Rock-boring Urchin

1. Inchkeith WreckPort Blair, Andaman Islands, IndiaWreckEstimated: Beginner-friendly18 mBest Oct–May · estimated3 mm
2. White House RockPort Blair, Andaman Islands, IndiaReef · WallEstimated: Advanced+40 mBest Oct–May · estimated3 mm
3. Red HillWailea-Makena, Hawaii, United StatesPinnacleEstimated: Beginner-friendly9.1 mGood year-round · estimated3 mm
4. Outside Crystal CoveWaikoloa, Hawaii, United StatesReefEstimated: Intermediate+27.4 mGood year-round · estimated3 mm
5. Sea wall the CenterChatan, Okinawa, JapanReef · WallEstimated: Intermediate+22.9 mBest May · estimated3 mm
6. Plate Coral South West Solitary IslandSandy Beach, New South Wales, AustraliaReefEstimated: Beginner-friendly16 mBest Dec–May · estimated3 mm
7. Northern Gutters South West Solitary IslandSandy Beach, New South Wales, AustraliaReefEstimated: Beginner-friendly18 mBest Dec–May · estimated3 mm
8. Kalanggaman IslandPalompon, Malapascua, PhilippinesDrift · WallEstimated: Intermediate+30 mBest Jan–May · estimated3 mm
9. QuilianoLogon, Malapascua, PhilippinesReefEstimated: Intermediate+20 mBest Jan–May · estimated3 mm
10. Kimud ShoalTagbubungang Diot, Malapascua, PhilippinesChannel · PinnacleEstimated: Advanced+40 mBest Jan–May · estimated3 mm
11. Dona Marilyn WreckLogon, Malapascua, PhilippinesChannel · WreckEstimated: Advanced+32 mBest Jan–May · estimated3 mm
12. F4F CorsairLuganville, VanuatuWreckEstimated: Intermediate+30 mBest Apr–Dec · estimated3 mm
13. Turtle HeadNadi, Western, FijiReef · WallEstimated: Intermediate+20 mBest Feb–Dec · estimated3 mm
14. Nusa Dua ReefNusa Dua, Bali, IndonesiaReefEstimated: Beginner-friendly15 mBest Apr–Nov · estimated3 mm
15. Horseshoe ReefAla Moana - Kakaʻako, Hawaii, United StatesReefEstimated: Beginner-friendly12.2 mGood year-round · estimated3 mm
16. 出水口Hengchun, TaiwanReefEstimated: Beginner-friendly16 mBest Feb–May · estimated3 mm
17. BantigiLogon, Malapascua, PhilippinesReefEstimated: Beginner-friendly12 mBest Jan–May · estimated3 mm
18. Isla RetaKaputian, Mindanao, PhilippinesReefEstimated: Beginner-friendly18 mGood year-round · estimated3 mm
19. KidopongKaputian, Mindanao, PhilippinesReefEstimated: Intermediate+25 mGood year-round · estimated3 mm
20. De La PazKaputian, Mindanao, PhilippinesReefEstimated: Intermediate+30 mBest Dec–Oct · estimated3 mm
21. Pearl Farm WrecksSamal, Mindanao, PhilippinesWreckEstimated: Intermediate+25 mBest Dec–Oct · estimated3 mm
22. DapiaKaputian, Mindanao, PhilippinesReefEstimated: Beginner-friendly10 mGood year-round · estimated3 mm
23. Mansud WallKaputian, Mindanao, PhilippinesReef · WallEstimated: Advanced+40 mGood year-round · estimated3 mm
24. Anemone GardenMahébourg, MauritiusReefEstimated: Intermediate+30 mBest Apr–Dec · estimated3 mm

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