Northeast of Sydney off Lord Howe in the Tasman Sea, the snorkeling at Comets Hole off the western coast is popular for the fresh water spring coming up and for the reef wall. The water depth in the middle of the small hole is 7m to 8m deep. During Comets Hole snorkeling, you may also encounter sea stars, silver drummer, galapagos sharks, lionfish, anemonefish, bull rays, whip rays, moray eels, butterflyfish, wrasse and angelfish.
Lord Howe Island is an exceptional place to explore as the southernmost coral reef in the world with over 90 coral species and 500 fish species. It has verdant rain-forests, white sand beaches and volcanic peaks. There is a long coral reef along the southwestern side of the island that encloses a lagoon. It is about 600km northeast of Sydney.
Lord Howe Island is reached by a two hour flight from Sydney or Brisbane (the main air service is provided by QantasLink).
Overall, Comets Hole is the 2nd most popular snorkel dive spot of all 6 snorkeling dives in Lord Howe Island.