Columbia River DART
Adult Passage Inventory
Rock Island Steelhead
All Years
Species Year Data Points Day Range Date Range Annual Count View
Species Year Data Points Day Range Date Range Annual Count View
Steelhead 2024* 47 1-113 2024-01-01 : 2024-04-22 107 Graph Data Table
Steelhead 2023 235 5-342 2023-01-05 : 2023-12-08 8364 Graph Data Table
Steelhead 2022 209 18-335 2022-01-18 : 2022-12-01 7530 Graph Data Table
Steelhead 2021 230 8-341 2021-01-08 : 2021-12-07 4593 Graph Data Table
Steelhead 2020 233 4-336 2020-01-04 : 2020-12-01 6753 Graph Data Table
Steelhead 2019 207 104-346 2019-04-14 : 2019-12-12 4360 Graph Data Table
Steelhead 2018 184 104-319 2018-04-14 : 2018-11-15 5229 Graph Data Table
Steelhead 2017 182 104-319 2017-04-14 : 2017-11-15 5265 Graph Data Table
Steelhead 2016 189 105-320 2016-04-14 : 2016-11-15 7166 Graph Data Table
Steelhead 2015 197 105-319 2015-04-15 : 2015-11-15 14041 Graph Data Table
Steelhead 2014 208 104-319 2014-04-14 : 2014-11-15 15037 Graph Data Table
Steelhead 2013 204 104-319 2013-04-14 : 2013-11-15 11505 Graph Data Table
Steelhead 2012 211 105-320 2012-04-14 : 2012-11-15 15454 Graph Data Table
Steelhead 2011 183 104-319 2011-04-14 : 2011-11-15 19024 Graph Data Table
Steelhead 2010 187 104-319 2010-04-14 : 2010-11-15 22179 Graph Data Table
Steelhead 2009 200 104-319 2009-04-14 : 2009-11-15 37800 Graph Data Table
Steelhead 2008 213 105-320 2008-04-14 : 2008-11-15 16288 Graph Data Table
Steelhead 2007 182 104-319 2007-04-14 : 2007-11-15 13296 Graph Data Table
Steelhead 2006 178 104-318 2006-04-14 : 2006-11-14 9382 Graph Data Table
Steelhead 2005 200 105-318 2005-04-15 : 2005-11-14 12409 Graph Data Table
Steelhead 2004 212 105-319 2004-04-14 : 2004-11-14 19547 Graph Data Table
Steelhead 2003 170 107-315 2003-04-17 : 2003-11-11 17481 Graph Data Table
Steelhead 2002 188 104-318 2002-04-14 : 2002-11-14 15295 Graph Data Table
Steelhead 2001 189 104-318 2001-04-14 : 2001-11-14 28466 Graph Data Table
Steelhead 2000 172 105-319 2000-04-14 : 2000-11-14 10510 Graph Data Table
Steelhead 1999 183 104-318 1999-04-14 : 1999-11-14 6361 Graph Data Table
Steelhead 1998 173 107-318 1998-04-17 : 1998-11-14 4859 Graph Data Table
Steelhead 1997 156 106-318 1997-04-16 : 1997-11-14 7529 Graph Data Table
Steelhead 1996 180 106-318 1996-04-15 : 1996-11-13 7305 Graph Data Table
Steelhead 1995 194 104-318 1995-04-14 : 1995-11-14 4175 Graph Data Table
Steelhead 1994 181 103-319 1994-04-13 : 1994-11-15 5618 Graph Data Table
Steelhead 1993 205 104-319 1993-04-14 : 1993-11-15 4831 Graph Data Table
Steelhead 1992 213 106-319 1992-04-15 : 1992-11-14 12480 Graph Data Table
Steelhead 1991 194 106-319 1991-04-16 : 1991-11-15 11018 Graph Data Table
Steelhead 1990 196 108-319 1990-04-18 : 1990-11-15 6936 Graph Data Table
Steelhead 1989 196 107-319 1989-04-17 : 1989-11-15 9351 Graph Data Table
Steelhead 1988 211 109-320 1988-04-18 : 1988-11-15 9358 Graph Data Table
Steelhead 1987 198 112-319 1987-04-22 : 1987-11-15 12706 Graph Data Table
Steelhead 1986 204 112-319 1986-04-22 : 1986-11-15 22867 Graph Data Table
Steelhead 1985 207 113-319 1985-04-23 : 1985-11-15 31995 Graph Data Table
Steelhead 1984 193 116-309 1984-04-25 : 1984-11-04 24803 Graph Data Table
Steelhead 1983 182 105-319 1983-04-15 : 1983-11-15 29666 Graph Data Table
Steelhead 1982 174 107-319 1982-04-17 : 1982-11-15 10150 Graph Data Table
Steelhead 1981 190 108-322 1981-04-18 : 1981-11-18 7565 Graph Data Table
Steelhead 1980 170 109-315 1980-04-18 : 1980-11-10 7016 Graph Data Table
Steelhead 1979 142 116-313 1979-04-26 : 1979-11-09 7325 Graph Data Table
Steelhead 1978 178 117-311 1978-04-27 : 1978-11-07 3254 Graph Data Table
Steelhead 1977 194 116-319 1977-04-26 : 1977-11-15 9925 Graph Data Table
* Incomplete data year.