@article {, title = {Measurements of Acoustic Backscatter and Density of Captive Atlantic Cod with Synchronized 300-kHz Multibeam and 120-kHz Split-Beam Echosounders}, volume = {66}, year = {2009}, pages = {1303-1309}, publisher = {Elsevier}, address = {New York, NY, USA}, keywords = {Water Column Mapping}, author = {Gurshin, C W and Jech, J M and Howell, W H and Thomas C Weber and Larry A Mayer} }