第52巻 第1号 (2001-03 issued)
| The Juvenile Cresthead Flounder (Pleuronectes schrenki)：An Occasional Cleaner Occurring in Lake Notoro, Hokkaido | |
| HO, Ju-shey;NAGASAWA, Kazuya;TAKATSU, Tetsuya | 1-3 |
| Simple and Sensitive Detection of Vitellogenin Receptor(s) in Sakhalin Taimen (Hucho perryi) | |
| HIRAMATSU, Naoshi;FUKADA, Haruhisa;SULLIVAN, Craig V.;HARA, Akihiko | 5-9 |
| 北海道南部臼尻周辺に出現するワレカラ類(甲殻綱，端脚目，ワレカラ科) | |
| 細野, 隆史;宗原, 弘幸 | 11-37 |
| The Phylogenetic Position of the Genus Atheresthes (Pleuronectidae) and its Classification：A molecular phylogenetic approach using mitochondrial sequence data | |
| Suzuki, Nobuaki;Nishida, Mutsumi;Amaoka, Kunio | 39-46 |
| Second Record of a Sculpin, Phasmatocottus ctenopterygius, from the Deepsea off Iturup Island, Kuril Archipelago (Scorpaeniformes: Cottidae) | |
| YABE, Mamoru;FUJII, Ryouji | 47-50 |
| Larval Record of the Genus Neosebastes Collected from the Western Australia (Scorpaeniformes: Neosebastidae) | |
| IMAMURA, Hisashi;YABE, Mamoru | 51-53 |
| Notes on Early Development and Secondary Sexual Characteristics of the Mesopelagic Amphipod Cyphocaris challengeri (Gammaridea; Lysianassidae) | |
| YAMADA, Yuichiro;IKEDA, Tsutomu | 55-59 |