Nudibranchs

1. Bonifacio ReefBulata, Negros Occidental, PhilippinesBoat · ReefBeginner-friendlyBest Jan–Oct · estimated3 mm
2. Praia João FernandesArmação dos Búzios, Rio de Janeiro, BrazilBeginner-friendly11 mBest Jan–Nov · estimated3 mm
3. Blairgowrie PierBlairgowrie, Victoria, AustraliaBoatEstimated: Beginner-friendly6 mBest Dec–Apr · estimated5 mm
4. Elephant Head RockThailand Similan Islands, ThailandPinnacleBeginner-friendly40 mGood year-round · estimated3 mm
5. Baung Penyu Bay / Turtle Neck / The WallUlakan, Bali, IndonesiaBoat · WallEstimated: Beginner-friendly18 mBest Apr–Nov · estimated3 mm
6. Gordon’s Drop - 5 Mile ReefHlalanathi, KwaZulu-Natal, South AfricaBoat · ReefEstimated: Intermediate+19 mBest Sep–Jul · estimated3 mm
7. Gili Gede WallSekotong Tengah, West Nusa Tenggara, IndonesiaBoat · WallEstimated: Intermediate+19 mBest Mar–Nov · estimated3 mm
8. 1 / 4 Wreck (Stern Courier)Saint George's, Saint George, GrenadaBoat · WreckEstimated: Beginner-friendly16 mBest Oct–Jul · estimated3 mm
9. Abwonderdive House ReefKubu, Bali, IndonesiaBoat · ReefEstimated: Beginner-friendly16 mBest Mar–Nov · estimated3 mm
10. Anchor WreckWongsorejo, Bali, IndonesiaBoat · WreckEstimated: Intermediate+20 mBest Apr–Nov · estimated3 mm
11. Arefi ReefSaonek, West Papua, IndonesiaBoat · ReefEstimated: Intermediate+21 mGood year-round · estimated3 mm
12. Arno’s Underwater ReefSaonek, West Papua, IndonesiaBoat · ReefEstimated: Intermediate+22 mGood year-round · estimated3 mm
13. AX Factor Dive House ReefNeiafu, Vavaʻu, TongaBoat · ReefEstimated: Beginner-friendly13 mBest Mar–Dec · estimated3 mm
14. Bats ReefVaileka, Western, FijiBoat · ReefEstimated: Beginner-friendly18 mBest Apr–Dec · estimated3 mm
15. Black Jack ReefWhitianga, Waikato, New ZealandBoat · ReefEstimated: Beginner-friendly13 mBest Dec–Apr · estimated5 mm
16. Blue Devil CaveShellharbour, New South Wales, AustraliaBoat · CaveEstimated: Intermediate+20 mBest Dec–Apr · estimated3 mm
17. Boarfish ReefPoint Lonsdale, Victoria, AustraliaBoat · ReefEstimated: Beginner-friendly18 mBest Dec–Apr · estimated5 mm
18. Cannibal’s CaveVaileka, Western, FijiBoat · CaveEstimated: Intermediate+20 mBest Apr–Dec · estimated3 mm
19. Cathedral CavePaihia, Northland, New ZealandBoat · CaveEstimated: Intermediate+22 mBest Dec–Apr · estimated5 mm
20. Caves of BabylonLautoka, Western, FijiBoat · CaveEstimated: Intermediate+19 mBest Feb–Dec · estimated3 mm
21. Ceningan wall, Nusa Lembongan, Bali, IndonesiaSampalan, Bali, IndonesiaBoat · WallEstimated: Intermediate+23 mBest Apr–Nov · estimated3 mm
22. Coral Nursery, CarriacouHillsborough, Carriacou and Petite Martinique, GrenadaBoat · ReefEstimated: Beginner-friendly12 mBest Oct–Jul · estimated3 mm
23. Coral Stairs BaliKubu, Bali, IndonesiaBoat · ReefEstimated: Intermediate+21 mBest Apr–Nov · estimated3 mm
24. Little WallBenteng, South Sulawesi, IndonesiaBoat · WallEstimated: Intermediate+22 mBest Mar–Nov · estimated3 mm

Sources: Species occurrences: OBIS (CC BY 4.0), GBIF.org