Old Pier Beach, also known as Murphy's Beach, is a sheltered shore dive in St Helens, Tasmania, suitable for beginners. Divers enter from the beach into shallow, calm waters with mild currents. The site features a reef structure that allows for practice of fundamental skills. Visibility is consistent, ranging from 12 to 30 metres. Water temperatures fluctuate between 12C and 19C, with a 7mm wetsuit recommended for comfort. While generally calm, the site is subject to surf and surge during easterly winds. Toilets are available at the location. Typical dives last approximately 45 minutes.

Mattingleys Beach in St Helens is a shore-accessible site featuring shallow seagrass beds and patches of kelp forest. The beach faces west and typically offers calm conditions, making it suitable for beginners. Divers and snorkellers can expect visibility ranging from 12 to 30 metres. Water temperatures are cool, fluctuating between 12C and 19C throughout the year, necessitating a thick wetsuit. Entry is via the shore, though users should remain cautious of surf and potential rip currents. Facilities at the site include parking and toilets. To protect the seagrass and avoid potential stingrays, it is recommended to shuffle your feet when entering and exiting the water.

The Monument is a challenging shore dive in St Helens, Tasmania, featuring a reef and wall topography that reaches depths between 15 and 50 metres. This site is strictly for advanced divers due to significant tidal currents, cold water temperatures ranging from 12C to 19C, and risks associated with deep diving. Divers must time their entry for slack water to manage the strong currents. Visibility typically fluctuates between 5 and 12 metres. A 7mm wetsuit or drysuit is recommended for thermal protection. The reef is characterised by soft sponge growth, which provides habitat for seahorses, cuttlefish, octopus, and various nudibranchs. Parking is available at the shore entry point.