The designation of waters of this state as public waters does not:

1. (1) grant the public additional or greater right of access to the waters;
2. (2) diminish the right of ownership or usage of the beds underlying the designated public waters;
3. (3) affect state law forbidding trespass on private lands; and
4. (4) require the commissioner to acquire access to the designated public waters under section 97A.141.