Table 1. Estimated recruitment (age 3), total stock biomass (TBS), spawning stock biomass (SSB), and average fishing mortality for ages 4 to 7 (F47). | ||||||||||||
Year | Recruits | Low | High | TSB | Low | High | SSB | Low | High | F47 | Low | High |
1967 | 58643 | 43428 | 79190 | 368719 | 308212 | 441104 | 143149 | 117767 | 174001 | 0.351 | 0.278 | 0.444 |
1968 | 52290 | 39556 | 69124 | 527664 | 442988 | 628526 | 203718 | 169163 | 245330 | 0.275 | 0.220 | 0.343 |
1969 | 57581 | 44126 | 75141 | 607358 | 513551 | 718300 | 271183 | 227445 | 323332 | 0.321 | 0.261 | 0.394 |
1970 | 48161 | 36982 | 62720 | 823387 | 705008 | 961643 | 346911 | 294142 | 409148 | 0.347 | 0.284 | 0.423 |
1971 | 123235 | 94926 | 159986 | 981182 | 846775 | 1136925 | 465875 | 397200 | 546424 | 0.366 | 0.302 | 0.443 |
1972 | 113295 | 85933 | 149368 | 930866 | 810606 | 1068967 | 505949 | 432399 | 592008 | 0.389 | 0.322 | 0.469 |
1973 | 113555 | 87074 | 148089 | 886361 | 773973 | 1015070 | 554737 | 472833 | 650828 | 0.410 | 0.341 | 0.493 |
1974 | 50878 | 39213 | 66014 | 935342 | 820768 | 1065909 | 624981 | 534529 | 730740 | 0.490 | 0.412 | 0.584 |
1975 | 36579 | 28165 | 47507 | 858592 | 752459 | 979695 | 569791 | 486428 | 667441 | 0.548 | 0.463 | 0.648 |
1976 | 28640 | 22036 | 37224 | 789284 | 679662 | 916587 | 449340 | 379580 | 531921 | 0.631 | 0.535 | 0.744 |
1977 | 35093 | 26913 | 45760 | 596307 | 520367 | 683328 | 353429 | 298136 | 418976 | 0.637 | 0.537 | 0.756 |
1978 | 56355 | 43480 | 73044 | 513675 | 447817 | 589218 | 316931 | 266749 | 376553 | 0.478 | 0.401 | 0.571 |
1979 | 36185 | 27994 | 46771 | 471987 | 413621 | 538589 | 294099 | 250618 | 345122 | 0.448 | 0.376 | 0.535 |
1980 | 25652 | 19794 | 33245 | 437289 | 384007 | 497963 | 272616 | 234116 | 317448 | 0.470 | 0.395 | 0.559 |
1981 | 27126 | 20806 | 35366 | 462279 | 403950 | 529029 | 261718 | 226043 | 303024 | 0.465 | 0.391 | 0.554 |
1982 | 23335 | 18016 | 30226 | 509015 | 441244 | 587196 | 227631 | 198556 | 260964 | 0.530 | 0.450 | 0.625 |
1983 | 56901 | 43713 | 74066 | 475260 | 413024 | 546874 | 219519 | 191325 | 251867 | 0.663 | 0.565 | 0.778 |
1984 | 31492 | 23989 | 41340 | 479753 | 412021 | 558618 | 190198 | 166194 | 217670 | 0.672 | 0.574 | 0.786 |
1985 | 31084 | 23864 | 40488 | 470495 | 395520 | 559681 | 169080 | 147773 | 193460 | 0.710 | 0.606 | 0.833 |
1986 | 32332 | 24684 | 42350 | 412346 | 349123 | 487018 | 154959 | 135763 | 176868 | 0.798 | 0.678 | 0.939 |
1987 | 34789 | 26380 | 45878 | 376680 | 326069 | 435146 | 163427 | 143296 | 186385 | 0.725 | 0.620 | 0.848 |
1988 | 60308 | 45727 | 79539 | 321897 | 280403 | 369530 | 152197 | 132536 | 174774 | 0.717 | 0.613 | 0.840 |
1989 | 28818 | 21980 | 37782 | 278728 | 242325 | 320600 | 128200 | 111773 | 147042 | 0.680 | 0.581 | 0.797 |
