1. Aomori Prefecture, 1976. Mutsu-wan gyogyo kaihatu kihon keikaku chosa saisyu hokokusyo (Final survey report on environmental conditions of the fishing ground and basic plan for the fishery development in Mutsu Bay). Aomori, Aomori Pref., p. 372 (in Japanese).
2. Aomori Prefecture, 2000. Mutsu-wan niokeru hotategai no souryo kisei (Regulation on mass production of scallop in Mutsu Bay). Aomori, Aomori Pref. p. 16 (in Japanese).
3. The Mutsu Bay scallop fisheries: scallop culture, stock enhancement, and resource management;Aoyama,1989
4. Hotate-gai yoshoku gijutsu kenkyu review, Syowa 51–55 (Technical research review on hanging culture of Japanese scallop in 1976–1980);Aoyama;Aquaculture Cent. Aomori Pref.,1982
5. Tertiary and quaternary pectens of California, U.S;Arnold;Geol. Surv.,1906