The Minister will make such a declaration only to-
- to conserve and protect marine and coastal ecosystems;
- to conserve and protect marine and coastal biodiversity;
- to conserve and protect a particular marine or coastal species, or specific population and its habitat;
- if the area contains scenic areas or to protect cultural heritage;
- to facilitate marine and coastal species management by protecting migratory routes and breeding, nursery or feeding areas, thus allowing species recovery and to enhance species abundance in adjacent areas;
- to protect and provide an appropriate environment for research and monitoring in order to achieve the objectives of this Act; or
- to restrict or prohibit activities which is likely to have an adverse effect on the environment.