1059 See Kaiser Aetna v. United States, 444 U.S. 164, 170-79 (1979); see also PPL Montana, LLC v. Montana 132 S. Ct. 1215, 1228-29 (2012); The Propeller Genesee Chief v. Fitzhugh, 12 How. 443, 454-57 (1851) (exploring inadequacy of English common-law concept of navigable waters, based on ebb and flow of tide, for American geography); Kaiser Aetna, 444 U.S. at 182-83 (Blackmun, J., dissenting) (discussing same); cf. Rapanos v.