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Snake River Salmon Recovery Board Meeting

4th Tuesday of Each Month

Next Meeting to be Thursday
May 24th, 2012
@ 6pm

SRSRB Office
410B E. Main

Dayton, WA

 

 

Tucannon River Spring Chinook

Estimated total returns of natural and hatchery-origin spring Chinook to the Tucannon River, 1985-2008 (from Mike Gallinat, WDFW). The value provide for 2010 is a preseason prediction based on past returns of jack salmon.

Spring Chinook
Year Natural Hatchery Endemic Total Natural % Total
1985
591
0
591
100.0
1986
636
0
636
100.0
1987
582
0
582
100.0
1988
410
19
429
95.6
1989
336
109
445
75.5
1990
494
260
754
65.5
1991
260
268
528
49.2
1992
418
335
753
55.5
1993
317
272
589
53.8
1994
98
42
140
70.0
1995
21
33
54
38.9
1996
165
85
250
66.0
1997
160
191
351
45.6
1998
85
59
154
59.0
1999
3
242
245
1.2
2000
82
257
339
24.2
2001
718
294
1012
70.9
2002
350
655
1005
34.8
2003
248
196
444
55.9
2004
400
173
573
69.8
2005
289
131
420
68.8
2006
140
113
253
55.3
2007
198
146
344
57.6
2008
534
657
1191
44.0
2009
750
111
1861
40.3
2010
774
796
1570
49.3
*2010 Population Number based on preseason estimates.

 

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