98° 96° 94° 92° 90° : 88° 86° 84° 82° 
» MISS. | 
LOUISIANA i ‘ Vinee actin 
Moss Point : awe 
. : FLORIDA 
Intracoastal 
GULF OF MEXICO 
Figure 1.—Location of reduction plants for the Gulf menhaden fishery in the Gulf of Mexico. 
Table 1.—Numbers of operating plants, airplanes, vessels by size, and vessels with fish pumps, 
power blocks, and refrigeration, Gulf menhaden fishery, 1945-73. 
No. of vessels' No. of vessels with 
No. of No.of | Under Over Re- 
plants air- 75net 76-200 200net Fish Power _ friger- 
Years operating planes tons nettons tons Total pumps blocks ation 
1945 2 0 10 0 0 10 0 0 0 
1946 3 0 13 1 0 14 0 0 0 
1947 4 0 21 9 0 30 0 0 0 
1948 5 0 27 12 0 39 0 0 ) 
1949 7 1 36 17 0 53 0 0 0 
1950 10 3 42 23 0 65 0 ) 0 
1951 10 4 42 26 0 68 6 0 0 
1952 10 4 4] 23 0 64 7 0 0 
1953 10 5 46 24 0 70 12 0 0 
1954 9 7 40 32 0 72 39 0 0 
1955 9 8 39 31 2 72 43 0 0 
1956 10 12 38 39 4 81 6 0 2 
1957 10 15 32 35 6 73 72 4 9 
1958 10 15 20 48 9 77 69 7 14 
1959 11 17 18 44 1 73 66 16 23 
1960 10 19 12 52 11 75 71 21 29 
1961 10 19 6 52 11 69 66 21 32 
1962 12 23 6 54 14 74 74 43 35 
1963 1 25 5 53 15 73 7 56 36 
1964 ll 24 5 53 18 76 76 64 40 
1965 13 27 4 48 30 82 82 79 57 
1966 13 29 1 42 37 80 80 80 59 
1967 13 31 1 32 43 76 7 76 70 
1968 12 33 2 26 41 69 69 69 65 
1969 12 33 2 27 43 72 72 72 68 
1970 13 34 2 26 45 73 73 73 70 
1971 13 35 1 29 52 82 82 82 77 
1972 8 33 0 22 53 75 75 75 75 
1973 10 31 0 14 51 65 65 65 65 
Number of vessels that landed fish 9 or more weeks. 
Distribution of Fishing of latitude and longitude, were divided by 10 minute in- 
tervals into 36 subareas, identified by a letter (A to F) 
From 1964 to 1969 logbooks and maps were placed and a number (1 to 6). The location of a given set could 
aboard vessels and the captain or pilot was asked to be referenced within a 100 mi* subarea, identified by 
record, among other things, the location of each purse latitude, longitude, and subarea (for example 29-84-B2). 
seine set. Squares on the maps, formed by even degrees Although all vessels did not keep logs and some kept only 
