Established in 2000,[1] they are owned and operated by Chatham Area Transit (CAT), and run at no cost to the public.

The ferries run between 7.00 AM and 10.00 PM, seven days a week.

[2] The vessels are named for four noteworthy women from Savannah's history: Juliette Gordon Low, Susie King Taylor, Florence Martus and Mary Musgrove.

[2] In both 2019 and 2020, CAT was awarded two grants from the Federal Transit Administration for a new ferries, increasing its total to six.

[3] In July 2023, CAT temporarily stopped calling at the Savannah Convention Center dock on Hutchinson Island, instead using the Westin Savannah Harbor Golf Resort and Spa dock.