White sucker 

 Lake Superior 



bottom trawl explorations, 1963-65, C 294 

 northern Lake Michigan 



bottom trawl explorations, 1963-65, C 318 



Whitefish — see Pygmy whitefish 



Whitefish 

 Green Bay 



bottom trawl explorations, 1963-65, C 297 

 Lake Superior 



bottom trawl explorations, 1963-65, C 294 

 northern Lake Michigan 



bottom trawl explorations, 1963-65, C 318 

 southern Lake Michigan 



abundance, seasonal availability and depth 

 distribution, 1962-65, C 301 



Woods Hole, Massachusetts, D 32 



Xiphias gladius — see Broadbill swordfish 



Yellow bullhead 

 Green Bay 



bottom trawl explorations, 1963-65, C 297 

 Lake Superior 



bottom trawl explorations, 1963-65, C 294 



Yellow perch 



northern Lake Michigan 



bottom trawl explorations, 1963-65, C 318 

 southern Lake Michigan 



abundance, seasonal availability and depth 

 distribution, 1962-65, C 301 



Yellow pike 

 Green Bay 



bottom trawl explorations, 1963-65, C 297 

 Lake Superior 



bottom trawl explorations, 1963-65, C 294 



Yellowfin tuna 

 fecundity, S 580 

 food of, S 593 



Japanese Atlantic longline fishery, 1965, S 582 

 larvae collected in northwestern Gulf of Guinea, 



Feb.-Apr. 1964, D 36 

 larvae collected in northwestern Gulf of Guinea, 



Aug. -Oct. 1964, D 37 

 status of stocks, S 582 



Zooplankton 



volumes off Pacific coast, 1960, S 581 



INDEX BY MARSDEN SQUARES 



001 

 D 36 



D 37 

 S 

 S 

 002 

 S 



s 



003 



s 



004 



S 



005 



s 



006 



D 33 



S 

 007 



D 33 



S 

 008 



s 



009 



s 



036 



D 36 



D 37 



S 580 



S 

 038 



S 

 039 



S 

 040 



S 

 041 



S 

 042 



D 33 



S 582 

 043 



D 33 



S 580 



S 582 

 044 



D 33 



S 580 



S 582 

 045 



D 33 



S 

 046 



C 



C 



S 

 051 



C 



580 

 582 



580 

 582 



582 



582 



582 



582 



582 



582 



582 



582 



582 



582 



582 

 582 



582 



312 

 325 

 582 



323 



30 



