Nevertheless , between 20 % and 100 % are damaged in a single dredge haul .
Dredging damages a considerable portion of the benthic megafauna including L. lutraria , however this species tends to live at greater depths than is reached by the process .
Between 20 % and 100 % are damaged in a single dredge haul .
Dredging damages a considerable portion of the benthic megafauna including L. lutraria , however this species tends to live at greater depths than is reached by the process .