Mid-Columbia
River Zone hatchery releases, 1979 − 2007.
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2007 Mid-Columbia Hatchery
Releases |
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Year |
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Spr Chinook |
Sum Chinook |
Fall Chinook |
Steelhead |
Coho |
Sockeye |
Totals |
|
1979 |
3,509,000 |
2,501,000 |
826,500 |
592,500 |
640,000 |
0 |
8,069,000 |
|
1980 |
4,788,000 |
2,638,000 |
3,327,500 |
873,000 |
1,206,500 |
0 |
12,833,000 |
|
1981 |
5,161,000 |
2,301,000 |
5,115,500 |
985,000 |
1,089,500 |
0 |
14,652,000 |
|
1982 |
5,186,500 |
2,981,000 |
6,297,500 |
1,263,500 |
482,500 |
0 |
16,211,000 |
|
1983 |
4,369,000 |
1,609,000 |
10,276,500 |
1,471,500 |
536,000 |
0 |
18,262,000 |
|
1984 |
6,492,744 |
1,240,865 |
15,548,324 |
1,587,329 |
517,100 |
0 |
25,386,362 |
|
1985 |
4,796,554 |
1,630,322 |
10,789,141 |
1,345,923 |
389,005 |
64,031 |
19,016,813 |
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1986 |
4,651,848 |
1,992,057 |
10,402,956 |
1,504,450 |
556,017 |
64,926 |
19,259,428 |
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1987 |
4,585,223 |
1,413,000 |
8,606,441 |
1,748,868 |
911,500 |
25,000 |
17,308,132 |
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1988 |
6,034,795 |
2,144,500 |
9,769,500 |
2,167,000 |
1,329,500 |
47,500 |
21,492,795 |
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1989 |
4,565,017 |
2,597,099 |
7,571,364 |
1,810,287 |
1,084,753 |
107,299 |
17,735,819 |
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1990 |
8,800,002 |
1,912,708 |
9,339,478 |
1,822,491 |
1,118,138 |
91,999 |
23,084,816 |
|
1991 |
6,455,727 |
2,258,293 |
7,195,765 |
1,913,905 |
1,126,683 |
616,038 |
19,566,411 |
|
1992 |
5,250,389 |
2,551,616 |
7,216,100 |
1,382,511 |
1,246,195 |
112,205 |
17,759,016 |
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1993 |
4,305,286 |
1,800,199 |
8,862,582 |
1,368,682 |
1,167,694 |
354,595 |
17,859,038 |
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1994 |
3,803,697 |
2,097,319 |
14,162,311 |
1,440,117 |
857,783 |
428,200 |
22,789,427 |
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1995 |
5,076,896 |
2,760,748 |
14,399,490 |
1,414,719 |
666,862 |
40,963 |
24,359,678 |
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1996 |
3,243,054 |
3,889,547 |
12,422,257 |
1,411,096 |
1,680,209 |
150,000 |
22,796,163 |
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1997 |
1,328,576 |
3,403,136 |
12,407,097 |
1,420,394 |
1,124,821 |
339,158 |
20,023,182 |
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1998 |
3,328,869 |
3,537,781 |
11,924,206 |
1,472,296 |
1,739,476 |
365,784 |
22,368,412 |
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1999 |
4,954,855 |
2,977,364 |
11,870,800 |
1,726,741 |
1,486,500 |
210,591 |
23,226,851 |
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2000 |
3,926,812 |
2,853,950 |
12,293,934 |
1,396,898 |
1,662,994 |
142,901 |
22,277,489 |
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2001 |
3,351,699 |
4,324,169 |
11,976,344 |
1,291,813 |
2,151,318 |
241,216 |
23,336,559 |
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2002 |
3,815,814 |
3,520,683 |
10,913,482 |
1,312,693 |
1,911,684 |
308,042 |
21,782,398 |
|
2003 |
3,538,365 |
3,001,618 |
12,255,089 |
1,289,063 |
1,876,158 |
208,986 |
22,169,279 |
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2004 |
3,973,904 |
3,331,738 |
12,183,684 |
1,184,775 |
2,387,222 |
315,790 |
23,377,113 |
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2005 |
5,158,795 |
3,363,640 |
11,749,112 |
1,209,657 |
1,868,096 |
592,459 |
23,941,759 |
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2006 |
4,196,800 |
2,948,297 |
8,880,693 |
1,556,020 |
2,382,403 |
172,923 |
20,137,136 |
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2007 |
4,220,133 |
3,007,264 |
11,991,364 |
1,403,489 |
2,461,981 |
140,542 |
23,224,773 |