FISH PASSAGE CENTER DESCALING REPORT
Last Updated: 5/25/2018 6:58
Lower Granite Dam Little Goose Dam
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018 177 1.7%   CH1 5/18/2018 144 0.0%  
  5/19/2018 139 2.2%     5/19/2018 193 2.1%  
  5/20/2018 85 4.7%     5/20/2018 178 2.2%  
  5/21/2018 52 0.0%     5/21/2018 35 0.0%  
  5/22/2018 79 0.0%     5/22/2018 91 4.4%  
  5/23/2018 29 0.0%     5/23/2018 93 1.1%  
  5/24/2018 31 0.0%     5/24/2018 72 1.4%  
ST 5/18/2018 176 8.0%   ST 5/18/2018 48 2.1%  
  5/19/2018 168 6.0%     5/19/2018 122 4.9%  
  5/20/2018 203 6.9%     5/20/2018 166 1.8%  
  5/21/2018 187 4.3%     5/21/2018 39 0.0%  
  5/22/2018 113 7.1%     5/22/2018 178 2.8%  
  5/23/2018 111 11.7%     5/23/2018 120 3.3%  
  5/24/2018 102 2.0%     5/24/2018 102 2.9%  
CO 5/18/2018 20 5.0%   CO 5/18/2018 14 0.0% *
  5/19/2018 25 0.0%     5/19/2018 36 2.8%  
  5/20/2018 32 6.3%     5/20/2018 24 0.0%  
  5/21/2018 21 0.0%     5/21/2018 11 0.0% *
  5/22/2018 39 2.6%     5/22/2018 36 0.0%  
  5/23/2018 33 3.0%     5/23/2018 31 0.0%  
  5/24/2018 11 0.0% *   5/24/2018 24 0.0%  
SO 5/18/2018 56 3.6%   SO 5/18/2018 22 0.0%  
  5/19/2018 49 0.0%     5/19/2018 72 1.4%  
  5/20/2018 58 1.7%     5/20/2018 94 2.1%  
  5/21/2018 38 0.0%     5/21/2018 13 0.0% *
  5/22/2018 30 3.3%     5/22/2018 68 1.5%  
  5/23/2018 16 0.0% *   5/23/2018 32 0.0%  
  5/24/2018 3 0.0% *   5/24/2018 59 0.0%  
CH0 5/18/2018 41 0.0%   CH0 5/18/2018 4 0.0% *
  5/19/2018 22 0.0%     5/19/2018  
  5/20/2018 12 0.0% *   5/20/2018 9 0.0% *
  5/21/2018 20 0.0%     5/21/2018 7 0.0% *
  5/22/2018 39 0.0%     5/22/2018 14 0.0% *
  5/23/2018 51 2.0%     5/23/2018 27 3.7%  
  5/24/2018 45 0.0%     5/24/2018 59 0.0%  
* Incidates inadequate sample sizes of less than 20 fish examined
Lower Monumental Dam Ice Harbor Dam
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018 208 1.4%   CH1 5/18/2018  
  5/19/2018 218 3.7%     5/19/2018  
  5/20/2018 123 5.7%     5/20/2018  
  5/21/2018 67 0.0%     5/21/2018 59 6.8%  
  5/22/2018 43 2.3%     5/22/2018  
  5/23/2018 96 1.0%     5/23/2018  
  5/24/2018 29 0.0%     5/24/2018      
ST 5/18/2018 94 4.3%   ST 5/18/2018  
  5/19/2018 93 6.5%     5/19/2018  
  5/20/2018 88 2.3%     5/20/2018  
  5/21/2018 81 1.2%     5/21/2018 84 11.9%  
  5/22/2018 46 2.2%     5/22/2018  
  5/23/2018 175 4.6%     5/23/2018  
  5/24/2018 46 6.5%     5/24/2018      
CO 5/18/2018 1 0.0% * CO 5/18/2018  
  5/19/2018 6 16.7% *   5/19/2018  
  5/20/2018 4 0.0% *   5/20/2018  
  5/21/2018 4 0.0% *   5/21/2018 8 0.0% *
  5/22/2018 3 0.0% *   5/22/2018  
  5/23/2018 11 0.0% *   5/23/2018  
  5/24/2018 11 0.0% *   5/24/2018      
SO 5/18/2018 47 0.0%   SO 5/18/2018  
  5/19/2018 38 0.0%     5/19/2018  
  5/20/2018 34 2.9%     5/20/2018  
  5/21/2018 20 5.0%     5/21/2018 18 16.7% *
