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 | 99012 | 61290 | 159951 | 72984 | 41420 | 128602 | 0.148 | 0.071 | 0.311 |
1974 | 138552 | 44900 | 427539 | 90672 | 60142 | 136699 | 58221 | 35278 | 96084 | 0.136 | 0.070 | 0.265 |
1975 | 22018 | 7226 | 67085 | 108120 | 72540 | 161151 | 55326 | 35826 | 85439 | 0.179 | 0.105 | 0.307 |
1976 | 10194 | 3341 | 31104 | 142771 | 89845 | 226876 | 59219 | 41113 | 85299 | 0.254 | 0.153 | 0.420 |
1977 | 9370 | 3062 | 28676 | 175431 | 105990 | 290367 | 71682 | 48958 | 104954 | 0.311 | 0.189 | 0.513 |
1978 | 15406 | 5042 | 47072 | 185721 | 113255 | 304553 | 97343 | 61779 | 153381 | 0.314 | 0.190 | 0.519 |
1979 | 5312 | 1736 | 16258 | 171271 | 105339 | 278468 | 113437 | 68828 | 186958 | 0.412 | 0.249 | 0.682 |
1980 | 11030 | 3890 | 31276 | 128156 | 80576 | 203830 | 95416 | 57124 | 159376 | 0.268 | 0.151 | 0.476 |
1981 | 3572 | 1368 | 9328 | 100609 | 66961 | 151167 | 76573 | 48017 | 122110 | 0.262 | 0.150 | 0.457 |
1982 | 3746 | 1549 | 9056 | 76726 | 55053 | 106931 | 55381 | 38447 | 79775 | 0.468 | 0.294 | 0.744 |
1983 | 1488 | 587 | 3767 | 60415 | 43097 | 84692 | 40457 | 28446 | 57539 | 0.481 | 0.315 | 0.735 |
1984 | 2823 | 1224 | 6513 | 45116 | 32329 | 62962 | 30761 | 21420 | 44176 | 0.449 | 0.287 | 0.703 |
1985 | 99111 | 43399 | 226341 | 39696 | 28861 | 54598 | 24637 | 17194 | 35302 | 0.288 | 0.185 | 0.447 |
1986 | 74013 | 31753 | 172519 | 52261 | 36761 | 74295 | 24077 | 16859 | 34384 | 0.256 | 0.164 | 0.399 |
1987 | 2106 | 906 | 4898 | 79142 | 53657 | 116732 | 27723 | 19796 | 38823 | 0.272 | 0.177 | 0.419 |
1988 | 1760 | 776 | 3991 | 114577 | 75409 | 174089 | 37309 | 26204 | 53122 | 0.367 | 0.244 | 0.553 |
1989 | 481 | 212 | 1093 | 121297 | 75977 | 193652 | 56331 | 35611 | 89108 | 0.437 | 0.294 | 0.652 |
1990 | 858 | 359 | 2050 | 97831 | 60367 | 158546 | 61513 | 37108 | 101967 | 0.647 | 0.452 | 0.925 |
1991 | 1399 | 578 | 3386 | 50312 | 30359 | 83378 | 38484 | 22659 | 65362 | 1.042 | 0.762 | 1.424 |
1992 | 504 | 220 | 1158 | 14504 | 8452 | 24889 | 12192 | 6879 | 21608 | 1.208 | 0.861 | 1.696 |
1993 | 468 | 200 | 1095 | 3438 | 2339 | 5053 | 2418 | 1526 | 3834 | 0.461 | 0.281 | 0.757 |
1994 | 1968 | 797 | 4861 | 3171 | 2062 | 4875 | 1955 | 1134 | 3370 | 0.239 | 0.134 | 0.426 |
1995 | 152 | 59 | 392 | 3069 | 2029 | 4642 | 1775 | 1064 | 2963 | 0.129 | 0.069 | 0.242 |
1996 | 201 | 73 | 557 | 3278 | 2175 | 4939 | 1902 | 1150 | 3145 | 0.124 | 0.063 | 0.244 |
1997 | 963 | 358 | 2588 | 3627 | 2411 | 5455 | 2133 | 1339 | 3398 | 0.142 | 0.071 | 0.286 |
1998 | 2960 | 1241 | 7055 | 3333 | 2198 | 5055 | 2115 | 1307 | 3425 | 0.133 | 0.064 | 0.278 |
1999 | 5589 | 2286 | 13663 | 3711 | 2468 | 5578 | 2131 | 1298 | 3500 | 0.084 | 0.041 | 0.171 |
2000 | 7951 | 3355 | 18847 | 4033 | 2721 | 5977 | 1905 | 1153 | 3148 | 0.075 | 0.036 | 0.155 |
2001 | 4933 | 2100 | 11592 | 7662 | 5249 | 11183 | 2727 | 1798 | 4137 | 0.061 | 0.030 | 0.126 |
2002 | 1051 | 403 | 2741 | 9968 | 6811 | 14587 | 3981 | 2675 | 5924 | 0.074 | 0.037 | 0.146 |
2003 | 21792 | 9317 | 50969 | 13934 | 9645 | 20131 | 6222 | 4182 | 9257 | 0.076 | 0.039 | 0.148 |
2004 | 176663 | 67260 | 464019 | 27065 | 17058 | 42943 | 8466 | 5728 | 12512 | 0.092 | 0.048 | 0.176 |
2005 | 36098 | 14842 | 87795 | 64602 | 37395 | 111603 | 15576 | 10619 | 22847 | 0.113 | 0.058 | 0.220 |
2006 | 21080 | 9308 | 47741 | 79459 | 48704 | 129635 | 23063 | 15726 | 33823 | 0.109 | 0.062 | 0.193 |
2007 | 8815 | 4070 | 19090 | 78042 | 51370 | 118563 | 29733 | 20310 | 43527 | 0.150 | 0.087 | 0.260 |
2008 | 13760 | 6859 | 27601 | 73939 | 51337 | 106494 | 38484 | 26546 | 55792 | 0.224 | 0.121 | 0.417 |
2009 | 31729 | 15355 | 65566 | 78120 | 54188 | 112621 | 44179 | 29446 | 66284 | 0.129 | 0.074 | 0.226 |
2010 | 33423 | 16607 | 67268 | 74236 | 52191 | 105592 | 42531 | 28398 | 63700 | 0.085 | 0.046 | 0.155 |
2011 | 6327 | 3108 | 12881 | 75508 | 53226 | 107119 | 44091 | 29581 | 65716 | 0.104 | 0.057 | 0.189 |
2012 | 3562 | 1758 | 7218 | 96858 | 68447 | 137061 | 55882 | 37945 | 82299 | 0.105 | 0.058 | 0.191 |
2013 | 1640 | 810 | 3323 | 105135 | 73756 | 149863 | 62881 | 43270 | 91380 | 0.100 | 0.054 | 0.184 |
2014 | 525 | 251 | 1098 | 102437 | 71521 | 146717 | 72693 | 49986 | 105715 | 0.127 | 0.069 | 0.234 |
2015 | 2706 | 1233 | 5938 | 96278 | 66398 | 139606 | 72620 | 49377 | 106805 | 0.208 | 0.113 | 0.383 |
2016 | 38330 | 13877 | 105871 | 74310 | 48193 | 114581 | 59516 | 37481 | 94504 | 0.253 | 0.126 | 0.508 |