| Table 2. Estimated fishing mortality at age. | ||||||||||
| Year Age | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1960 | 0.236 | 0.284 | 0.321 | 0.277 | 0.221 | 0.163 | 0.163 | 0.163 | 0.163 | 0.163 |
| 1961 | 0.223 | 0.260 | 0.273 | 0.227 | 0.174 | 0.127 | 0.127 | 0.127 | 0.127 | 0.127 |
| 1962 | 0.223 | 0.262 | 0.268 | 0.226 | 0.177 | 0.133 | 0.133 | 0.133 | 0.133 | 0.133 |
| 1963 | 0.225 | 0.273 | 0.282 | 0.239 | 0.194 | 0.154 | 0.154 | 0.154 | 0.154 | 0.154 |
| 1964 | 0.238 | 0.298 | 0.319 | 0.277 | 0.241 | 0.208 | 0.208 | 0.208 | 0.208 | 0.208 |
| 1965 | 0.235 | 0.292 | 0.326 | 0.288 | 0.254 | 0.230 | 0.230 | 0.230 | 0.230 | 0.230 |
| 1966 | 0.260 | 0.320 | 0.343 | 0.288 | 0.245 | 0.224 | 0.224 | 0.224 | 0.224 | 0.224 |
| 1967 | 0.260 | 0.309 | 0.318 | 0.264 | 0.224 | 0.217 | 0.217 | 0.217 | 0.217 | 0.217 |
| 1968 | 0.221 | 0.241 | 0.229 | 0.185 | 0.153 | 0.147 | 0.147 | 0.147 | 0.147 | 0.147 |
| 1969 | 0.230 | 0.241 | 0.222 | 0.175 | 0.143 | 0.132 | 0.132 | 0.132 | 0.132 | 0.132 |
| 1970 | 0.328 | 0.361 | 0.340 | 0.283 | 0.250 | 0.239 | 0.239 | 0.239 | 0.239 | 0.239 |
| 1971 | 0.359 | 0.384 | 0.356 | 0.295 | 0.269 | 0.259 | 0.259 | 0.259 | 0.259 | 0.259 |
| 1972 | 0.381 | 0.391 | 0.350 | 0.283 | 0.259 | 0.245 | 0.245 | 0.245 | 0.245 | 0.245 |
| 1973 | 0.420 | 0.429 | 0.386 | 0.318 | 0.299 | 0.284 | 0.284 | 0.284 | 0.284 | 0.284 |
| 1974 | 0.542 | 0.561 | 0.513 | 0.429 | 0.416 | 0.395 | 0.395 | 0.395 | 0.395 | 0.395 |
| 1975 | 0.596 | 0.621 | 0.567 | 0.478 | 0.488 | 0.477 | 0.477 | 0.477 | 0.477 | 0.477 |
| 1976 | 0.650 | 0.683 | 0.611 | 0.498 | 0.496 | 0.470 | 0.470 | 0.470 | 0.470 | 0.470 |
| 1977 | 0.576 | 0.615 | 0.541 | 0.431 | 0.417 | 0.377 | 0.377 | 0.377 | 0.377 | 0.377 |
| 1978 | 0.574 | 0.653 | 0.597 | 0.488 | 0.475 | 0.430 | 0.430 | 0.430 | 0.430 | 0.430 |
| 1979 | 0.554 | 0.678 | 0.638 | 0.529 | 0.508 | 0.452 | 0.452 | 0.452 | 0.452 | 0.452 |
| 1980 | 0.494 | 0.638 | 0.620 | 0.519 | 0.481 | 0.420 | 0.420 | 0.420 | 0.420 | 0.420 |
| 1981 | 0.458 | 0.630 | 0.622 | 0.521 | 0.460 | 0.391 | 0.391 | 0.391 | 0.391 | 0.391 |
| 1982 | 0.423 | 0.622 | 0.623 | 0.527 | 0.450 | 0.374 | 0.374 | 0.374 | 0.374 | 0.374 |
| 1983 | 0.403 | 0.631 | 0.656 | 0.596 | 0.533 | 0.452 | 0.452 | 0.452 | 0.452 | 0.452 |
| 1984 | 0.445 | 0.716 | 0.733 | 0.725 | 0.684 | 0.591 | 0.591 | 0.591 | 0.591 | 0.591 |
| 1985 | 0.353 | 0.592 | 0.614 | 0.652 | 0.683 | 0.591 | 0.591 | 0.591 | 0.591 | 0.591 |
| 1986 | 0.243 | 0.451 | 0.498 | 0.574 | 0.650 | 0.592 | 0.592 | 0.592 | 0.592 | 0.592 |
| 1987 | 0.226 | 0.456 | 0.532 | 0.665 | 0.806 | 0.747 | 0.747 | 0.747 | 0.747 | 0.747 |
