(a) The purpose of AS 41.21.300 — 41.21.306 is to establish, subject to valid existing rights, the state-owned or acquired land and water described in AS 41.21.304 as marine park units of the Alaska state park system. The primary purposes in establishing the land and water areas described in AS 41.21.304 as marine park units of the Alaska state park system are to

1. (1) maintain natural, cultural, and scenic values;
2. (2) maintain fish and wildlife resources and lawful existing uses of these resources;
3. (3) promote and support recreation and tourism in the state.