33 CFR §401.61

The Seaway stations operate on the following assigned VHF frequencies: 156.8 MHz—(channel 16)—Distress and Calling. 156.7 MHz—(channel 14)—Working (Canadian stations in Sector 1 and the Welland Canal). 156.65 MHz—(channel 13)—Working (U.S. station in Lake Ontario). 156.6 MHz—(channel12)—Working (U.S. station in Lake Ontario). 156.6 MHz—(channel 12)—Working (U.S. stations in Sector 2 of the River); and 156.55 MHz—(channel 11)—Working (Canadian stations in Sector 3, Lake Ontario and Lake Erie).