Comparative phylogeography of coastal gobies in the Japanese Archipelago: future perspectives for the study of adaptive divergence and speciation Shotaro Hirase Review 17 July 2021 Pages: 1 - 16
Description of two new species of Bassozetus (Ophidiiformes: Ophidiidae) and a redescription of Bassozetus robustus Smith and Radcliffe 1913 Shinichi TomiyamaMunehiro TakamiAtsushi Fukui Full Paper 16 March 2021 Pages: 17 - 30
Chimaera compacta, a new species from southern Indian Ocean, and an estimate of phylogenetic relationships within the genus Chimaera (Chondrichthyes: Chimaeridae) Samuel P. IglésiasJenny M. KemperGavin J. P. Naylor Full Paper 28 March 2021 Pages: 31 - 45
Descriptions and records of liparid fishes (Scorpaeniformes, Liparidae) from the Mariana Islands David L. SteinBruce C. Mundy Full Paper 19 April 2021 Pages: 46 - 59
Cocotropus aurantius, a new velvetfish (Aploactinidae) from Japan Mizuki MatsunumaTetsuya SadoHiroyuki Motomura Full Paper 05 April 2021 Pages: 60 - 74
Size, age, and social control of protogynous sex change in the labrid fish Pteragogus aurigarius Shota ShimizuShuta EndoTomoki Sunobe Full Paper 16 April 2021 Pages: 75 - 81
A new species of Astronesthes (Actinopterygii, Stomiidae, Astronesthinae) snaggletooth from the tropical western Pacific, with comments on the occurrence of Astronesthes luetkeni Regan and Trewavas in Japanese waters Naohide NakayamaShinpei OhashiFumiya Tanaka Full Paper 19 April 2021 Pages: 82 - 89
Colour vision in the tropical giant mottled eel Anguilla marmorata as determined by classical conditioning test Fui Fui ChingMercylla Sara JoshuaLeong-Seng Lim Full Paper 15 May 2021 Pages: 90 - 96
Descriptions of two new species of Callogobius (Gobiidae) found in Japan AkihitoYuji Ikeda Full Paper 20 May 2021 Pages: 97 - 110
Redescriptions of the Indo-Pacific scorpionfishes Scorpaenodes kelloggi (Jenkins 1903) and Scorpaenodes hirsutus (Smith 1957) (Scorpaenidae) Kazuo HoshinoHiroyuki Motomura Full Paper 07 June 2021 Pages: 111 - 124
Local factors affecting winter habitat use of non-native rainbow trout in a boreal stream in northern Japan Chiharu FurusawaYukiyo Suehiro-KanazawaItsuro Koizumi Full Paper 04 June 2021 Pages: 125 - 131
The pressure drag reduction effect of tandem swimming by Caranx sexfasciatus and Rhincodon typus Hiroaki SumikawaTasuku Miyoshi Full Paper 31 May 2021 Pages: 132 - 139
Descriptive morphology of early developmental stages of laboratory-reared black sharkminnow Labeo chrysophekadion (Cypriniformes: Cyprinidae) Shinsuke M. MoriokaBounsong VongvichithPhoutsamone Phommachan Full Paper 25 May 2021 Pages: 140 - 148
Redescriptions of Dampierosa daruma Whitley 1932 and Erosa erosa (Cuvier in Cuvier and Valenciennes 1829) (Teleostei: Synanceiidae) Mizuki MatsunumaHiroyuki Motomura Full Paper 25 June 2021 Pages: 149 - 168
Synanceia quinque, a new species of stonefish (Synanceiidae) from Borneo and Flores Mizuki MatsunumaB. Mabel Manjaji-MatsumotoHiroyuki Motomura Full Paper 05 July 2021 Pages: 169 - 175
Occurrence and disappearance of a non-native goby Rhinogobius sp. OR in relation to hydrological conditions in the Kamo River, southwestern Japan Sayaka ItoYoshinobu TamuraKoji Omori Short Report 20 May 2021 Pages: 176 - 181
Reproductive habitat use, body-size structure and spawning season of Cobitis minamorii minamorii in paddy fields and ditches Kiyohito MoriiDaisuque KitanoKoh-Ichi Takakura Short Report 15 June 2021 Pages: 182 - 188
CXCL14-like chemokine in αMSH-producing cells and ACTH-producing cells in the pituitary of the Japanese eel Hirohumi SuzukiKohta TakaokaToshiharu Yamamoto Short Report 14 June 2021 Pages: 189 - 193
Occurrence of mature male white-spotted charr (Salvelinus leucomaenis) in spring, an unusual season Ryo FutamuraKentaro MoritaOsamu Kishida News and Comments 04 June 2021 Pages: 194 - 196
Correction to: Review of the waspfish genus Neocentropogon (Tetrarogidae), with a key to genera in the family Sirikanya ChungthanawongHiroyuki Motomura Correction 15 November 2021 Pages: 197 - 198