| Originals | 
| Minimization of interference by sea surface and bottom reverberations in measuring surface fish abundance by scanning sonar | 
| YONG TANG AND MASAHIKO FURUSAWA | 853 | 
| Capture characteristics of a trammel net for oval squid Sepioteuthis lessoniana in Tateyama Bay,  Chiba Prefecture | 
| SEIJI AKIYAMA, SATOSHI KAIHARA AND TAKAFUMI ARIMOTO | 865 | 
| Effects of nitrogen, phosphorus and silicon on a growth of a diatom Coscinodiscus wailesii causing  Porphyra bleaching isolated from Harima-Nada, Seto Inland Sea, Japan | 
| TETSUYA NISHIKAWA AND YUTAKA HORI | 872 | 
| Evaluation of the ABC decision rule by the operating model approach | 
| KAZUHIKO HIRAMATSU | 879 | 
| Spawning season and food habits of the deep-water stomatopod crustacean Squilloides leptosquilla (Squillidae) in Kagoshima Bay, Japan | 
| JUN OHTOMI, HIROMASA YOKOMURA AND TATSUO HAMANO | 884 | 
| Risk analysis of epidemic disease on one-dimensional cultured fish pond model | 
| MASASHI YOKOTA AND SEIICHI WATANABE | 889 | 
| Reproductive cycle of smallmouth bass in Lake Akimoto | 
| HIDENOBU YAMBE, ARIMUNE MUNAKATA, KATSUMI AIDA, NOBUHIRO FUSETANI AND SHOJI KITAMURA | 896 | 
| Food relationships and species composition of fishes in the Urano River, Nagano Prefecture | 
| OSAMU KATANO, TOMOYUKI NAKAMURA, SHOICHIRO YAMAMOTO AND SINICHIRO ABE | 902 | 
| Effectiveness of the releases of hatchery-produced stock of Japanese flounder Paralichthys olivaceus  in Kagoshima Bay, southern Japan | 
| SHIN ATSUCHI AND YASUJI MASUDA | 910 | 
| Improved gel formation of Japanese common squid muscle as a result of suppression of autolysis  by some organic salt | 
| KOICHI KUWAHARA, KAZUFUMI OSAKO AND KUNIHIKO KONNO | 922 | 
| Changes in chemical composition and microbial flora of salmon Izushi during the ripening process | 
| MASANORI SASAKI, YUJI KAWAI, MAMORU YOSHIMIZU AND HARUO SHINANO | 928 | 
	
| JSFS Special Forum | 
| Cooperation between SEAFDEC and fisheries related institutions in Japan | 
| NOBUAKI ARAI, TAKAFUMI ARIMOTO, JUNICHIRO OKAMOTO, TAKAHIDE NARUKO, AKIRA HAMAGUCHI, TATSURO MATSUOKA | 938 | 
| Regional News | 949 | 
Highlights  Fisheries Science Research | 953 | | New Books | 955 | 
| Topics | 959 | 
| Abstracts of Original Papers | 
| Nippon Suisan Gakkaishi Vol. 70, No. 6 | 1005 | 
| Fisheries Science Vol. 70, No. 5 | 1007 | 
| Members | 1011 | 
| Announcements | 1013 |