Nothing in this chapter—
((1)) modifies or alters the definition of the term “navigable waters” under Federal law;
((2)) affects the jurisdiction or authority of State or Federal agencies to regulate navigable waters;
((3)) modifies or alters the authority or jurisdiction of Federal or State agencies to manage fisheries; or
((4)) authorizes or is intended to result in a change in the accessibility of waters open to hunting, fishing, or other forms of outdoor recreation as of .