Columbia River DART
Adult Passage Inventory
Priest Rapids Lamprey
All Years
Species Year Data Points Day Range Date Range Annual Count View
Species Year Data Points Day Range Date Range Annual Count View
Lamprey 2023 16 135-150 2023-05-15 : 2023-05-30 225 Graph Data Table
Lamprey 2022 144 120-314 2022-04-30 : 2022-11-10 11142 Graph Data Table
Lamprey 2021 154 142-317 2021-05-22 : 2021-11-13 2482 Graph Data Table
Lamprey 2020 149 136-319 2020-05-15 : 2020-11-14 1750 Graph Data Table
Lamprey 2019 147 132-316 2019-05-12 : 2019-11-12 3276 Graph Data Table
Lamprey 2018 178 129-316 2018-05-09 : 2018-11-12 11758 Graph Data Table
Lamprey 2017 165 140-319 2017-05-20 : 2017-11-15 26012 Graph Data Table
Lamprey 2016 189 114-320 2016-04-23 : 2016-11-15 8139 Graph Data Table
Lamprey 2015 170 105-315 2015-04-15 : 2015-11-11 6749 Graph Data Table
Lamprey 2014 144 140-308 2014-05-20 : 2014-11-04 7579 Graph Data Table
Lamprey 2013 162 129-317 2013-05-09 : 2013-11-13 5968 Graph Data Table
Lamprey 2012 147 141-320 2012-05-20 : 2012-11-15 4025 Graph Data Table
Lamprey 2011 123 114-315 2011-04-24 : 2011-11-11 3868 Graph Data Table
Lamprey 2010 117 141-296 2010-05-21 : 2010-10-23 1114 Graph Data Table
Lamprey 2009 103 163-292 2009-06-12 : 2009-10-19 2713 Graph Data Table
Lamprey 2008 125 169-304 2008-06-17 : 2008-10-30 5083 Graph Data Table
Lamprey 2007 128 152-311 2007-06-01 : 2007-11-07 6593 Graph Data Table
Lamprey 2006 137 141-313 2006-05-21 : 2006-11-09 4383 Graph Data Table
Lamprey 2005 145 133-312 2005-05-13 : 2005-11-08 2598 Graph Data Table
Lamprey 2004 169 111-315 2004-04-20 : 2004-11-10 2647 Graph Data Table
Lamprey 2003 161 123-317 2003-05-03 : 2003-11-13 4340 Graph Data Table
Lamprey 2002 137 132-306 2002-05-12 : 2002-11-02 4007 Graph Data Table
Lamprey 2001 142 136-314 2001-05-16 : 2001-11-10 1624 Graph Data Table