U.S. Department 

 of Commerce 



Seattle, Washington 



Volume 103 

 Number 3 

 July 2005 



Fishery 

 Bulletin 



Contents 



The conclusions and opinions expressed 

 in Fishery Bulletin are solely those of the 

 authors and do not represent the official 

 position of the National Marine Fisher- 

 ies Service iNOAAl or any other agency 

 or institution. 



The National Marine Fisheries Service 

 iNMFS) does not approve, recommend, or 

 endorse any proprietary product or pro- 

 prietary material mentioned in this pub- 

 lication. No reference shall be made to 

 NMFS, or to this publication furnished by 

 NMFS, in any advertising or sales pro- 

 motion which would indicate or imply 

 that NMFS approves, recommends, or 

 endorses any proprietary product or pro- 

 prietary material mentioned herein, or 

 which has as its purpose an intent to 

 cause directly or indirectly the advertised 

 product to be used or purchased because 

 of this NMFS publication 



469-488 



489-500 



501-515 



516-523 



524-535 



536-543 



544-552 



553-558 



559 



Articles 



Marina Biotog"" 

 Woods Hole Oeanographic *' 



L'b 



jyt * d 2005 





Dressel, Sherri C, and Brenda L. Norcross 



Using poststratification to improve abundance estimates from 

 multispecies surveys: a study of |uvenile flatfishes 



Francis, Malcolm P., and Clinton Duffy 



Length at maturity in three pelagic sharks (Lamna nasus, 

 Isurus oxyrinchus, and Pnonace glauca) from New Zealand 



Fritz, Lowell W., and Eric S. Brown 



Survey- and fishery-derived estimates of Pacific cod 

 (Gadus macrocephalus) biomass: implications for strategies 

 to reduce interactions between groundfish fisheries and 

 Steller sea lions (Eumetopias jubatus) 



Greig, Thomas W., M. Katherine Moore, Cheryl M. Woodley, 

 and Joseph M. Quattro 



Mitochondrial gene sequences useful for species identification 

 of western North Atlantic Ocean sharks 



Hawkins, Sharon L., Jonathan Heifetz, 



Christine M. Kondzela, John E. Pohl, Richard L. Wilmot, 



Oleg N. Katugin, and Vladimir N. Tuponogov 



Genetic variation of rougheye rockfish (Sebastes aleutianus) 

 and shortraker rockfish (5. borealis) inferred from allozymes 



Sulikowski, James A., Jeff Kneebone, Scott Elzey, Joe Jurek, 

 Patrick D. Danley, W. Huntting Howell, and Paul C. W. Tsang 



The reproductive cycle of the thorny skate (Amblyra/a radiata) 

 in the western Gulf of Maine 



Notes 



Fey, Dariusz P., Gretchen E. Bath Martin, James A. Morris, 

 and Jonathan Hare 



Effect of type of otolith and preparation technique on age 

 estimation of larval and |uvenile spot (Leiostomus xanthurus) 



Piner, Kevin R., Melissa A. Haltuch, and John R. Wallace 



Preliminary use of oxygen stable isotopes and the 1983 El 

 Niiio to assess the accuracy of aging black rockfish (Sebastes 

 melanops) 



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