List of Appendices

Appendix 1: Annual Number of Jacks and Adult Male and Female Sockeye Entering Cultus Lake, Female Spawning Success (based on examinations of body cavities following breeding) and Estimated Prespawn Mortality, 1925-2002

YearEscapementFemale
carcasses
recovered
Female
spawning
success
Estimated
prespawn
mortalityc
Total
population
JacksAdults
TotalMalesFemales
19255 42305 4231 5403 883---
19265 071a2 4492 6221 1221 500---
192782 426082 42626 05056 376---
192815 339b67814 6613 70010 961---
19295 084a05 0841 6453 439---
193010 3952 4497 9462 4045 542---
193137 473037 47310 36827 105---
19322 259a282 2317131 518---
19333 471b6072 8641 0271 837---
193423 0268622 9403 96618 974---
193515 339na15 3395 4129 927---
19368 378568 3223 2615 061---
19373 0611 8341 227513714---
193813 3423 9089 4341 6037 831---
193973 1892 40070 78919 22451 565---
194074 12158573 53616 08957 447---
194118 1644 21413 9505 4138 537---
194237 30534636 95912 39624 563---
194311 8755311 8223 8817 941---
194414 20019814 0024 7019 301---
19459 2274 1975 0301 7803 2507579.0%21.0%
194633 28421633 06811 91121 15743491.9%8.1%
19478 8981998 6992 8695 830---
194813 08634012 7465 6017 145---
19499 3012469 0553 0396 016---
195030 59566729 92810 02719 901---
195113 14346612 6773 0029 675---
195218 9101 07717 8335 69812 135---
195313 0001 45711 5436 2535 290---
195424 1502 11422 03610 79511 241---
195526 0007825 9227 99017 932---
195614 13341513 7184 6309 088---
195720 64727220 3757 24513 130---
195814 09777313 3245 7947 530---
195948 46168247 77915 75332 026---
196017 6894917 6407 52010 120---
196115 4282 03213 3966 3637 033---
196227 0707326 9979 45017 547---
196320 57126820 3039 03211 271---
196411 1437611 0674 8576 210---
19652 532772 4558321 623---
196617 46454516 9197 6769 243---
196733 49229433 19814 76718 431---
196825 73642225 31410 43914 875---
19696 7397975 9422 7613 181---
197015 1491 20813 9415 7788 163---
19719 145179 1284 1614 967---
197210 66029410 3664 5725 794---
1973858217641318323---
19749 8148308 9843 6305 354---
197511 47812911 3494 0067 343---
19764 450154 4351 5512 884---
1977353271824141---
19787 2652 1895 0761 9203 156---
197932 0451432 03111 73620 295---
19801 687301 657693964---
19811 159903256112144---
198217 22249716 7256 44510 280---
198319 952819 9448 45411 49035100.0%0.0%
19841 147153994449545---
1985571147424215209---
19863 5332773 2561 0622 194---
198732 33615232 18414 80017 384---
1988964103861374487--6.6%d
1989568150418182236--6.6%d
19901 870101 8608491 011--6.6%d
199120 1913420 1579 69010 46724694.1%5.9%
19921 20521 203455748--6.6%d
19931 131681 06349257171100.0%0.0%
19944 422234 3991 7492 65011595.2%4.8%
199510 3493310 3164 7445 5722876.5%23.5%
19962 03082 0229081 1141034.4%65.6%
19979138845430-51.6%e
19982 1662071 9599281 031962.5%37.5%
199912 4031112 3925 5766 8160-93.0%f
20001 22701 2276136140-93.0%f
200167516051525725810.0%62.5%g
20024 88294 8732 1552 71827586.9%13.1%

“na” indicates data are unavailable.

a No natural spawning; all eggs stripped from females for hatchery incubation and subsequent fry liberation into lake.
b No natural spawning; all eggs stripped from females for egg plants in tributaries to Cultus Lake.
c Directly estimated from female carcass recovery, unless otherwise noted.
d Direct estimate unavailable; 1925-1994 average used for three generation projection.
e Direct estimate unavailable; 1996 and 1998 average used for three generation projection.
f Direct estimate unavailable; estimated from ratio of smolts/adult for brood with 1925-1994 (pre-early migration) average.
g Direct estimate unavailable; 1995, 1996, 1998, 1999 and 2000 average used for three generation projection.


