- Pollution (i.e. runoff, sewage, soil, air, noise, chemicals).
- Overfishing, bycatch, and unsustainable fishing practices.
- Climate change and ocean acidification.
- Coral bleaching events.
- Unsustainable tourism practices (i.e. mass tourism, physical damage).
- Unsustainable coastal development practices.
- Coral Diseases.
- Biodiversity loss.
- Invasive species.
- Habitat fragmentation/destruction.
- Shipping and boating activities.
- Lack of environmental law applications.