The Sisters form a stand-alone rock off Cape Brett. The rock splits in two to form a narrow canyon at 10m. On the seaward side of the canyon, the rock drops off to 40m or more to boulders, while the inland side goes to 30m. There can be strong current at this dive site.

A short swim from Big Eyes Lair, Sonic Boom cave can be visited on the same dive. Divers will likely hear it before they see it. Swell crashing at the back of the cave creates a loud boom sound that can be heard from a distance. The cave is narrow, and entering is recommended in calmer conditions

The main feature of this dive site is an impressive swim through, with the entrance at 24m, the swim through forms a natural tunnel 35m in length, opening at the northern end at 18m into kelpy boulders.

Key Hole is named for the shape of the rock seen above the dive site, which is shaped as though a key could slot into it. The dive site is covered by colourful boulders and walls, which sit in 5-20m of water.

Bowling Alley is a shallower dive site with depths from 5-25m. The site is full of kelp covered boulders which can hide Crayfish and Moray Eels. This is a very fishy dive that is suited to Open Water and Advanced divers.

At the northern point of Piercy Island, this dive site drops slowly into 90m of water. This is a deep dive site and is recommended for technical divers. Rocky boulders lead to ledges at 20m. At 40m, an arch can be found.

Cathedral Cave is a large sea cave which is open at the surface. The walls of the cave drop to 30m at the entrance, with depths up to 55m further out. There are a great variety of creatures found here.

The Dog is a drift dive along the western side of the island. There is strong current which will sweep divers along a colourful wall. Near the bottom of the wall in 30-40m there are boulders covered in gorgonians and a black coral tree. Due to depth and current, this site is recommended for Advance and above diver

A long finger extends from the land towards the sea. The finger starts at 12m and runs west down to 25m, where it drops further. Towards the deeper end of the finger there is a swim through. Further in towards the land there are big boulders and a small cavern.

Boulder garden slopes from the surface to depths of more than 50m. The slope is covered in boulders which feature many colourful sponges and other invertebrates. This is a great dive site for advanced to technical divers.