Columbia River DART
Adult Passage Inventory
Little Goose 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 117 158-303 2023-06-07 : 2023-10-30 356 Graph Data Table
Lamprey 2022 85 193-303 2022-07-12 : 2022-10-30 35 Graph Data Table
Lamprey 2021 68 183-338 2021-07-02 : 2021-12-04 31 Graph Data Table
Lamprey 2020 49 136-285 2020-05-15 : 2020-10-11 27 Graph Data Table
Lamprey 2019 70 162-271 2019-06-11 : 2019-09-28 45 Graph Data Table
Lamprey 2018 111 139-302 2018-05-19 : 2018-10-29 61 Graph Data Table
Lamprey 2017 88 176-295 2017-06-25 : 2017-10-22 472 Graph Data Table
Lamprey 2016 89 152-298 2016-05-31 : 2016-10-24 192 Graph Data Table
Lamprey 2015 117 131-304 2015-05-11 : 2015-10-31 58 Graph Data Table
Lamprey 2014 73 180-296 2014-06-29 : 2014-10-23 115 Graph Data Table
Lamprey 2013 47 108-296 2013-04-18 : 2013-10-23 33 Graph Data Table
Lamprey 2012 65 114-302 2012-04-23 : 2012-10-28 88 Graph Data Table
Lamprey 2011 46 206-294 2011-07-25 : 2011-10-21 80 Graph Data Table
Lamprey 2010 28 187-291 2010-07-06 : 2010-10-18 29 Graph Data Table
Lamprey 2009 31 150-282 2009-05-30 : 2009-10-09 34 Graph Data Table
Lamprey 2008 44 190-304 2008-07-08 : 2008-10-30 104 Graph Data Table
Lamprey 2007 60 125-293 2007-05-05 : 2007-10-20 72 Graph Data Table
Lamprey 2006 81 138-291 2006-05-18 : 2006-10-18 125 Graph Data Table
Lamprey 2005 93 133-289 2005-05-13 : 2005-10-16 211 Graph Data Table
Lamprey 2004 94 158-302 2004-06-06 : 2004-10-28 241 Graph Data Table
Lamprey 2003 120 144-301 2003-05-24 : 2003-10-28 660 Graph Data Table
Lamprey 2002 88 168-298 2002-06-17 : 2002-10-25 365 Graph Data Table
Lamprey 2001 73 157-282 2001-06-06 : 2001-10-09 104 Graph Data Table
Lamprey 2000 71 157-292 2000-06-05 : 2000-10-18 71 Graph Data Table
Lamprey 1999 26 213-264 1999-08-01 : 1999-09-21 37 Graph Data Table