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 | 9660 | 98347 | 61883 | 38712 | 98923 | 45615 | 25627 | 81193 | 0.223 | 0.113 | 0.439 |
1974 | 102847 | 33927 | 311770 | 62069 | 41539 | 92744 | 35454 | 21643 | 58079 | 0.210 | 0.116 | 0.379 |
1975 | 17363 | 5808 | 51905 | 74682 | 48485 | 115034 | 35137 | 22728 | 54320 | 0.251 | 0.152 | 0.414 |
1976 | 7970 | 2668 | 23811 | 86682 | 56033 | 134094 | 38561 | 26044 | 57093 | 0.324 | 0.203 | 0.519 |
1977 | 7178 | 2396 | 21505 | 103985 | 64576 | 167443 | 45207 | 31114 | 65683 | 0.386 | 0.243 | 0.614 |
1978 | 11328 | 3768 | 34055 | 112533 | 69448 | 182346 | 60114 | 38564 | 93706 | 0.405 | 0.254 | 0.644 |
1979 | 4039 | 1335 | 12224 | 105979 | 65048 | 172667 | 70757 | 42769 | 117057 | 0.491 | 0.310 | 0.779 |
1980 | 8294 | 2912 | 23620 | 86942 | 52486 | 144019 | 65973 | 37926 | 114762 | 0.369 | 0.222 | 0.612 |
1981 | 2737 | 1037 | 7229 | 71468 | 44258 | 115405 | 56162 | 32460 | 97172 | 0.357 | 0.218 | 0.584 |
1982 | 2803 | 1109 | 7087 | 52208 | 36288 | 75114 | 39301 | 25959 | 59501 | 0.536 | 0.349 | 0.823 |
1983 | 1175 | 460 | 3000 | 38949 | 27684 | 54796 | 27065 | 18822 | 38918 | 0.563 | 0.378 | 0.840 |
1984 | 2203 | 914 | 5312 | 29614 | 20964 | 41834 | 20709 | 14192 | 30216 | 0.533 | 0.350 | 0.811 |
1985 | 65382 | 27824 | 153639 | 29644 | 21039 | 41767 | 16771 | 11597 | 24254 | 0.375 | 0.248 | 0.565 |
1986 | 47193 | 20127 | 110658 | 40296 | 27525 | 58992 | 16889 | 11682 | 24416 | 0.333 | 0.219 | 0.506 |
1987 | 1623 | 667 | 3946 | 49861 | 34103 | 72901 | 19170 | 13258 | 27718 | 0.349 | 0.232 | 0.525 |
1988 | 1255 | 531 | 2962 | 65513 | 43045 | 99708 | 23813 | 16602 | 34158 | 0.443 | 0.301 | 0.650 |
1989 | 351 | 150 | 824 | 83784 | 52704 | 133194 | 38177 | 24171 | 60300 | 0.532 | 0.368 | 0.771 |
1990 | 535 | 225 | 1275 | 79063 | 47424 | 131810 | 49119 | 28808 | 83749 | 0.740 | 0.532 | 1.030 |
1991 | 839 | 348 | 2025 | 43871 | 25017 | 76932 | 33624 | 18651 | 60618 | 1.113 | 0.825 | 1.501 |
1992 | 342 | 145 | 805 | 12914 | 7234 | 23054 | 10759 | 5847 | 19798 | 1.280 | 0.917 | 1.788 |
1993 | 322 | 132 | 785 | 2830 | 1809 | 4427 | 2164 | 1283 | 3651 | 0.590 | 0.372 | 0.936 |
1994 | 1174 | 457 | 3018 | 2014 | 1170 | 3467 | 1350 | 659 | 2767 | 0.328 | 0.192 | 0.562 |
1995 | 661 | 232 | 1886 | 2126 | 1268 | 3565 | 1328 | 668 | 2641 | 0.194 | 0.107 | 0.351 |
1996 | 182 | 65 | 510 | 2126 | 1272 | 3552 | 1379 | 710 | 2676 | 0.179 | 0.094 | 0.339 |
1997 | 672 | 247 | 1831 | 2357 | 1402 | 3962 | 1597 | 834 | 3058 | 0.192 | 0.098 | 0.375 |
1998 | 1793 | 735 | 4375 | 2449 | 1464 | 4097 | 1637 | 862 | 3108 | 0.177 | 0.087 | 0.361 |
1999 | 3338 | 1342 | 8302 | 2815 | 1718 | 4613 | 1648 | 864 | 3143 | 0.119 | 0.059 | 0.240 |
2000 | 4885 | 2021 | 11809 | 3638 | 2288 | 5784 | 1795 | 950 | 3390 | 0.103 | 0.051 | 0.208 |
2001 | 3124 | 1304 | 7486 | 4820 | 3122 | 7442 | 2139 | 1197 | 3823 | 0.088 | 0.044 | 0.178 |
2002 | 843 | 303 | 2350 | 6308 | 4171 | 9538 | 3038 | 1822 | 5064 | 0.102 | 0.052 | 0.199 |
2003 | 13433 | 5692 | 31705 | 9163 | 6157 | 13636 | 4359 | 2733 | 6954 | 0.106 | 0.055 | 0.204 |
2004 | 97441 | 36878 | 257460 | 21651 | 12643 | 37078 | 6210 | 3991 | 9663 | 0.123 | 0.064 | 0.237 |
2005 | 21627 | 8838 | 52921 | 35313 | 19861 | 62786 | 8853 | 5751 | 13629 | 0.145 | 0.075 | 0.281 |
2006 | 13233 | 5789 | 30253 | 42108 | 25974 | 68264 | 12721 | 8356 | 19365 | 0.148 | 0.083 | 0.264 |
2007 | 5832 | 2642 | 12871 | 51175 | 33204 | 78872 | 19877 | 13180 | 29975 | 0.188 | 0.107 | 0.328 |
2008 | 9223 | 4466 | 19048 | 43608 | 29696 | 64037 | 23671 | 15774 | 35520 | 0.248 | 0.136 | 0.454 |
2009 | 20808 | 9906 | 43708 | 54448 | 36777 | 80610 | 32145 | 20803 | 49670 | 0.163 | 0.092 | 0.291 |
2010 | 21571 | 10499 | 44317 | 50413 | 33791 | 75212 | 32016 | 20399 | 50251 | 0.116 | 0.062 | 0.215 |
2011 | 4061 | 1944 | 8482 | 53051 | 34788 | 80901 | 35490 | 21958 | 57361 | 0.125 | 0.067 | 0.233 |
2012 | 2420 | 1166 | 5020 | 61759 | 40459 | 94274 | 40823 | 25166 | 66220 | 0.122 | 0.066 | 0.226 |
2013 | 1075 | 517 | 2235 | 69843 | 45488 | 107237 | 48098 | 29728 | 77819 | 0.116 | 0.062 | 0.218 |
2014 | 345 | 155 | 768 | 78433 | 51157 | 120251 | 58513 | 37023 | 92476 | 0.138 | 0.073 | 0.260 |
2015 | 2161 | 904 | 5165 | 68528 | 42457 | 110609 | 56670 | 34055 | 94304 | 0.193 | 0.102 | 0.364 |
2016 | 29941 | 8418 | 106502 | 71539 | 41060 | 124642 | 60295 | 33358 | 108982 | 0.227 | 0.112 | 0.462 |