Casco Bay
The signature color patterns of the Casco Bay Lines fleet is (from bottom up): black, yellow, white, and red. Casco Bay Lines was once located at Custom House Wharf but was moved in the 1980s to its current location on the Maine State Pier. When the company was first established it used steamboats to transport its cargo. Some of the more famous steamboats included the Aucocisco, Maquoit, and Machigonne. Its first ferry was the Abenaki, which operated on Casco Bay for nearly five decades.