Appendix 2: Annual Cultus Sockeye Migration Timing through the Sweltzer Creek Enumeration Fence, Period of Peak Spawning Activity and Average Female Fecundity, 1925-2002

YearDate at Sweltzer fencePeriod of
peak spawning
Fecundity sample
Fence
installeda
50%
migration
Fence
removedb
NMean
S. Length
Mean
fecundity
1925------4500
1926-------
1927------4500
1928-------
1929-------
1930------4500
1931----4653.11-
1932----4751.224310
1933------3796
1934----5553.56-
1935------4067
1936----4049.85-
1937----6151.003764
193827-Sep--12-Nov to 19-Nov--4237
193910-Oct--20-Nov to 26-Nov--4273
194020-Sep--23-Nov to 28-Nov--4300
19419-Sep27-Oct13-Dec---4300
194219-Sep23-Nov31-Dec-5650.234300
194325-Aug18-Nov1-Jan-4052.123722
194430-Aug5-Nov30-Dec---4103
194529-Sep4-Nov22-Dec23-Nov to 28-Nov---
194622-Sep2-Nov22-Dec23-Nov to 28-Nov---
194726-Sep5-Nov30-Dec----
194825-Sep25-Oct15-Dec----
19494-Oct27-Oct12-Dec23-Nov to 28-Nov---
195026-Sep20-Oct10-Dec23-Nov to 30-Nov---
195121-Sep16-Oct6-Dec21-Nov to 26-Nov---
19524-Oct30-Oct10-Dec23-Nov to 01-Dec---
195320-Sep16-Oct30-Nov18-Nov to 26-Nov---
195429-Sep10-Oct20-Nov18-Nov to 21-Nov---
195529-Sep16-Oct4-Nov20-Nov to 25-Nov---
195614-Sep3-Oct6-Dec18-Nov to 21-Nov---
195719-Sep27-Oct4-Dec18-Nov to 26-Nov---
195825-Sep4-Nov7-Dec25-Nov to 01-dec---
195924-Sep16-Oct15-Dec01-Dec to 05-Dec---
196027-Sep20-Oct6-Dec16-Nov to 20-Nov---
196119-Sep20-Oct30-Nov25-Nov to 28-Nov---
196220-Sep9-Nov8-Dec20-Nov to 25-Nov---
196325-Sep3-Nov6-Dec03-Dec to 07-Dec---
196425-Sep29-Oct30-Nov----
19655-Oct8-Oct21-Nov24-Nov to 30-Nov---
19664-Oct18-Oct21-Nov17-Nov to 22-Nov---
196723-Sep7-Nov30-Nov15-Nov to 20-Nov---
196825-Sep4-Nov30-Nov20-Nov to 26-Nov---
196923-Sep23-Oct16-Nov----
19707-Oct10-Nov29-Nov15-Nov to 20-Nov---
197130-Sep11-Nov4-Dec22-Nov to 26-Nov---
197229-Sep27-Oct26-Nov15-Nov to 18-Nov---
197328-Sep25-Oct17-Nov01-Dec to 04-Dec---
197425-Sep7-Nov29-Nov20-Nov to 25-Nov---
197525-Sep25-Oct17-Nov25-Nov to 30-Nov---
19767-Oct19-Oct23-Nov15-Nov to 20-Nov---
19778-Oct21-Oct4-Nov15-Nov to 20-Nov---
19783-Oct24-Oct15-NovMid-Nov---
197920-Sep18-Nov9-Dec29-Nov to 05-Dec---
198028-Sep19-Oct5-DecMid-Nov---
19811-Oct3-Nov20-NovMid-Nov---
19821-Oct6-Nov10-DecMid-Nov---
198327-Sep23-Oct30-NovEarly Nov---
198426-Sep24-Oct5-DecEarly Nov---
198527-Sep27-Oct22-NovLate Nov---
19861-Oct27-Oct2-DecLate Nov---
198730-Oct13-Nov16-DecLate Nov to Early Dec---
198824-Oct4-Nov7-NovLate Nov to Early Dec---
19895-Oct5-Nov10-Nov23-Nov to 05-Dec---
199011-Oct26-Oct9-Nov----
199127-Sep12-Nov9-Dec----
19925-Oct25-Oct30-Nov----
199325-Oct22-Nov9-Dec10-Dec to 20-Dec---
19946-Oct2-Nov5-DecEarly Dec---
199529-Sep5-Oct7-Decc---
199614-Sep5-Oct1-Decc---
199723-Sep9-Oct10-Novc---
199814-Sep20-Oct24-Novc---
199927-Aug9-Oct17-Novc---
200019-Aug13-Sep5-Decc---
200116-Aug7-Sep8-Decc---
20023-Aug27-Sep6-Jan15-Nov to 19-Dec2151.004056
Average
1941-199527-Sep28-Oct25-NovLate-Nov. to early Dec.11851.514182
1996-200229-Aug30-Sep1-Dec----

