This guide covers hunting, fishing, and public land access from the doctrinal foundation through enforcement. It develops the state trust framework that makes wildlife a public resource and explains what follows from it for landowners, licensees, and the scope of state authority. It works through the license, season, method, and limit structure, the enforcement powers conservation officers hold and why they are broader than in other fields, and the interstate compact that converts a local suspension into a national one. It develops each federal overlay in detail — migratory birds, eagles, endangered species take, the Lacey Act, and marine fisheries — with the provisions that catch hunters complying with state law. It covers public land access, the checkerboard and corner crossing problem, and the navigability doctrines that make identical stream conduct lawful in one State and criminal in the next. It closes with trespass and posting, landowner liability and recreational use statutes, hunting leases, and citation defense.