  5/22/2018 17 5.9% *   5/22/2018  
  5/23/2018 45 0.0%     5/23/2018  
  5/24/2018 14 0.0% *   5/24/2018      
CH0 5/18/2018   CH0 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018 3 0.0% *   5/20/2018  
  5/21/2018 3 0.0% *   5/21/2018 4 0.0% *
  5/22/2018 9 11.1% *   5/22/2018  
  5/23/2018 77 0.0%     5/23/2018  
  5/24/2018 27 0.0%     5/24/2018      
* Incidates inadequate sample sizes of less than 20 fish examined
McNary Dam John Day Dam
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018   CH1 5/18/2018 193 4.1%  
  5/19/2018 42 2.4%     5/19/2018  
  5/20/2018     5/20/2018 82 0.0%  
  5/21/2018 661 4.2%     5/21/2018  
  5/22/2018     5/22/2018 100 4.0%  
  5/23/2018 494 7.7%     5/23/2018  
  5/24/2018         5/24/2018      
ST 5/18/2018   ST 5/18/2018 45 8.9%  
  5/19/2018 6 0.0% *   5/19/2018  
  5/20/2018     5/20/2018 36 5.6%  
  5/21/2018 44 11.4%     5/21/2018  
  5/22/2018     5/22/2018 41 0.0%  
  5/23/2018 80 16.3%     5/23/2018  
  5/24/2018         5/24/2018      
CO 5/18/2018   CO 5/18/2018 40 5.0%  
  5/19/2018 11 9.1% *   5/19/2018  
  5/20/2018     5/20/2018 29 0.0%  
  5/21/2018 126 2.4%     5/21/2018  
  5/22/2018     5/22/2018 29 3.4%  
  5/23/2018 169 6.5%     5/23/2018  
  5/24/2018         5/24/2018      
SO 5/18/2018   SO 5/18/2018 119 1.7%  
  5/19/2018 37 5.4%     5/19/2018  
  5/20/2018     5/20/2018 41 0.0%  
  5/21/2018 491 3.7%     5/21/2018  
  5/22/2018     5/22/2018 47 10.6%  
  5/23/2018 612 3.4%     5/23/2018  
  5/24/2018         5/24/2018      
CH0 5/18/2018   CH0 5/18/2018  
  5/19/2018 7 0.0% *   5/19/2018  
  5/20/2018     5/20/2018 2 0.0% *
  5/21/2018 78 0.0%     5/21/2018  
  5/22/2018     5/22/2018 6 0.0% *
  5/23/2018 82 1.2%     5/23/2018  
  5/24/2018         5/24/2018      
* Incidates inadequate sample sizes of less than 20 fish examined
Bonneville Dam Rock Island Dam
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018 65 1.5%   CH1 5/18/2018 188 0.5%  
  5/19/2018 33 0.0%     5/19/2018 121 0.0%  
  5/20/2018 168 4.2%     5/20/2018 114 0.9%  
  5/21/2018 142 2.8%     5/21/2018 77 1.3%  
  5/22/2018 148 1.4%     5/22/2018 59 0.0%  
  5/23/2018 165 2.4%     5/23/2018 35 0.0%  
  5/24/2018 115 0.0%     5/24/2018 45 0.0%  
ST 5/18/2018 22 4.5%   ST 5/18/2018 37 0.0%  
  5/19/2018 8 0.0% *   5/19/2018 70 4.3%  
  5/20/2018 45 0.0%     5/20/2018 61 3.3%  
  5/21/2018 24 4.2%     5/21/2018 63 0.0%  
  5/22/2018 32 3.1%     5/22/2018 40 0.0%  
  5/23/2018 29 0.0%     5/23/2018 38 0.0%  
  5/24/2018 20 0.0%     5/24/2018 43 2.3%  
CO 5/18/2018 30 0.0%   CO 5/18/2018 217 0.0%  
  5/19/2018 18 11.1% *   5/19/2018 452 0.0%  
  5/20/2018 69 1.4%     5/20/2018 297 1.0%  
  5/21/2018 42 0.0%     5/21/2018 309 1.3%  
  5/22/2018 62 1.6%     5/22/2018 332 0.6%  
  5/23/2018 95 1.1%     5/23/2018 296 0.3%  
