Contents of Volume 18, Number 2

John Kraeuter and Susan Ford
Honored Life Member: Harold Haley Haskin, pp. 337-339

Susan Ford
Honored Life Member: Carl James Sindermann, pp. 341-342

Susan Ford
Honored Life Member: Aaron Rosenfield, pp. 343-345

A. G. Jeffs, R. C. Holland, S. H. Hooker and B. J. Hayden
Overview and bibliography of research on the greenshell mussell, Perna canaliculus, from New Zealand waters, pp. 347-360

Gustavo Darrigran, Pablo Penchaszadeh and M. Cristina Damborenea
The reproductive cycle of Limnoperna fortunei (Dunker, 1857) (Mytilidae) from a neotropical temperate locality, pp. 361-365

R. W. Penney and M. J. Hart
Distribution, genetic structure, and morphometry of Mytilus edulis and M. trossulus within a mixed species zone, pp. 367-374

Michele Pelc and Richard R. Alexander
Salinity and sediment-mediated byssal thread production by Mytilus edulis Linnaeus and Geukensia demissa Dillwyn from New Jersey salt marshes, pp. 375-384

M. T. Sicard, A. N. Maeda-Martine4 P. Ormart, T. Reynoso-Granados and L Carvalho
Optimum temperature for growth in the catarina scallop (Argopecten ventricosis-circularis, Sowerby II, 1842), pp. 385-392

Dan C. Marelli, William S. Arnold and Catherine Bray
Levels of recruitment and adult abundance in a collapsed population of bay scallops (Argopecten irradians) in Florida, pp. 393-399

Stephen L Estabrooks
The telomeres of the bay scallop, Argopecten irradians (Lamarck), pp. 401-404

D. Roddick, E. Kenchington, J. Grant and S. Smith
Temporal variation in sea scallop (Placopecten magellanicus) adductor muscle RNA/DNA ratios in relation to gonosomatic cycles, off Digby, Nova Scotia, pp. 405-413

Noe A. Santamaria Esteban F. Felix-Pico, Jose Luis Sanchez-Lizaso, J. Ricardo Palomares-Garcia and Manuel Mazon-Suastegui
Temporal coincidence of the annual eelgrass Zostera marina and juvenile scallops Argopecten ventricosus (Sowerby II, 1842) in Bahia Concepcion, Mexico, pp. 415-418

Yantian T. Lu, Norman J. Blake and Joseph J. Torres
Oxygen consumption and ammonia excretion of larvae and juveniles of the bay scallop, Argopecten irradians concentricus (SAY), pp. 419-423

Yantian T. Lu, Norman J. Blake and Joseph J. Torres
Biochemical utilization during embryogenesis and metamorphosis in the bay scallop, Argopecten irradians concentricus (SAY), pp. 425-429

Quiyang Zhang, Gang Yu, Richard K. Cooper and Terrence R. Tiersch
Chromosomal location by fluorescence in situ hybridization of the 28S ribosomal RNA gene of the eastern oyster, pp. 431-435

K. B. Strychar and B. A. MacDonald
Impacts of suspended peat particles on feeding and absorption rates in cultured eastern oysters (Crassostrea virginica, Gmelin), pp. 437-444

Mi Seon Park, Hyun Jeong Lim, Qtae Jo, Jang Sang Yoo and Minjee Jeon
Assessment of reproductive health in the wild seed oysters, Crassostrea gigas, from two locations in Korea, pp. 445-450

Kim J. Friedman and Paul C. Southgate
Growout of blacklip pearl oysters, Pinctada margaritifera, on chaplets in suspended culture in Solomon Islands, pp. 451-458

Suifen Lyu and Standish X Allen, Jr.
Effect of sperm density on hybridization between Crassostrea virginica, Gmelin and C. gigas (Thunberg), pp. 459-464

Gustavo W. Calvo, Mark W. Luckenbach, Standish K. Allen, Jr. and Eugene M. Burreson
Comparative field study of Crassostrea gigas (Thunberg, 1793) and Crassostrea virginica (Gmelin, 1791) in relation to salinity in Virginia, pp. 465-473

Susan Ford, Eric Powell, John Klinck and Eileen Hofinann
Modeling the MSX parasite in eastern oyster (Crassostrea virginica) populations. I. Model development, implementation, and verification, pp. 475-500

Michelle C. Paraso, Susan E. Ford, Eric N. Powell, Eileen E. Hofmann and John M. Klinck
Modeling the MSX parasite in eastern oyster (Crassostrea virginica) populations. II. Salinity effects, pp. 501-516

Eric N. Powell, John M. Klinck, Susan E. Ford, Eileen E. Hofmann and Stephen J. Jordan
Modeling the MSX parasite in eastern oyster (Crassostrea virginica) populations. III. Regional application and the problem of transmission, pp. 517-537

