Lighthouse Bommies is a reef dive site in Australia, in the Coral Sea. It lies within the Green Zone of the Great Barrier Reef Marine Park. The site can be reached by boat or directly from shore. It has a reputation as a favourite haunt for manta rays. Reef manta rays are seen here on a seasonal basis, between May and August. Turtles are resident at the site. Whitetip reef sharks, rays, moray eels and great barracuda are occasionally seen around the bommies.