http://www.biodiversitylibrary.org/ Journal of shellfish research. [S.l. :National Shellfisheries Association,1981- http://www.biodiversitylibrary.org/bibliography/2179 v. 21 (2002): http://www.biodiversitylibrary.org/item/29727 Page(s): Page 677, Page 678, Page 679, Page 680, Page 681, Page 682, Page 683, Page 684 Contributed by: MBLWHOI Library Sponsored by: MBLWHOI Library Generated 6 September 2011 10:57 PM http://www.biodiversitylibrary.org/pdf3/007878200029727