The authors wish to correct two errors discovered in the original manuscript. First, in the legend of Fig. 3, "50 % KUD" should read "95 % KUD" and "95 % KUD" should read "50 % KUD." Second, in the legend of Fig. 6, "50 % KUD TOT " should read "95 % KUD TOT " and "95 % KUD TOT " should read "50 % KUD TOT ." Environ Biol Fish (2013) 96:879
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