Contents of Volume 11, Number 2

J. Eric Munk
Reproduction and growth of green urchins Strongylocentrotus droebachiensis (Muller) near Kodiak, Alaska, pp. 245-254

S. M. Bower
Winter mortalities and histopathology in Japanese littlenecks Tapes philippinarum (A. Adams and Reeve, 1850) in British Columbia due to freezing temperatures, pp. 255-263

S. K. Ponurovsky and Yu. M. Yakovlev
The reproductive biology of the Japanese littleneck, Tapes philippinarum (A. Adams and Reeve, 1850) (Bivalvia: Veneridae), pp. 265-277

Michael A. Rice and Jan A. Pechenik
A review of factors influencing the growth of northern quahog, Mercenaria mercenaria (Linnaeus, 1758), pp. 279-287

M. Gayle Kraus, Brian F. Beal, Samuel R. Chapman and Louanne McMartin
A comparison of growth rates in Arctica islandica (Linnaeus, 1767) between field and laboratory populations, pp. 289-294

G. Jay Parsons, Caroline R. Warren-Perry and Michael J. Dadswell
Movements of juvenile scallops Placopecten magellanicus (Gmelin, 1791) in Passamaquoddy Bay, New Brunswick, pp. 295-297

Michael J. Dadswell and G. Jay Parsons
Exploiting life-history characteristics of the sea scallop, Placopecten magellanicus (Gmelin, 1791), from different geographical locations in the Canadian maritimes to enhance suspended culture grow-out, pp. 299-305

G. Martinez, M. Torres, E. Uribe, M. A. Diaz and H. Perez
Biochemical composition of broodstock and early juvenile Chilean scallops, Argopecten purpuratus Lamarck, held in two different environments, pp. 307-313

P. C. Young, R. J. McLoughlin and R. B. Martin
Scallop (Pecten fumatus) settlement in Bass Strait, Australia, pp. 315-323

S. Tritar, D. Prieur and R. Weiner
Effects of bacterial films on the settlement of oysters, Crassostrea gigas (Thunberg, 1793) and Ostrea edulis Linnaeus, 1750, and the scallop, Pecten maximus (Linnaeus, 1758), pp. 325-330

V. Monica Bricelj, Susan Ford, Francisco Borrero, Frank O. Perkins, Gregg Rivera, Robert Hillman, Ralph A. Elston and J. Chang
Unexplained mortalities of hatchery reared, juvenile oysters, Crassostrea virginica (Gmelin, 1791), pp. 331-347

Stephen J. Kleinschuster and Sharon L. Swink
In vitro culture of presumptive nervous tissue of Crassostrea virginica (Gmelin, 1791), pp. 349-361

William S. Fisher, Julie D. Gauthier and James T. Winstead
Infection intensity of Perkinsus marinus disease in Crassostrea virginica (Gmelin, 1791) from the Gulf of Mexico maintained under different laboratory conditions, pp. 363-369

Robert D. Barber and Susan E. Ford
Occurrence and significance of ingested haplosporidan spores in the eastern oyster, Crassostrea virginica (Gmelin, 1791), pp. 371-375

Jose A. F. Robledo, Beatriz Novoa and Antonio Figueros
Occurrence of haplosporidian and Perkinsus-like infections in carpet-shell clams, Ruditapes decussatus (Linnaeus, 1758), of the Ria de Vigo (Galicia, NW Spain), pp. 377-382

Marvin R. Alvarez, Frank E. Friedl, Christine M. Hudson and Robert L. O'Neill
Effects of hypoxic and hyperoxic conditions on hemocyte activity and abiotic particle retention by the eastern oyster, Crassostrea virginica (Gmelin, 1791), pp. 383-386

E. N. Powell, E. E. Hofmann, J. M. Klinck and S. M. Ray
Modeling oyster populations I. A commentary on filtration rate. Is faster always better?, pp. 387-398

Eileen E. Hofmann, Eric N. Powell, John M. Klinck and Elizabeth A. Wilson
Modeling oyster populations III. Critical feeding periods, growth and reproduction, pp. 398-416

