Table 1. Estimated recruitment, total stock biomass (TBS), spawning stock biomass (SSB), and average fishing mortality for ages 4 to 8 (F48). | ||||||||||||
Year | Recruits | Low | High | TSB | Low | High | SSB | Low | High | F48 | Low | High |
1973 | 30822 | 11849 | 80178 | 62755 | 41317 | 95317 | 44936 | 26299 | 76780 | 0.216 | 0.113 | 0.414 |
1974 | 85819 | 34468 | 213673 | 61698 | 43511 | 87485 | 34510 | 21701 | 54879 | 0.199 | 0.113 | 0.351 |
1975 | 16847 | 6867 | 41331 | 71826 | 50560 | 102036 | 33057 | 21709 | 50339 | 0.244 | 0.151 | 0.392 |
1976 | 8423 | 3451 | 20555 | 81879 | 57495 | 116604 | 34132 | 23128 | 50373 | 0.325 | 0.207 | 0.509 |
1977 | 7536 | 3082 | 18424 | 96761 | 65420 | 143117 | 37647 | 27237 | 52034 | 0.394 | 0.253 | 0.613 |
1978 | 12185 | 4954 | 29975 | 105768 | 70208 | 159338 | 50818 | 34981 | 73824 | 0.410 | 0.263 | 0.638 |
1979 | 5007 | 2056 | 12191 | 100912 | 65887 | 154554 | 62255 | 39923 | 97081 | 0.512 | 0.333 | 0.787 |
1980 | 9482 | 3948 | 22770 | 85306 | 54367 | 133851 | 60901 | 36744 | 100938 | 0.363 | 0.223 | 0.593 |
1981 | 3424 | 1511 | 7759 | 71898 | 46642 | 110829 | 53745 | 32192 | 89728 | 0.351 | 0.219 | 0.564 |
1982 | 4301 | 1922 | 9626 | 52892 | 38099 | 73428 | 37684 | 25334 | 56056 | 0.573 | 0.384 | 0.854 |
1983 | 1646 | 712 | 3805 | 39066 | 28919 | 52773 | 24909 | 17928 | 34609 | 0.593 | 0.413 | 0.852 |
1984 | 4108 | 1854 | 9103 | 29319 | 21725 | 39567 | 18661 | 13279 | 26224 | 0.580 | 0.395 | 0.852 |
1985 | 83450 | 35502 | 196155 | 31039 | 22375 | 43057 | 14822 | 10691 | 20550 | 0.387 | 0.263 | 0.569 |
1986 | 44578 | 19891 | 99904 | 43915 | 29577 | 65202 | 14445 | 10351 | 20159 | 0.339 | 0.228 | 0.505 |
1987 | 4168 | 1821 | 9542 | 55994 | 38247 | 81976 | 15540 | 11051 | 21853 | 0.353 | 0.239 | 0.520 |
1988 | 2264 | 1005 | 5097 | 77653 | 51937 | 116101 | 20145 | 14626 | 27745 | 0.472 | 0.325 | 0.687 |
1989 | 663 | 291 | 1511 | 98322 | 64451 | 149992 | 36827 | 24217 | 56004 | 0.569 | 0.399 | 0.809 |
1990 | 313 | 143 | 683 | 88521 | 55723 | 140626 | 49662 | 30344 | 81279 | 0.817 | 0.597 | 1.120 |
1991 | 440 | 204 | 947 | 42830 | 25729 | 71299 | 30792 | 17882 | 53022 | 1.281 | 0.979 | 1.676 |
1992 | 457 | 209 | 996 | 11764 | 6835 | 20247 | 9472 | 5307 | 16906 | 1.452 | 1.106 | 1.907 |
1993 | 290 | 130 | 644 | 2342 | 1625 | 3376 | 1724 | 1104 | 2691 | 0.625 | 0.422 | 0.928 |
1994 | 398 | 175 | 908 | 1553 | 1037 | 2325 | 1003 | 576 | 1748 | 0.348 | 0.219 | 0.551 |
1995 | 126 | 57 | 278 | 1565 | 1046 | 2342 | 997 | 577 | 1725 | 0.202 | 0.122 | 0.334 |
1996 | 199 | 86 | 457 | 1567 | 1043 | 2354 | 1053 | 620 | 1788 | 0.194 | 0.104 | 0.360 |
1997 | 390 | 168 | 906 | 1705 | 1111 | 2618 | 1185 | 692 | 2030 | 0.215 | 0.080 | 0.572 |
1998 | 1155 | 522 | 2553 | 1713 | 1103 | 2660 | 1152 | 659 | 2013 | 0.200 | 0.072 | 0.559 |
1999 | 1344 | 632 | 2858 | 1828 | 1182 | 2827 | 1092 | 603 | 1975 | 0.133 | 0.060 | 0.296 |
2000 | 2551 | 1202 | 5416 | 2353 | 1589 | 3483 | 1160 | 652 | 2063 | 0.118 | 0.055 | 0.257 |
2001 | 2301 | 1093 | 4847 | 3277 | 2299 | 4671 | 1363 | 808 | 2301 | 0.100 | 0.051 | 0.199 |
2002 | 2284 | 1048 | 4977 | 4612 | 3320 | 6406 | 1944 | 1242 | 3043 | 0.118 | 0.062 | 0.225 |
2003 | 7137 | 3443 | 14794 | 6687 | 4894 | 9136 | 2817 | 1885 | 4210 | 0.130 | 0.073 | 0.232 |
2004 | 29703 | 14278 | 61791 | 11590 | 8360 | 16069 | 3954 | 2727 | 5735 | 0.159 | 0.090 | 0.284 |
2005 | 12460 | 6009 | 25838 | 17935 | 12656 | 25415 | 5290 | 3666 | 7633 | 0.196 | 0.105 | 0.365 |
2006 | 17590 | 8125 | 38080 | 25694 | 18365 | 35947 | 7223 | 5053 | 10325 | 0.189 | 0.114 | 0.312 |
2007 | 8526 | 4036 | 18012 | 35632 | 25599 | 49597 | 11449 | 8249 | 15891 | 0.251 | 0.157 | 0.401 |
2008 | 17778 | 8592 | 36786 | 34926 | 25800 | 47281 | 15483 | 11126 | 21545 | 0.360 | 0.219 | 0.592 |
2009 | 12228 | 5889 | 25393 | 44712 | 33238 | 60148 | 21712 | 15299 | 30813 | 0.225 | 0.135 | 0.376 |
2010 | 42235 | 20125 | 88635 | 45116 | 33181 | 61346 | 22857 | 15879 | 32901 | 0.148 | 0.085 | 0.258 |
2011 | 20478 | 9321 | 44989 | 52945 | 38418 | 72964 | 26134 | 17729 | 38525 | 0.165 | 0.093 | 0.290 |
2012 | 12799 | 5876 | 27877 | 65317 | 47576 | 89673 | 31101 | 21025 | 46006 | 0.152 | 0.088 | 0.265 |
2013 | 17499 | 6881 | 44499 | 78433 | 56769 | 108365 | 38754 | 26474 | 56731 | 0.139 | 0.079 | 0.245 |
2014 | 12419 | 3808 | 40499 | 87992 | 63281 | 122352 | 50362 | 34990 | 72488 | 0.168 | 0.091 | 0.308 |
2015 | 15565 | 3395 | 71361 | 80178 | 55190 | 116478 | 51021 | 33477 | 77761 | 0.232 | 0.108 | 0.497 |