Allozymes and morphometric characters of three species ofMytilus in the Northern and Southern Hemispheres J. H. McDonaldR. SeedR. K. Koehn OriginalPaper Pages: 323 - 333
Heterozygosity, growth, and survival of the hard clam,Mercenaria mercenaria, in seagrass vs sandflat habitats J. Pecon SlatteryR. C. VrijenhoekR. A. Lutz OriginalPaper Pages: 335 - 342
Differential sensitivities to hypoxia by two anoxia-tolerant marine molluscs: A biochemical analysis A. de ZwaanP. CortesiK. B. Storey OriginalPaper Pages: 343 - 351
A histological and chemical study of the cerata of the opisthobranch molluscTethys fimbria A. MarinV. Di MarzoG. Cimino OriginalPaper Pages: 353 - 358
Energetics of growth and reproduction in cockles (Cerastoderma edule): Seasonal and age-dependent variations J. I. P. IglesiasE. Navarro OriginalPaper Pages: 359 - 368
Paralytic shellfish toxins sequestered by bivalves as a defense against siphon-nipping fish R. G. Kvitek OriginalPaper Pages: 369 - 374
Alkaloids and ascidian chemical defense: Evidence for the ecological role of natural products fromEudistoma olivaceum A. R. Davis OriginalPaper Pages: 375 - 379
Genetic evidence for cryptic speciation in allopatric populations of two cosmopolitan species of the calcareous sponge genusClathrina A. M. Solé-CavaM. KlautauJ. P. Thorpe OriginalPaper Pages: 381 - 386
Reproduction, development and population biology of the Caribbean ophiuroidOphionereis olivacea, a protandric hermaphrodite that broods its young M. Byrne OriginalPaper Pages: 387 - 399
Functional morphology of the gonads of the articulate brachiopodTerebratulina retusa M. A. JamesA. D. AnsellG. B. Curry OriginalPaper Pages: 401 - 410
Oogenesis in the articulate brachiopodTerebratulina retusa M. A. JamesA. D. AnsellG. B. Curry OriginalPaper Pages: 411 - 423
Ammonium excretion by the ophiuridOphiothrix fragilis as a function of season and tide D. DavoultF. GouninM. -A. Janquin OriginalPaper Pages: 425 - 429
Skeletal changes in the test and jaws of the sea urchinDiadema antillarum in response to food limitation D. R. Levitan OriginalPaper Pages: 431 - 435
Increases in surgeonfish populations after mass mortality of the sea urchinDiadema antillarum in Panamá indicate food limitation D. R. Robertson OriginalPaper Pages: 437 - 444
Copepod egg production in the Skagerrak during SKAGEX, May–June 1990 P. TiseliusT. G. NielsenZ. Witek OriginalPaper Pages: 445 - 453
Tolerance of marine calanoid resting eggs: Effects of freezing, desiccation and Rotenone exposure - a field and laboratory study T. Næss OriginalPaper Pages: 455 - 459
A study of the variations in lipid levels, lipid class composition and fatty acid composition in the first stages ofArtemia sp. J. C. NavarroF. AmatJ. R. Sargent OriginalPaper Pages: 461 - 465
Population structure and growth in captivity of the spiny lobsterPanulirus penicillatus from Dahab, Gulf of Aqaba, Red Sea I. PlautL. Fishelson OriginalPaper Pages: 467 - 472
Late winter abundance and distribution of phaeodarian radiolarians, other large protozooplankton and copepod nauplii in the Weddell Sea, Antarctica E. -M. NöthigM. M. Gowing OriginalPaper Pages: 473 - 484
A mechanism for horizontal zooplankton transport by vertical migration in tidal currents A. E. Hill OriginalPaper Pages: 485 - 492
Influence of sex and age on the feeding habits of the common soleSolea solea A. MolineroR. Flos OriginalPaper Pages: 493 - 501
Changes in species composition of demersal fish fauna of Southeast Gulf of Carpentaria, Australia, after 20 years of fishing A. N. HarrisI. R. Poiner OriginalPaper Pages: 503 - 519