

Best for intermediate divers, boat entry, mild current.
Adele Island (Motuareronui) is a predator-free sanctuary located in the Astrolabe Roadstead. The site features rocky reef systems, particularly around the northern end of the island. Access is by boat, as the site is situated 5000 metres from the shore. Divers and snorkellers can expect mild currents and water temperatures ranging from 13C to 20C throughout the year. The site is suited for intermediate divers, and it is also a popular location for snorkelling, with a rating of 4/5. The topography consists of rocky reefs, providing a distinct underwater environment for visitors to explore within the Abel Tasman region.
-40.93550, 173.05550
Recorded nearby, within 20km
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
13-20°C
Current
Mild
The site is rated for intermediate divers, though it is also a popular location for snorkelling.
Adele Island is located 5000 metres from the shore and requires boat access.
Yes, the site is well-regarded for snorkelling and holds a rating of 4/5.
Water temperatures vary between 13C and 20C, with the warmest months being January and February at 20C and the coldest months being July, August, and September at 13C.
A 7mm wetsuit or semi-dry is recommended for diving at Adele Island (Motuareronui) in Nelson/Tasman. Water temperatures range from 13°C to 20°C.