  5/24/2018 42 2.4%     5/24/2018 264 0.4%  
SO 5/18/2018 153 5.9%   SO 5/18/2018 158 2.5%  
  5/19/2018 59 1.7%     5/19/2018 135 1.5%  
  5/20/2018 152 7.9%     5/20/2018 244 2.5%  
  5/21/2018 68 13.2%     5/21/2018 108 3.7%  
  5/22/2018 84 7.1%     5/22/2018 355 3.9%  
  5/23/2018 61 11.5%     5/23/2018 233 3.0%  
  5/24/2018 84 6.0%     5/24/2018 128 3.9%  
CH0 5/18/2018 14 0.0% * CH0 5/18/2018  
  5/19/2018 11 0.0% *   5/19/2018 2 0.0% *
  5/20/2018 73 1.4%     5/20/2018 4 0.0% *
  5/21/2018 27 0.0%     5/21/2018 3 0.0% *
  5/22/2018 29 0.0%     5/22/2018 3 0.0% *
  5/23/2018 46 0.0%     5/23/2018 3 0.0% *
  5/24/2018 24 0.0%     5/24/2018 3 0.0% *
* Incidates inadequate sample sizes of less than 20 fish examined
Salmon River Trap at Whitebird Snake River Trap at Lewiston
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018   CH1 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
ST 5/18/2018   ST 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
CO 5/18/2018   CO 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
SO 5/18/2018   SO 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
CH0 5/18/2018   CH0 5/18/2018  
  5/19/2018     5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
* Incidates inadequate sample sizes of less than 20 fish examined
Grande Ronde River Trap Imnaha River Trap
Species Date Number Examined Percent Descaled Species Date Number Examined Percent Descaled
CH1 5/18/2018 106 0.0%   CH1 5/18/2018 19 15.8% *
  5/19/2018 48 0.0%     5/19/2018 10 0.0% *
  5/20/2018 28 3.6%     5/20/2018 7 0.0% *
  5/21/2018 30 0.0%     5/21/2018 11 0.0% *
  5/22/2018 42 0.0%     5/22/2018  
  5/23/2018 19 0.0% *   5/23/2018  
  5/24/2018 53 0.0%       5/24/2018      
ST 5/18/2018 58 1.7%   ST 5/18/2018 353 0.0%  
  5/19/2018 23 4.3%     5/19/2018 157 0.0%  
  5/20/2018 34 2.9%     5/20/2018 139 0.0%  
  5/21/2018 18 5.6% *   5/21/2018 112 0.0%  
  5/22/2018 30 3.3%     5/22/2018  
  5/23/2018 22 0.0%     5/23/2018  
  5/24/2018 75 2.7%     5/24/2018      
CO 5/18/2018 68 2.9%   CO 5/18/2018  
  5/19/2018 21 0.0%     5/19/2018  
  5/20/2018 22 0.0%     5/20/2018  
  5/21/2018 12 0.0% *   5/21/2018  
  5/22/2018 57 0.0%     5/22/2018  
  5/23/2018 17 0.0% *   5/23/2018  
  5/24/2018 50 8.0%     5/24/2018      
SO 5/18/2018 1 0.0% * SO 5/18/2018  
  5/19/2018 2 0.0% *   5/19/2018  
  5/20/2018     5/20/2018  
  5/21/2018     5/21/2018  
  5/22/2018     5/22/2018  
  5/23/2018     5/23/2018  
  5/24/2018         5/24/2018      
CH0 5/18/2018 2 0.0% * CH0 5/18/2018 1 0.0% *
  5/19/2018     5/19/2018  
  5/20/2018 2 0.0% *   5/20/2018  
  5/21/2018 1 0.0% *   5/21/2018  
  5/22/2018 3 0.0% *   5/22/2018  
  5/23/2018 1 0.0% *   5/23/2018  
  5/24/2018 4 0.0% *   5/24/2018      
* Incidates inadequate sample sizes of less than 20 fish examined