a Fence installation date is based on historical timing information and the first observation of migrating adult sockeye.
b Fence removal date is based on historical timing information and the last observations of migrating adult sockeye.
c Spawning ground surveys were conducted in Cultus Lake, however, no sockeye spawning was observed.


Appendix 3: Brood Year Adult Escapement in Year n, Fall Fry Population Estimate in Year n+1, Smolt Population Estimates in Years n+2 and n+3, and Freshwater Survival Indices for Cultus Sockeye, 1923-2001

Brood
year
Adult
esca-
pement
Fry populationSmolt populationFry to
smolt
survival
Smolts
per
adult
spawner
DateEstimatesAge 1Age 2Total
1923---na13 980na--
1924---1 384 02066 5001 450 520--
19255 423--183 4001 700185 100-34.13
19262 622--336 2008 300344 500-131.39
192782 426--2 426 20066 6002 492 800-30.24
192814 661--38 6005 20043 800-2.99
19295 084--349 000200349 200-68.69
19307 946--788 4000788 400-99.22
193137 473--1 571 00063 3001 634 300-43.61
19322 231--121 20014 200135 400-60.69
19332 864--242 5001 400243 900-85.16
193422 940--501 60023 000524 600-22.87
193515 339--3 101 00020 0003 121 000-203.47
19368 322--1 627 00020 4151 647 415-197.96
19371 227--196 255138196 393-160.06
19389 434--1 374 8009531 375 753-145.83
193970 789--3 955 50220 7053 976 207-56.17
194073 536--1 752 55112 8791 765 430-24.01
194113 950--702 9802 730705 710-50.59
194236 959--2 009 1869 6982 018 884-54.62
194311 822--390 064na390 064-32.99
194414 002-------
19455 030-------
194633 068-------
19478 699-------
194812 746-------
19499 055-------
195029 928--na3 928na--
195112 677--388 8736 265395 138-31.17
195217 833--620 213-620 213-34.78
195311 543--na4 759na--
195422 036--1 903 29623 5891 926 885-87.44
195525 922--2 688 06364 5122 752 575-106.19
195613 718--976 120184976 304-71.17
195720 375--319 4951 480320 975-15.75
195813 324--1 427 2282 2151 429 443-107.28
195947 779--1 327 8424 4381 332 280-27.88
196017 640--1 025 40424 8591 050 263-59.54
196113 396--1 200 498-1 200 498-89.62
196226 997-------
196320 303-------
196411 067--na4 682na--
19652 455--131 106822131 928-53.74
196616 919--2 101 50617 4462 118 952-125.24
196733 198--2 441 69417 5822 459 276-74.08
196825 314--1 005 2917 6521 012 943-40.02
19695 942--186 7878 080194 867-32.79
197013 941--799 93417 335817 269-58.62
19719 128--1 086 0166 5051 092 521-119.69
197210 366--167 111na167 111-16.12
1973641--na9 963na--
19748 984--986 30012 315998 615-111.15
197511 349--1 219 2111 6971 220 908-107.58
19764 435--167 982na167 982-37.87
197782-------
19785 076-------
197932 031-------
19801 657-------
1981256-------
198216 725-------
198319 944-------
1984994-------
1985424-------
19863 25617-Nov2379 300-----
198732 184--na459na--
198886127-Nov580 36165 18437265 55611%76.14
1989418 -52 8652 71655 581-132.97
19901 86027-Nov474 623178 357na178 35738%95.89
199120 15713-Nov1850 963-----
19921 203-------
19931 063-------
19944 399-------
199510 316-------
19962 022-------
199788-------
19981 959--na70na--
199912 39230-Oct249 59062 5642762 59125%5.05
20001 22715-Oct46 3275 654355 68912%4.64
2001515nana11 325na11 348na22.03


