Appendix Table 8.— Estimated length composition of skipjack Appendix Table 9.— Estimated length composition of skipjack 
tuna caught by American Purse seiners in the eastern tuna caught by American purse seiners in the eastern 
tropical Atlantic in 1968. tropical Atlantic in 1969. 
Midpoint Number of fish by month 
Length 
(em) | Aug. | sent. | oct. | Nov. | 
Midpoint Number of fish by month 
length 
-0 2409 .0 4739 
.0 0 0 0 .0 18759 0 
.0 0 9257 2409 0 51955 2013 
.0 32798 70624 12046 .0 57873 5965 
-0 | 131436 139866 68875 .0 96038 15956 
.0 | 123675 91380 25709 ‘0 65096 32961 
.0 28540 39476 22903 ‘0 73737 45359 
.0 58833 21281 11452 ‘0 147494 48242 
.0 45815 19055 27127 0 157306 63066 
.0 26035 28488 24718 ‘0 91651 59256 
.0 25036 36659 11254 ‘0 54032 46465 
.0 1752 34206 19900 0 33216 34248 
.0 0 9901 2211 0 7631 10974 
.0 1752 1076 0 0 1431 2259 
501269 231013 
475672 860958 366764 
Appendix Table 10.— Estimated length composition of skipjack 
tuna caught by American purse seiners in_ the eastern 
tropical Atlantic in 1970. 
Midpoint Number of fish by month 
aie eee | 
‘Cem ee ee 
24835 
0 4943 0 0 0 
2446 12334 24835 32939 11349 
19219 39089 149012 16469 11242 
91520 | 135299 311362 0 2476 
96812 | 206739 301012 41173 32304 
74613 91742 442347 | 151716 75504 
44155 67015 381942 | 170979 87829 
25827 35296 250967 | 218438 | 128026 
14935 14286 41588 | 121571 | 123720 
18418 7986 56027 87236 | 115101 
5666 8398 17866 46369 
13692 13004 2141 
3983 1844 
6212 0 
3789 0 
-0 
-0 
0 
.0 
-0 
0 
0 
-0 
.0 
0 
0 
-0 
-0 
-0 
-0 
a) 
421287 | 637975 858387 | 636061 | 205079 
19 
