MI DETROIT

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           Detroit area maritime Frequencies
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           Coast Guard
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157.175--St. Clair

157.050--Port Huron

157.125--Sarnia Ont.

157.150--Detroit group
157.100  (updates/ announcements; working channel from 16)

157.050--Belle Isle

156.800--Calling and distress (monitored by all)

232.100--Cutter

381.800--Helicopter (out of Selfridge ANG, tower: 340.700;  can also be 
heard on other C.G. VHF channels during operations)

161.900- 162.000-- marine operator

161.775--Continuous marine broadcast, Leamington Ont.
161.650--Continuous marine broadcast, Sarnia Ont.
        

         Port operations
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All ships over 29 meters, transiting the river system(Detroit and St. Clair) 
must report in on these two channels:

156.600--Sarnia traffic (ch.12)
156.550--Sarnia traffic (ch.11)
156.650--Sarnia traffic (ch.13)

         Other Commercial
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156.500--Mail/supply boat J.W. Westcott II; tug companies

156.700--Sterling fuel dock

156.400, 156.300, 156.275--ship to ship

156.375--Dock side
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