33 U.S.C. § 474
Section, act Mar. 6, 1896, ch. 49, §§1-3, 29 Stat. 54, 55; Apr. 26, 1906, ch. 1874, §§1, 2, 34 Stat. 136; Mar. 4, 1913, ch. 141, §1, 37 Stat. 736; 1946 Reorg. Plan No. 3, §§101-104, eff. July 16, 1946, 11 F.R. 7875, 60 Stat. 1097; Aug. 4, 1949, ch. 393, §§1, 20, 63 Stat. 496, 561; Pub. L. 89-670, §6(b)(1), Oct. 15, 1966, 80 Stat. 938, related to anchorage and general regulations for St. Marys River.