Casco Bay Lines
Sector: Passenger / Ferry
Region / State: Portland, ME; Casco Bay islands
Passenger ferries, mailboat
Union affiliation: SIU
Essential year-round service to Casco Bay islands
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Also listed under: Ferry Companies
Other Passenger / Ferry companies: Catalina Express / Catalina Flyer, Charleston Harbor Tours, Charleston Water Taxi, Chicago's First Lady Cruises, Circle Line Sightseeing Cruises, Classic Harbor Line
Other companies in Maine: Maine Maritime Academy, Maine State Ferry Service, Maine Windjammer Cruises, Martin Midstream, O'Hara Corporation, Penobscot Bay Tractor Tug