| 1988 | 0.215 | 0.456 | 0.537 | 0.659 | 0.767 | 0.653 | 0.653 | 0.653 | 0.653 | 0.653 |
| 1989 | 0.202 | 0.422 | 0.470 | 0.525 | 0.533 | 0.399 | 0.399 | 0.399 | 0.399 | 0.399 |
| 1990 | 0.223 | 0.478 | 0.524 | 0.594 | 0.602 | 0.451 | 0.451 | 0.451 | 0.451 | 0.451 |
| 1991 | 0.193 | 0.429 | 0.481 | 0.556 | 0.571 | 0.430 | 0.430 | 0.430 | 0.430 | 0.430 |
| 1992 | 0.173 | 0.431 | 0.543 | 0.692 | 0.755 | 0.601 | 0.601 | 0.601 | 0.601 | 0.601 |
| 1993 | 0.131 | 0.356 | 0.477 | 0.623 | 0.682 | 0.540 | 0.540 | 0.540 | 0.540 | 0.540 |
| 1994 | 0.101 | 0.298 | 0.420 | 0.569 | 0.630 | 0.504 | 0.504 | 0.504 | 0.504 | 0.504 |
| 1995 | 0.082 | 0.248 | 0.338 | 0.438 | 0.472 | 0.373 | 0.373 | 0.373 | 0.373 | 0.373 |
| 1996 | 0.073 | 0.226 | 0.314 | 0.421 | 0.487 | 0.416 | 0.416 | 0.416 | 0.416 | 0.416 |
| 1997 | 0.053 | 0.164 | 0.227 | 0.298 | 0.340 | 0.293 | 0.293 | 0.293 | 0.293 | 0.293 |
| 1998 | 0.047 | 0.155 | 0.222 | 0.299 | 0.349 | 0.323 | 0.323 | 0.323 | 0.323 | 0.323 |
| 1999 | 0.046 | 0.160 | 0.231 | 0.301 | 0.341 | 0.324 | 0.324 | 0.324 | 0.324 | 0.324 |
| 2000 | 0.040 | 0.143 | 0.208 | 0.271 | 0.300 | 0.294 | 0.294 | 0.294 | 0.294 | 0.294 |
| 2001 | 0.031 | 0.120 | 0.182 | 0.242 | 0.269 | 0.276 | 0.276 | 0.276 | 0.276 | 0.276 |
| 2002 | 0.029 | 0.114 | 0.174 | 0.235 | 0.268 | 0.295 | 0.295 | 0.295 | 0.295 | 0.295 |
| 2003 | 0.026 | 0.108 | 0.162 | 0.221 | 0.268 | 0.329 | 0.329 | 0.329 | 0.329 | 0.329 |
| 2004 | 0.024 | 0.098 | 0.150 | 0.208 | 0.265 | 0.353 | 0.353 | 0.353 | 0.353 | 0.353 |
| 2005 | 0.033 | 0.128 | 0.180 | 0.241 | 0.293 | 0.384 | 0.384 | 0.384 | 0.384 | 0.384 |
| 2006 | 0.040 | 0.154 | 0.211 | 0.282 | 0.345 | 0.462 | 0.462 | 0.462 | 0.462 | 0.462 |
| 2007 | 0.046 | 0.166 | 0.220 | 0.289 | 0.349 | 0.466 | 0.466 | 0.466 | 0.466 | 0.466 |
| 2008 | 0.069 | 0.233 | 0.281 | 0.348 | 0.409 | 0.534 | 0.534 | 0.534 | 0.534 | 0.534 |
| 2009 | 0.080 | 0.266 | 0.311 | 0.364 | 0.416 | 0.534 | 0.534 | 0.534 | 0.534 | 0.534 |
| 2010 | 0.099 | 0.318 | 0.360 | 0.395 | 0.427 | 0.520 | 0.520 | 0.520 | 0.520 | 0.520 |
| 2011 | 0.100 | 0.306 | 0.354 | 0.392 | 0.428 | 0.503 | 0.503 | 0.503 | 0.503 | 0.503 |
| 2012 | 0.104 | 0.293 | 0.332 | 0.356 | 0.386 | 0.446 | 0.446 | 0.446 | 0.446 | 0.446 |
| 2013 | 0.088 | 0.239 | 0.268 | 0.282 | 0.306 | 0.354 | 0.354 | 0.354 | 0.354 | 0.354 |
| 2014 | 0.080 | 0.212 | 0.236 | 0.243 | 0.268 | 0.317 | 0.317 | 0.317 | 0.317 | 0.317 |
| 2015 | 0.079 | 0.209 | 0.229 | 0.227 | 0.246 | 0.290 | 0.290 | 0.290 | 0.290 | 0.290 |
| 2016 | 0.076 | 0.207 | 0.230 | 0.227 | 0.251 | 0.306 | 0.306 | 0.306 | 0.306 | 0.306 |