: indication of fluvial and amphidromous life histories within a single lineage Kazuki KannoNorio OnikuraJun Nakajima Full Paper 05 June 2018 Pages: 462 - 470
Abudefduf nigrimargo, a new species of damselfish (Perciformes: Pomacentridae) from Taiwan Kunto WibowoKeita KoedaHiroyuki Motomura Full Paper 07 May 2018 Pages: 471 - 481
Variation in growth performance of Ryukyu-ayu, Plecoglossus altivelis ryukyuensis, inferred from otolith analysis Iki MuraseTatsuya KawakamiKei’ichiro Iguchi Full Paper 21 May 2018 Pages: 482 - 487
Two new species of deepwater flathead Bembras Cuvier, 1829 from the Andaman Sea, eastern Indian Ocean Hisashi ImamuraPeter N. PsomadakisHtun Thein Full Paper 25 May 2018 Pages: 488 - 495
Spatial expansion and increased population density of masu salmon parr independent of river restoration Genki SahashiKentaro MoritaDaisuke Kishi Short Report 09 March 2018 Pages: 496 - 501
Multi-male group and bidirectional sex change in the gobiid fish, Trimma caudomaculatum Sayo TomatsuKeita OgisoTomoki Sunobe Short Report 24 April 2018 Pages: 502 - 506
Protandry of the flathead Suggrundus meerdervoortii (Teleostei: Platycephalidae) Toshiaki ShitamitsuTomoki Sunobe Short Report 17 July 2018 Pages: 507 - 509
Costs and benefits of biparental mucus provisioning in discus fish (Symphysodon aequifasciatus) Shun SatohHideaki TanoueMasahiko Mohri Short Report 07 May 2018 Pages: 510 - 514