@article {5019, title = {On the use of omnidirectional sonars and downwards-looking echosounders to assess pelagic fish distributions during and after midwater trawling}, volume = {70(1)}, year = {2013}, pages = {196-203}, author = {Stockwell, J.D. and Thomas C Weber and Baukus, A.J. and Jech, J M} }