1. FAO statistics;Anonymous,1999
2. The Mutsu Bay scallop fisheries: scallop culture, stock enhancement and resource management;Aoyama,1989
3. Catalogue of the living Bivalvia of the eastern Pacific Ocean: Bering Strait of Cape Horn;Bernard;Can. Spec. Publ. Fish. Aquat. Sci.,1983
4. British Columbia faunistic survey. A summary of dredging activities in western Canada 1878–1966;Bernard;Fish. Res. Bd. Can. MS Rep.,1967
5. British Columbia faunistic survey: A summary of dredging activities 1966–1967;Bernard;Fish. Res. Bd. Can. MS Rep.,1968