1990 | 26867 | 20706 | 34860 | 282473 | 242527 | 329000 | 120883 | 104986 | 139188 | 0.642 | 0.547 | 0.753 |
1991 | 18482 | 14327 | 23843 | 288909 | 246713 | 338321 | 114802 | 99975 | 131827 | 0.625 | 0.533 | 0.733 |
1992 | 23848 | 18470 | 30792 | 286117 | 248684 | 329185 | 115559 | 101631 | 131397 | 0.609 | 0.518 | 0.715 |
1993 | 32245 | 25344 | 41024 | 323216 | 278061 | 375703 | 121245 | 106591 | 137913 | 0.632 | 0.538 | 0.742 |
1994 | 28842 | 22512 | 36952 | 319641 | 277368 | 368356 | 126989 | 111571 | 144539 | 0.547 | 0.464 | 0.644 |
1995 | 42579 | 33570 | 54004 | 403331 | 343334 | 473811 | 143987 | 126629 | 163724 | 0.583 | 0.493 | 0.689 |
1996 | 33677 | 26404 | 42953 | 408643 | 352248 | 474066 | 154795 | 136229 | 175891 | 0.512 | 0.432 | 0.607 |
1997 | 88161 | 69578 | 111708 | 390174 | 341769 | 445434 | 185871 | 162850 | 212146 | 0.442 | 0.371 | 0.525 |
1998 | 45285 | 35770 | 57331 | 353184 | 311315 | 400684 | 180896 | 159130 | 205638 | 0.456 | 0.384 | 0.540 |
1999 | 67589 | 53338 | 85648 | 327546 | 289050 | 371168 | 184800 | 161986 | 210829 | 0.516 | 0.433 | 0.615 |
2000 | 29780 | 23392 | 37913 | 373732 | 326862 | 427324 | 183277 | 160250 | 209612 | 0.412 | 0.346 | 0.492 |
2001 | 66264 | 51861 | 84666 | 414485 | 358160 | 479668 | 198815 | 173263 | 228136 | 0.372 | 0.310 | 0.447 |
2002 | 41493 | 32240 | 53403 | 475016 | 414847 | 543911 | 224158 | 195818 | 256599 | 0.400 | 0.336 | 0.475 |
2003 | 82643 | 65515 | 104248 | 490599 | 428085 | 562243 | 227077 | 198020 | 260398 | 0.411 | 0.345 | 0.491 |
2004 | 86523 | 68037 | 110033 | 407685 | 358055 | 464193 | 212700 | 184910 | 244668 | 0.367 | 0.306 | 0.440 |
2005 | 68947 | 54612 | 87045 | 461025 | 404955 | 524859 | 247447 | 215929 | 283565 | 0.391 | 0.327 | 0.468 |
2006 | 46951 | 36730 | 60016 | 494926 | 434744 | 563439 | 265836 | 230429 | 306685 | 0.395 | 0.330 | 0.473 |
2007 | 76264 | 60411 | 96279 | 436622 | 381891 | 499198 | 265670 | 227223 | 310622 | 0.368 | 0.307 | 0.441 |
2008 | 30325 | 23909 | 38463 | 432289 | 381357 | 490023 | 286918 | 247935 | 332031 | 0.463 | 0.389 | 0.549 |
2009 | 41848 | 32870 | 53278 | 360999 | 317672 | 410235 | 233457 | 201385 | 270637 | 0.471 | 0.396 | 0.559 |
2010 | 28858 | 22786 | 36547 | 413426 | 359485 | 475461 | 247683 | 211844 | 289587 | 0.414 | 0.346 | 0.495 |
2011 | 27358 | 21286 | 35163 | 391654 | 338546 | 453094 | 216562 | 184235 | 254561 | 0.374 | 0.308 | 0.454 |
2012 | 62483 | 48003 | 81331 | 382159 | 323082 | 452040 | 209193 | 175687 | 249088 | 0.311 | 0.249 | 0.390 |
2013 | 33519 | 24549 | 45767 | 417236 | 344582 | 505207 | 220436 | 181957 | 267052 | 0.258 | 0.197 | 0.339 |
2014 | 83694 | 57242 | 122371 | 463881 | 365143 | 589319 | 289080 | 228647 | 365486 | 0.220 | 0.158 | 0.306 |