Salmon & Steelhead Recovery Tracker

Calapooia River (Independent Population)

Calapooia River Independent Population

Oncorhynchus mykiss

Abundance

Annual estimates of the abundance of naturally-produced spawners for each Upper Willamette River population.

Spawning Year Wild Adult Count Nat. Origin Spawners 95% Confidence Interval Abundance Goal
2008 236
2007 245
2006 257
2005 140
2004 684
2003 458
2002 351
2001 446
2000 225
1999 264
1998 358
1997 253
1996 195
1995 109
1994 161
1993 39
1992 119
1991 309
1990 321
1989 183
1988 439
1987 481
1986 459
1985 555
1984 407
1983 379
1982 470
1981 193
1980 281

Average Abundance

Spawning Year Average Abundance Avg. of Ab.Goal

Hatchery Proportion

The proportion of spawning fish that are of hatchery origin in each Upper Willamette River population.

Spawning Year Wild Adult Count Total Adult Count Proportion Hatchery Proportion Hatchery Below Dam
2011
2008 0.00
2007 0.00
2006 0.00
2005 0.00
2004 0.00
2003 0.00
2002 0.00
2001 0.00
2000 0.00
1999 0.00
1998 0.00
1997 0.00
1996 0.00
1995 0.00
1994 0.00
1993 0.00
1992 0.00
1991 0.00
1990 0.00
1989 0.00
1988 0.00
1987 0.00
1986 0.00
1985 0.00
1984 0.00
1983 0.00
1982 0.00
1981 0.00
1980 0.00

Average Hatchery Proportion

Spawning Year 9-yr. pHOS Avg. pHOS Limit