<i>Ampelisca eschrichtii</i> weight deviation with length.

<p><b>a)</b> Estimated (red dashed line) and observed female, male, and juvenile wet weights by length (blue diamonds, black circles and orange crosses, respectively) (<i>r</i><sup>2</sup> = 0.99, <i>df</i> = 398, <i>p</i> < 0.001) collected in 2002, 2007, 2012 and 2013 with the red box enclosing greater than or equal to 16 mm males and females that; <b>b)</b> deviate from the expected weight (red dashes, <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0147304#pone.0147304.g003" target="_blank">Fig 3a and 3b</a>) with increasing length (black line, <i>r</i><sup>2</sup> = 0.187, <i>df</i> = 167, <i>p</i> < 0.001).</p>