You can get a list of navigable waterways here: http://www.in.gov/nrc/2390.htm

Navigable waterways, up to the high water mark are owned, or held in trust, by the state. However, that doesn't mean that hunting is permissible. Google "hunting Indiana navigable waters" and you should find some useful info. I'd say deer hunting is "iffy" at best. Now waterfowl....