Lydgate Beach Park features Keiki Pond, an artificial seawater pool enclosed by a stone breakwater. This structure creates a sheltered environment suitable for beginners and snorkelers. The site reaches depths of 1 to 4 metres, with an average of 2 metres. Visibility varies between 3 and 10 metres. Marine life observed within the pool includes Hawaiian Convict Surgeonfish, wrasses, sergeants, crabs, and various butterflyfish species. Rarer sightings include white-spotted puffers, spiny lobsters, slate pencil urchins, lefteye flounder, bluefin trevally, and moorish idols. Be aware of potential jellyfish and surf conditions. Shore access is available, supported by parking, toilets, and showers.

Anahola Beach Park features a reef and seagrass system accessible via a shore entry. Suitable for beginners, the site ranges from 2 to 15 metres in depth with an average of 12 metres. Visibility varies between 3 and 10 metres, and currents are generally mild. Divers should remain cautious of rip currents and boat traffic in the area. Entry requires care to avoid sharp coral and rocks. Species recorded around this area include wrasses, Hawaiian Convict Surgeonfish, various butterflyfish, and crabs. Facilities at the park include parking, toilets, showers, a rinse station, and first aid, allowing for convenient gear preparation.

Kipu Kai is a secluded reef site located off the coast of Kauai. Accessible only by boat, this location offers a snorkel rating of 4 out of 5. The topography features a reef situated near the cliffs. Water temperatures at this site range from 24C to 27C throughout the year. Due to the nature of the location, visitors should be aware of strong currents that can affect conditions. This site is suitable for those seeking a boat-accessed snorkeling experience in a private, quiet setting.

Anini Beach features one of the longest and widest fringing reefs in Hawaii, creating a shallow lagoon environment. The site is suitable for beginners, with depths ranging from 2 to 5 metres and an average depth of 3 metres. Access is via the shore, and the area includes facilities such as parking, toilets, and showers. Divers and snorkellers should be aware that conditions can vary, with potential hazards including strong currents, rip currents, surf, and sharp coral. Visibility typically ranges between 5 and 15 metres, and a standard dive lasts approximately 60 minutes.

Three Fingers is named for the three distinct lava formations that characterise the underwater topography. Located just outside the harbour on Kauai, this site is accessible by boat or shore entry. Conditions at the site are variable, with visibility ranging from 7 to 30 metres and currents that can be strong. Due to the potential for strong currents, this site is suited for advanced divers. Water temperatures remain consistent throughout the year, typically between 24 and 27 degrees Celsius. Divers should be prepared for changing conditions when planning their visit to this lava-formed site.

Fast Lanes is a drift dive site located off the coast of Kauai. The topography consists of a reef and artificial reef structure. Divers can expect depths ranging from 14 to 27 metres, with an average depth of 21 metres. Access to this site is by boat only. Conditions at this location are subject to strong currents, which require careful planning and experience. Hazards include sharp coral and the potential for strong currents. Due to the nature of the drift and current conditions, this site is best suited for experienced divers.

Hideaways Beach, also known as Pali Ke Kua, is a reef site in Kauai featuring spur and groove reef formations. Divers and snorkellers can explore depths ranging from 3 to 15 metres, with an average depth of 5 metres. Access is via a steep trail from the shore or by kayak. Conditions vary, with visibility typically between 5 and 20 metres and moderate currents. The site is suitable for intermediate divers. Hazards include surf, rip currents, strong currents, sharp coral, jellyfish, and sharks. Water temperatures remain consistent throughout the year, ranging from 23C to 26C.

Poipu Beach on Kauai is a popular shore-entry snorkel site featuring a shallow reef environment. The area offers depths ranging from 1 to 4 metres, with an average depth of 3 metres, making it well-suited for beginners. Snorkellers can expect visibility between 5 and 15 metres. Water temperatures remain consistent throughout the year, ranging from 24C to 27C. Facilities at the beach park include parking, toilets, showers, and equipment rental. While the site is accessible, visitors should be aware of potential hazards including surf, rip currents, strong currents, and sharp coral. Typical snorkel sessions last approximately 45 minutes.