Marengo Reefs is a marine site located 150 metres off the coast of Apollo Bay. The area features a reef and kelp forest with depths ranging from 1 to 15 metres, averaging 8 metres. Access is possible via both shore and boat. Conditions are variable, with visibility reaching up to 25 metres, though strong tidal currents and surf are common hazards. The site is suitable for intermediate divers and snorkellers who should monitor local swell forecasts. The larger island serves as a haul-out area for Australian Fur Seals, and access to this island is prohibited to prevent disturbance to the animals.

Blanket Bay is a shallow, shore-accessible reef located near Apollo Bay. Protected by an intertidal reef, the site offers relatively calm conditions compared to the broader Great Ocean Road coastline. The reef structure sits at shallow depths, making it accessible for beginners. Divers and snorkelers should exercise caution when entering around the reef edges due to sharp coral. Water temperatures range from 14C to 18C throughout the year, necessitating a wetsuit. While the bay is often sheltered, visitors must remain aware of potential rip currents and submerged rocks in the surrounding area. Parking and toilet facilities are available at the site.

Crumpets Beach in Apollo Bay is a shallow shore dive featuring a reef and kelp forest. The site ranges from 1 to 8 metres in depth, with an average of 4 metres, making it suitable for beginners. Divers should exercise caution due to the exposed coastline, which is subject to large swells, waves, and rip currents. Visibility varies significantly from 4 to 25 metres. Hazards include surge and potential entanglement in thick kelp or discarded fishing lines. Species recorded around this area include Northern Elephant Seal, Long-nosed Fur Seal, sea stars, crabs, abalone, eleven-armed sea stars, and snails.

Crayfish Bay near Apollo Bay features a compact reef system containing canyons and caverns. This shore-entry site reaches depths between 1 and 10 metres, averaging 7 metres. The topography includes swim-throughs and sheltered pockets within the rock structures. Conditions are variable, with moderate currents and potential surge affecting the overhead environments. The site is subject to stormy weather and wind, requiring careful monitoring of swell forecasts. Hazards include rip currents, surf, and boat traffic. Due to the challenging conditions and surge, this site is suited for intermediate snorkellers. Parking is available on site, and early arrival is recommended to secure manageable conditions.

Kennett River features shallow rock pools and reef terrain suitable for beginners. Depths range from 1 to 3 metres, with an average of 2 metres. Entry is from the shore, though divers and snorkellers should be cautious of sharp rocks, slippery seaweed, and sea urchins. Conditions are generally mild, but currents can develop near the river mouth and where pools meet the open ocean. Visibility varies significantly from 4 to 20 metres. A wetsuit is required year-round as water temperatures range from 13C to 19C. Snorkel only in calm conditions at low tide and avoid touching marine life due to the presence of venomous species in Victorian rock pools.

Lorne Rock Pools provide a shallow, shore-accessible environment for snorkeling along the Great Ocean Road. These pools reach depths of 0 to 2 metres, with an average depth of 1 metre. The site is suitable for beginners, though conditions vary with tide and swell. Marine life observed here includes common sea stars, very common snails, and uncommon smooth rays and crabs. Visitors should be aware of sharp rocks and potential rip currents near the rocky areas. A wetsuit is recommended due to cool water temperatures ranging from 13C to 19C. Facilities include showers for post-snorkel use. Always check local tide and sea conditions before entering the water.