The 2nd U.S.C.T. was attached to the District of Key West, Florida, Department of of the Gulf, in February, 1864, and saw duty in New Orleans and Ships Island, Mississippi. In May the unit also participated in an attack on Confederate fortifications at Tampa, resulting in the destruction of the Confederate positions. The 2nd participated in several operation along Florida's west coast between July 1st and 31st, 1864; including raids from Fort Myers to Bayport, and from Cedar Key to St. Andrew's Bay. During the St. Andrew's Bay expedition the 2nd skirmished with Confederate troops on the 18th of July.
In January, 1865 several companies participated in the defense of Fort Myers. From February through March several companies served aboard the steamships Magnolia and Honduras, while others served at Fort Myers and Punta Rosa.
History provided by Gary Baker of the Association of Carroll's Sacred Trust.