4-\ k^~A\ /* 



o- 4r« f , i , , , , i , rvV ° r>r 1 1 ■ 



i i i i tit i i i i i i i i i i i i i i i i i i n i i i i i i i i i i i i ■ "I i i i i i i i 

 jmmjsn'jmmjsn'jmmjsnIjmmjsnIjmmjsn 



1959 I960 1961 1962 1963 



Figure 4. — Effort expenditure and commercial bottomfish landings by month, year, and subarea 

 in the north-central Gulf of Mexico, 1959-63. 



