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Table 4 Number, fork length (FL), and tag burden of released fish

From: Juvenile salmonid migratory behavior at the mouth of the Columbia River and within the plume

Species/stock Release location Release (rkm) Release dates N Fork length (FL) (mm) Tag burden (%)
Minimum Maximum Mean Minimum Maximum Mean
CH1 Roosevelt 393 28 April to 1 June 2010 2,287 103 225 156 0.4 5.8 1.7
  The Dalles Dam Tailrace 307 28 April to 1 June 2010 796 99 221 154 0.4 6.6 1.8
  Hood River 275 28 April to 1 June 2010 797 104 227 154 0.5 5.2 1.8
  Bonneville Dam (barged) 224 30 April to 14 May 2010 1,392 95 177 135 0.9 6.6 2.5
    Total 5,272 95 227 150 0.4 6.6 2.0
STH Roosevelt 393 28 April to 1 June 2010 2,288 142 260 213 0.3 2.4 0.7
  The Dalles Dam Tailrace 307 28 April to 1 June 2010 799 148 260 212 0.3 2.1 0.8
  Hood River 275 28 April to 1 June 2010 798 140 260 209 0.3 2.4 0.8
    Total 3,885 140 260 212 0.3 2.4 0.7
CH0 Roosevelt 393 13 June to 17 July 2010 2,849 95 152 111 1.4 7.0 4.3
  The Dalles Dam Tailrace 307 13 June to 17 July 2010 800 95 138 111 1.9 7.2 4.3
  Hood River 275 13 June to 17 July 2010 800 95 148 110 1.7 7.0 4.4
    Total 4,449 95 152 111 1.4 7.2 4.3
  1. Yearling Chinook salmon, steelhead, and subyearling Chinook salmon were released at sites located between rkm 224 and 393 on the Columbia River. CH1, yearling Chinook salmon; STH, steelhead; CH0, subyearling Chinook salmon.