Edward L. Haywood, III and Thomas M. Soniat
The use of cement-stabilized gypsum as cultch for the eastern oyster, Crassostrea virginica (Gmelin, 1791), pp. 417-419

George R. Abbe
Population structure of the eastern oyster, Crassostrea virginica (Gmelin, 1791), on two oyster bars in central Chesapeake Bay: Further changes associated with shell planting, recruitment and disease, pp. 421-430

James D. Simons, Thomas M. Soniat, Eric N. Powell, Junggeun Song, Matthew S. Ellis, Stephanie A. Boyles, Elizabeth A. Wilson and W. Russell Callender
An improved method for mapping oyster bottom using a global positioning system and an acoustic profiler, pp. 431-436

Anja Robinson
Dietary supplements for reproductive conditioning of Crassostrea gigas kumamoto (Thunberg). I. Effects on gonadal development, quality of ova and larvae through metamorphosis, pp. 437-441

Anja Robinson
Dietary supplements for the reproductive conditioning of Crassostrea gigas kumamoto (Thunberg): II. Effects on glycogen, lipid and fatty acid content of broodstock oysters and eggs, pp. 443-447

George C. Matthiessen and Jonathan P. Davis
Observations on growth rate and resistance to MSX (Haplosporidium nelsoni) among diploid and triploid eastern, oysters (Crassostrea virginica (Gmelin, 1791) in New England, pp. 449-454

Jorge Rodriguez and Jose A. Frias
Tropical mangrove oyster production from hatchery raised seed in Cuba, pp. 455-460

Tony A. Lowery
Apalachicola Bay's proclivity for sediment export during hurricanes and its impact on oyster production from,1960-1985, pp. 461-466

P. Coutteau and P. Sorgeloos
The use of algal substitutes and the requirement for live algae in the hatchery and nursery rearing of bivalve molluscs: an international survey, pp. 467-476

Iddya Karunasagar and Indrani Karunasagar
Gymnodinium nagasakiense red-tide off Someshwar, west coast of India and mussel toxicity, pp. 477-478

Barry C. Smith and Gary H. Wikfors
Phytoplankton pigments accumulated by the arctic surfclam, Mactromeris polynyma (Stimpson, 1860), pp. 479-483

Proceedings of the Special Symposium: Molluscan Introductions and Transfers: Risk Considerations and Implications, presented at the 1990 joint meeting of the National Shelifisheries Association and the Shellfish Institute of North America, Williamsburg, Virginia April 4-5 1990, pp. 485-486

James T. Carlton and Aaron Rosenfield
Preface, p. 487

James T. Carlton
Introduced marine and estuarine mollusks of North America: An end-of-the-20th-century perspective, pp. 489-505

Melbourne R. Carriker
Introductions and transfers of mollusks: risk considerations and implications, pp. 507-510

Douglas W. Lipton, Eileen F. Lavan and Ivar E. Strand
Economics of mollusk introductions and transfers: the Chesapeake Bay dilemma, pp. 511-519

Cameron Ray Hackney, Marylin B. Kilgen and Howard Kator
Public health aspects of transferring mollusks, pp. 521-533

Patrick M. Gaffney and Standish K. Allen, Jr.
Genetic aspects of introduction and transfer of mollusks, pp. 535-538

Susan E. Ford
Evidence surrounding the spread of disease by introduction and transfer of mollusks in commerce, with special reference to Perkinsus marinus ("Dermo") and Haplosporidium nelsoni (MSX), pp. 539-546

Abstracts of Technical Papers Presented at the 43rd Annual Meeting of the Pacific Coast Oyster Growers Association and National Shellfisheries Association (Pacific Coast Section), pp. 547-557

Addendum abstracts, p. 559

Index of Papers Published in the Journal of Shellfish Research, Volumes 1-10 (1981-1991), pp. 561-581

Membership listing of the National Shellfisheries Association, pp. 583-593

List of reviewers, p. 594