Assistance to Transport Canada in supporting the ongoing development of a policy on ship underwater noise management plans and reduction targets using ship noise data collected by the MARS station on the east coast of Canada.

• Detailed comparative analysis of MARS and SESM stations.
• Evaluation of factors influencing noise levels.
• Design of a data comparison method.
• Calculation of median radiated noise levels by vessel class.
• Discussion of cautions and interpretation limitations.

Formulation of recommendations on the applicability of radiated noise limits by geographic region.