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 | 38177 | 11814 | 123377 | 90581 | 55669 | 147387 | 67440 | 37395 | 121628 | 0.148 | 0.071 | 0.311 |
1974 | 138552 | 44900 | 427539 | 88787 | 58645 | 134422 | 52418 | 31364 | 87604 | 0.136 | 0.070 | 0.265 |
1975 | 22018 | 7226 | 67085 | 103259 | 67135 | 158822 | 50362 | 32377 | 78339 | 0.179 | 0.105 | 0.307 |
1976 | 10194 | 3341 | 31104 | 115266 | 74775 | 177684 | 51948 | 35630 | 75740 | 0.254 | 0.153 | 0.420 |
1977 | 9370 | 3062 | 28676 | 135944 | 84631 | 218369 | 58983 | 40975 | 84904 | 0.311 | 0.189 | 0.513 |
1978 | 15406 | 5042 | 47072 | 147414 | 91524 | 237433 | 78590 | 50761 | 121676 | 0.314 | 0.190 | 0.519 |
1979 | 5312 | 1736 | 16258 | 142344 | 88350 | 229335 | 94845 | 58096 | 154839 | 0.412 | 0.249 | 0.682 |
1980 | 11030 | 3890 | 31276 | 112984 | 70477 | 181128 | 85306 | 50804 | 143238 | 0.268 | 0.151 | 0.476 |
1981 | 3572 | 1368 | 9328 | 90039 | 59232 | 136869 | 70052 | 43445 | 112954 | 0.262 | 0.150 | 0.457 |
1982 | 3746 | 1549 | 9056 | 67575 | 48177 | 94784 | 50463 | 34596 | 73609 | 0.468 | 0.294 | 0.744 |
1983 | 1488 | 587 | 3767 | 51175 | 36671 | 71415 | 35348 | 24875 | 50232 | 0.481 | 0.315 | 0.735 |
1984 | 2823 | 1224 | 6513 | 38677 | 27628 | 54145 | 27146 | 18784 | 39232 | 0.449 | 0.287 | 0.703 |
1985 | 99111 | 43399 | 226341 | 39895 | 28392 | 56058 | 21770 | 15144 | 31296 | 0.288 | 0.185 | 0.447 |
1986 | 74013 | 31753 | 172519 | 56162 | 38452 | 82030 | 22226 | 15507 | 31856 | 0.256 | 0.164 | 0.399 |
1987 | 2106 | 906 | 4898 | 67914 | 46778 | 98601 | 24760 | 17517 | 34998 | 0.272 | 0.177 | 0.419 |
1988 | 1760 | 776 | 3991 | 86422 | 57775 | 129273 | 30394 | 21631 | 42707 | 0.367 | 0.244 | 0.553 |
1989 | 481 | 212 | 1093 | 107904 | 70224 | 165804 | 48582 | 31772 | 74285 | 0.437 | 0.294 | 0.652 |
1990 | 858 | 359 | 2050 | 101722 | 63889 | 161959 | 62944 | 38637 | 102543 | 0.647 | 0.452 | 0.925 |
1991 | 1399 | 578 | 3386 | 54231 | 32814 | 89624 | 41316 | 24377 | 70026 | 1.042 | 0.762 | 1.424 |
1992 | 504 | 220 | 1158 | 15969 | 9307 | 27399 | 13225 | 7472 | 23410 | 1.208 | 0.861 | 1.696 |
1993 | 468 | 200 | 1095 | 3471 | 2308 | 5220 | 2569 | 1587 | 4160 | 0.461 | 0.281 | 0.757 |
1994 | 1968 | 797 | 4861 | 2590 | 1643 | 4082 | 1626 | 891 | 2968 | 0.239 | 0.134 | 0.426 |
1995 | 152 | 59 | 392 | 2774 | 1790 | 4300 | 1638 | 938 | 2860 | 0.129 | 0.069 | 0.242 |
1996 | 201 | 73 | 557 | 2666 | 1736 | 4097 | 1644 | 964 | 2803 | 0.124 | 0.063 | 0.244 |
1997 | 963 | 358 | 2588 | 2936 | 1914 | 4505 | 1858 | 1108 | 3116 | 0.142 | 0.071 | 0.286 |
1998 | 2960 | 1241 | 7055 | 3017 | 1985 | 4583 | 1857 | 1124 | 3068 | 0.133 | 0.064 | 0.278 |
1999 | 5589 | 2286 | 13663 | 3616 | 2393 | 5462 | 1848 | 1110 | 3076 | 0.084 | 0.041 | 0.171 |
2000 | 7951 | 3355 | 18847 | 4796 | 3223 | 7137 | 1957 | 1194 | 3208 | 0.075 | 0.036 | 0.155 |
2001 | 4933 | 2100 | 11592 | 6509 | 4429 | 9568 | 2386 | 1530 | 3720 | 0.061 | 0.030 | 0.126 |
2002 | 1051 | 403 | 2741 | 8602 | 5924 | 12491 | 3654 | 2419 | 5518 | 0.074 | 0.037 | 0.146 |
2003 | 21792 | 9317 | 50969 | 12845 | 8856 | 18630 | 5548 | 3714 | 8288 | 0.076 | 0.039 | 0.148 |
2004 | 176663 | 67260 | 464019 | 34269 | 19242 | 61032 | 8083 | 5470 | 11944 | 0.092 | 0.048 | 0.176 |
2005 | 36098 | 14842 | 87795 | 56106 | 30778 | 102279 | 11793 | 7963 | 17466 | 0.113 | 0.058 | 0.220 |
2006 | 21080 | 9308 | 47741 | 63577 | 38841 | 104066 | 16994 | 11513 | 25084 | 0.109 | 0.062 | 0.193 |
2007 | 8815 | 4070 | 19090 | 72766 | 47364 | 111790 | 26213 | 17786 | 38631 | 0.150 | 0.087 | 0.260 |
2008 | 13760 | 6859 | 27601 | 57757 | 40326 | 82724 | 29733 | 20513 | 43096 | 0.224 | 0.121 | 0.417 |
2009 | 31729 | 15355 | 65566 | 71325 | 49418 | 102942 | 40015 | 26508 | 60403 | 0.129 | 0.074 | 0.226 |
2010 | 33423 | 16607 | 67268 | 64280 | 44995 | 91831 | 38292 | 25472 | 57566 | 0.085 | 0.046 | 0.155 |
2011 | 6327 | 3108 | 12881 | 65251 | 45706 | 93155 | 39975 | 26551 | 60184 | 0.104 | 0.057 | 0.189 |
2012 | 3562 | 1758 | 7218 | 75508 | 53189 | 107194 | 45071 | 30448 | 66719 | 0.105 | 0.058 | 0.191 |
2013 | 1640 | 810 | 3323 | 83868 | 58635 | 119961 | 52680 | 35862 | 77386 | 0.100 | 0.054 | 0.184 |
2014 | 525 | 251 | 1098 | 90400 | 63047 | 129620 | 63831 | 43893 | 92828 | 0.127 | 0.069 | 0.234 |
2015 | 2706 | 1233 | 5938 | 69913 | 47818 | 102216 | 55105 | 37029 | 82005 | 0.208 | 0.113 | 0.383 |
2016 | 38330 | 13877 | 105871 | 62567 | 40522 | 96606 | 49316 | 30855 | 78823 | 0.253 | 0.126 | 0.508 |