Appendix 4: Annual Total Adult Population, Number Killed in Fisheries, Number Entering Cultus Lake and Human Exploitation Rate for Cultus Sockeye, 1952-2002

YearTotal adult
escapement
Total catchTotal adult
return
Exploitation
rate
195217 83319 98737 82052.8%
195311 54329 02940 57271.5%
195422 03679 628101 66478.3%
195525 922143 195169 11784.7%
195613 71823 80837 52663.4%
195720 37553 20873 58372.3%
195813 32449 16262 48678.7%
195947 779234 701282 48083.1%
196017 64022 30439 94455.8%
196113 39614 39527 79151.8%
196226 99720 53647 53343.2%
196320 30331 54151 84460.8%
196411 06713 72224 78955.4%
19652 4554 3496 80463.9%
196616 91918 56435 48352.3%
196733 19898 802132 00074.9%
196825 31445 53970 85364.3%
19695 94216 01121 95372.9%
197013 94126 13840 07965.2%
19719 12887 97897 10690.6%
197210 36638 63949 00578.8%
19736414 3905 03187.3%
19748 98435 81344 79779.9%
197511 34936 73548 08476.4%
19764 43526 41030 84585.6%
19778240148383.0%
19785 07622 36427 44081.5%
197932 03177 620109 65170.8%
19801 6574 7196 37674.0%
19812561 2011 45782.4%
198216 72552 38669 11175.8%
198319 94487 952107 89681.5%
19849945 8826 87685.5%
198542454196556.1%
19863 2569 16312 41973.8%
198732 18468 537100 72168.0%
19888618 9249 78591.2%
19894181 6792 09780.1%
19901 8608 54010 40082.1%
199120 15744 76264 91969.0%
19921 2036 2987 50184.0%
19931 0639 80810 87190.2%
19944 39918 84423 24381.1%
199510 3169 02619 34246.7%
19962 0228852 90730.4%
1997881 5121 60094.5%
19981 9593382 29714.7%
199912 3921 43613 82810.4%
20001 2277972 02439.4%
200151510261716.5%
20024 8738015 67414.1%


Appendix 5: Age-1 Smolt Production, Subsequent Catch and Escapement at Ages 42 and 52, and Marine Survival of Cultus Sockeye for the 1951-2001 Brood Years

