1. Belding DL (1930) The soft-shelled clam fishery of Massachusetts. Commonwealth of Massachusetts, Department of Conservation, Division of Fisheries and Game, Marine Fisheries Series 1, 65 p
2. Beamish RJ, Macfarlane GA (1983) Validation of age determination estimates, the forgotten requirement. In: Prince ED, Pulos LM(eds) Proceeding of international workshop on age determination of oceanic pelagic fishes. NOAA Tech Rep NMFS 8, pp 29–33
3. Caddy JF, Billard AR (1976) A first estimate of production from an unexploited population of the bar clam, Spisula solidissima. Fisheries and Marine Service, Research and Development Directorate, Technical report 648, 13 p
4. Chung EY, Lee TY, An CM (1991) Sexual maturation of the venus clam, Cyclina sinensis, on the west coast of Korea. J Med Appl Malacol 3:125–136
5. Cerrato RM, Wallace HVE, Lightfoot KG (1991) Tidal and seasonal patterns in the chondrophore of the soft-shell clam Mya arenaria. Biol Bull 181:307–311