Islay D. Marsden
Reproductive cycles of the surf beach clam Paphies donacina (Spengler, 1793) from New Zealand, pp. 539-546

Michael A. Rice
Uptake of dissolved free amino acids by northern quahogs, Mercenaria mercenaria and its relative importance to organic nitrogen deposition in Narragansett Bay, Rhode Island, pp. 547-553

Nancy H. Hadley, Robert B. Baldwin, M. R. Devoe and R. Rhodes
Performance of a tidal-powered upwelling nursery system for northern quahogs (hardclams) (Mercenaria mercenaria) in South Carolina, pp. 555-560

Paula A. Y. Maas, Stephen J. Kleinschuster, Michael J. Dykstra, Roxanna Smolowitz and Jason Parent
Molecular characterization of QPX (Quahog Parasite Unknown), a pathogen of Mercenaria mercenaria, pp. 561-567

Melanie J. Leng and Nick J. G. Pearce
Seasonal variation of trace element and isotopic composition in the shell of a coastal mollusk, Mactra isabelleana, pp. 569-574

H. Masski and J. Guillou
The role of biotic interactions in juvenile mortality of the cockle (Cerastodernia edule L.): Field observations and experiment, pp. 575-578

Melbourne R. Carriker and Gregory L. Gruber
Uniqueness of the gastropod accessory boring organ (ABO): Comparative biology, an update, pp. 579-595

Karl W. Mueller and Annette Hoffmann
Effect of freshwater immersion on attachment of the Japanese oyster drill, Ceratostoma inornatum (Recluz 1851), pp. 597-600

Kasim Cemal Guven, Zeliha Yazici, Serap Akinci and Erdogan Okus
Fatty acids and sterols of Rapana venosa (Valenciennes, 1846), pp. 601-604

Sei-Ichi Okumura, Shoujiro Kinugawa, Aiko Fujimaki, Wataru Kawai, Hidelaka Maehata, Kazuhiro Yoshioka, Ryouko Yoneda and Kunio Yamamori
Analysis of karyotype, chromosome banding, and nucleolus organizer region of Pacific abalone, Haliotis discus hannai (Archaeogastropoda: Haliotidae), pp. 605-609

James O. Harris, Greg B. Maguire, Stephen J. Edwards and Stephen M. Hindrum
Effect of pH on growth rate, oxygen consumption rate, and histopathology of gill and kidney tissue for juvenile greenlip abalone, Haliotis laevigata Donovan and blacklip abalone, Haliotis rubra Leach, pp. 611-619

J. Jdnasson, S. E. Stefansson, A. Gudnason and A. Steinarsson
Genetic variation for survival and shell length of cultured red abalone (Haliotis rufescens) in Iceland, pp. 621-625

Jiann-Chu Chen and Won-Chung Lee
Growth of Taiwan abalone Haliotis diversicolor supertexta fed on Gracilaria tenuistipitata and artificial diet in a multiple-tier basket system, pp. 627-635

Rodney D. Roberts, Tomohiko Kawamura, and Hideki Takami
Morphological changes in the radula of abalone (Haliotis iris) during post-larval development, pp. 637-644

Gabriela Moura, Ricardo Guedes and Jorge Machado
The extracellular mineral concretions in Anodonta cygnea (L.): different types and manganese exposure-caused changes, pp. 645-650

R. Wouters, L. Gomez, P. Lavens and J. Calderon
Feeding enriched Artemia biomass to Penaeus vannamei broodstock: Its effect on reproductive performance and larval quality, pp. 651-656

Gretchen A. Messick, Stephen J. Jordan, and William F. Van Heukelem
Salinity and temperature effects on Hematodinium sp. in the Blue Crab Callinectes sapidus, pp. 657-662

Juan Valero, Tomas Luppi and Oscar Iribarne
Size as indicator of swimming speed in crab megalopae, pp. 663-666

Jie Zheng and Gordon H. Kruse
Evaluation of harvest strategies for tanner crab stocks that exhibit periodic recruitment, pp. 667-679

Steve L. Morton, Tod A. Leighfield, Bennie L. Haynes, Debra L Petitpain, Mark A. Busman, Peter D. R. Moeller, Laurie Bean, Jay McGowan, John W. Hurst, Jr., and Frances M. van Dolah
Evidence of diarrhetic shellfish poisoning along the coast of Maine, pp. 681-686

Abstracts of technical papers presented at the Sixth International Littorinid Symposium, July 24-31, 1999, Priory, Jamaica, W.I., pp. 687-700

Abstracts of technical papers presented at International Conference on Shellfish Restoration, September 29-October 2, 1999, Cork, Ireland, pp. 701-731