Weinberg. Rockfish assemblages off Oregon and Washington 



623 



•«2* 









$r 



♦»* . 



rs'-i 



1977 



1980 



1983 



1986 



1989 



48 



47 



- 46 



- 45 



44 



43 



125 124 125 124 125 



124 



I25 124 125 124 125 124 



123 



Longitude 



Figure 1 



The distribution of hauls from the west coast triennial groundfish surveys showing the presence ( + ) or absence (o) 

 of rockfish (Scorpaenidae) in the Columbia and U.S. -Vancouver areas. 



- 



id 



-C 



<u 200 



II 

 £1 



E 



Z 



.".'".'." 



t^: 



tic:: 



1977 1980 1983 1986 1989 1992 



Year 



Figure 2 



Distribution of successful survey effort by depth interval for the west 

 coast triennial groundfish surveys (1977-92). 