Brood
year
Smolt
migration
year
Age-1
smolts
Catch plus escapement at ageMarine
suvival
4252Total
19511953388 873166 0434 527170 56943.9%
19521954620 21332 99911 26644 2657.1%
19531955-62 31785563 172-
195419561 903 29661 6311 93363 5653.3%
195519572 688 063274 4901 184275 67410.3%
19561958976 12035 1651 06736 2323.7%
19571959319 49526 7241 26427 9888.8%
195819601 427 22846 2691 09747 3653.3%
195919611 327 84250 6311 44952 0793.9%
196019621 025 40422 60641423 0202.2%
196119631 200 4985 954 5 9540.5%
19621964-35 483 35 483-
19631965-131 4663 157134 623-
19641966-67 6961 55069 246-
19651967131 10619 606 19 60615.0%
196619682 101 50640 07943540 5141.9%
196719692 441 69496 6716 114102 7854.2%
196819701 005 29142 418 42 4184.2%
19691971186 7875 031 5 0312.7%
19701972799 93444 79715044 9475.6%
197119731 086 01647 71531348 0274.4%
19721974167 11130 020330 02318.0%
19731975-480189669-
19741976986 30027 2511 83129 0822.9%
197519771 219 211107 820267108 0878.9%
19761978167 9826 109 6 1093.6%
19771979-1 457 1 457-
19781980-69 111 69 111-
19791981-106 6171 627108 244-
19801982-4 639 4 639-
19811983-965 965-
19821984-12 4195 52917 948-
19831985-95 19271195 903-
19841986-9 074329 106-
19851987-1 9801222 102-
19861988-10 278 10 278-
19871989-64 91991765 836-
1988199065 1846 5841 1427 72611.9%
1989199152 8659 7291 01210 74120.3%
19901992178 35722 2312 30024 53113.8%
19911993-16 72273317 455-
19921994-2 150 2 150-
19931995-1 600 1 600-
19941996-2 2971382 435-
19951997-13 69051014 200-
19961998-1 497 1 497-
19971999-61717634-
19982000-5 657na5 657-
1999200162 564nanana-
200020025 654nanana-
2001200311 325nanana-


Appendix 6: Brood Year Escapement, Subsequent Return by Age in the Catch and Escapement, and Returns per Adult Entering Cultus Lake in the Parental Generation for Cultus Sockeye Adults, 1948-1999 Brood Years

Brood
year
Adult
escapement
Jack
return
32
Adult return (catch plus escapement)Adult return
per spawner
43425253Total
194812 746- 37 8201 2561 82740 9033.2
19499 0551 6621637 489  37 5054.1
195029 9283 623 101 664 3 074104 7383.5
195112 6773 498 166 0434 527 170 56913.5
195217 833159 32 99911 266 44 2652.5
195311 543497 62 317855 63 1725.5
195422 0361 6314461 6311 9336 05669 6653.2
195525 9221 610204274 4901 1843 596279 47410.8
195613 7181 273 35 1651 067 36 2322.6
195720 37595 26 7241 264 27 9881.4
195813 3243 547 46 2691 09711747 4823.6
195947 7791149450 6311 44973552 9081.1
196017 640483 22 60641443623 4561.3
196113 396194 5 954  5 9540.4
196226 99752420135 483 53436 2181.3
196320 3033 825 131 4663 157 134 6236.6
196411 0671 357 67 6961 55079770 0436.3
19652 4551 3803419 606  19 6408.0
196616 9194 551 40 079435 40 5142.4
196733 1987 716 96 6716 114473103 2583.1
196825 31436 42 418  42 4181.7
19695 9421 446 5 031  5 0310.8
197013 9419105644 79715021945 2223.2
19719 1282 6735847 71531351248 5985.3
197210 366337330 0203 30 0262.9
197364144 480189 6691.0
19748 984636 27 2511 831 29 0823.2
197511 3497 700 107 820267 108 0879.5
19764 43520 6 109  6 1091.4
197782114 1 457  1 45717.8
19785 0764 8371869 111 1 27970 40813.9
197932 0311 662 106 6171 627610108 8543.4
19801 657186 4 639  4 6392.8
1981256579 965  9653.8
198216 725883812 4195 529 17 9561.1
198319 944423 95 192711 95 9034.8
1984994215 9 07432859 1919.2
1985424329 1 980122 2 1025.0
19863 256210 10 278  10 2783.2
198732 18419 64 919917 65 8362.0
198886199 6 5841 142 7 7269.0
19894184 9 7291 012 10 74125.7
19901 860236 22 2312 30032024 85113.4
199120 15723 16 7227332417 4790.9
19921 20367 2 150  2 1501.8
19931 06311 1 600  1 6001.5
19944 3997 2 297138 2 4350.6
199510 316240 13 6905101714 2171.4
19962 02212 1 497  1 4970.7
199788  61717 6347.2
19981 959160 5 657nana5 657na
199912 3929nananananana