Fishery Bulletin 



CONTENTS 



Vol. 83, No. 4 October 1985 



PARRISH, R. H, D. L. MALLICOATE, and K. F. MAIS. Regional variations in the 

 growth and age composition of northern anchovy, Engraulis mordax 483 



JOHNSON, PHYLLIS T. Parasites of benthic amphipods: microsporidans of Ampelisca 

 agassizi (Judd) and some other gammarideans 497 



OVERHOLTZ, WILLIAM J., and ALBERT V. TYLER. Long-term responses of the 

 demersal fish assemblages of Georges Bank 507 



WAHLEN, BRUCE E., and TIM D. SMITH. Observer effect on incidental dolphin mor- 

 tality in the eastern tropical Pacific tuna fishery 521 



SINGER, MICHAEL M. Food habits of juvenile rockfishes (Sebastes) in a central Califor- 

 nia kelp forest 531 



READ, ANDREW J., and DAVID E. GASKIN. Radio tracking the movements and 

 activities of harbor porpoises, Phocoena phocoena (L.), in the Bay of Fundy, 

 Canada 543 



HOHN, ALETA A., and P S. HAMMOND. Early postnatal growth of the spotted 

 dolphin, Stenella attenuata, in the offshore eastern tropical Pacific 553 



BROWN, R. S., and N. CAPUTI. Factors affecting the growth of undersize western 

 rock lobster, Panulirus cygmis George, returned by fishermen to the sea 567 



JAMIE SON, G. S., and A. CAMPBELL. Sea scallop fishing impact on American lobsters 

 in the Gulf of St. Lawrence 575 



WARLEN, STANLEY M., and ALEXANDER J. CHESTER. Age, growth, and distribu- 

 tion of larval spot, Leiostomus xanthurus, off North Carolina 587 



ALBERS, W. D., and P J. ANDERSON. Diet of Pacific cod, Gadus macrocephalus, 

 and predation on the northern pink shrimp, Pandalus borealis, in Pavlof Bay, 

 Alaska 601 



BOEHLERT, GEORGE W, DENA M. GADOMSKI, and BRUCE C. MUNDY. Vertical 

 distribution of ichthyoplankton off the Oregon coast in spring and summer 

 months 611 



AU, DAVID W. K., and WAYNE L. PERRYMAN. Dolphin habitats in the eastern tropical 

 Pacific 623 



FREEMAN, MARY C, NATE NEALLY, and GARY D. GROSSMAN. Aspects of the 

 life history of the fluffy sculpin, Oligocottus snyderi 645 



BARLOW, JAY. Variability, trends, and biases in reproductive rates of spotted dolphins, 

 Stenella attenuata 657 



(Continued on next page) ; 



iV,b!ine Biotogfea! LahoratOfv f 

 FEB 7 1986 j 



Seattle, Washington i I 



1985 



LJ^(2£^ Hole, Mass. { 



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