576 



Fishery Bulletin 91(3). 1993 



Literature cited 



Anonymous. 



1950. North Pacific exploratory fishery program. Com- 

 mercial Fish. Rev., 12:10:32-33. 



Birkland, C. 



1971. Biological observations on Cobb Seamount. 

 Northwest Sci. 43:3:193-199. 

 Budinger, T. F. 



1967. Cobb Seamount. Deep Sea Res. 14:191-201. 



Chilton, D. E., and R. J. Beamish. 



1982. Age determination methods for fishes studied 

 by the groundfish program at the Pacific Biological 

 Station. Can. FTEC Spec. Publ. Fish. Aquat. Sci. 

 60, 102 p. 



Dower, J., H. Freeland, and K. Juniper. 



1992. A strong biological response to oceanic flow past 

 Cobb Seamount. Deep-Sea Res. 39:7/8:1139-1145. 

 Eschmeyer, W. N., E. S. Herald, and H. Hammann. 



1983. A field guide to the Pacific coast fishes of North 



America. Houghton Mifflin Co., 

 Boston, MA, 336 p. 



Gauldie, R. W. 



1986. Vaterite otoliths from Chi- 

 nook salmon {Onchorhynchus 

 tshawytscha). New Zea. J. Mar. 

 Freshwater Res. 20:2:209-219. 



Hughes, S. E. 



1981. Initial U. S. exploration of 

 nine Gulf of Alaska seamounts 

 and their associated fish and 

 shellfish resources. Mar. Fish. 

 Rev. 43(1 ):26-33. 



Pearson, D. E., and J. E. Hightower. 

 1991. Spatial and temporal var- 

 iability in growth of widow 

 rockfish (Sebastes entomelas). 

 U.S. Dep. Commer., NOAA 

 Tech. Memo., NOAA-TM-NMFS- 

 SWFSC-167, 43 p. 



Sasaki, T. 



1986. Development and present 

 status of Japanese trawl fisheries 

 in the vicinity of seamounts. 

 U.S. Dep. Commer., NOAA Tech. 

 Rep. NMFS 43:21-33. 



Figure 2 



Two sagittal otoliths from a widow rockfish. Otolith on the left is normal, while the 

 otolith on the right exhibits the phenomenon known as vaterite replacement. 



