Barnacle-eating Onchidoris

1. Tabarka (block ship)Stromness, Scapa Flow, United KingdomBoat · WreckAdvanced+15 mBest May–Sep7 mm / dry
2. Edmonds Underwater ParkEdmonds, Puget Sound, United StatesReefBeginner-friendly14 mBest May–Sep · estimated7 mm / dry
3. Henderson PointBrentwood Bay, British Columbia, CanadaShore · WallAdvanced+30 mBest May–Sep · estimated7 mm / dry
4. Dyer RocksArdmore, British Columbia, CanadaShore · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
5. McKenzie BrightBrentwood Bay, British Columbia, CanadaBoat · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
6. Senanus IslandBrentwood Bay, British Columbia, CanadaBoat · ReefIntermediate+27 mBest May–Sep · estimated7 mm / dry
7. Tozier RockArdmore, British Columbia, CanadaBoat · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
8. White Lady (Repulse Rock)Brentwood Bay, British Columbia, CanadaBoat · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
9. Willis PointBrentwood Bay, British Columbia, CanadaShore · WallAdvanced+30 mBest May–Sep · estimated7 mm / dry
10. KongsfjordenSvalbard, Svalbard and Jan MayenBoat · ReefAdvanced+25 mBest Jun–Sep · estimated7 mm / dry
11. Ny-Ålesund HarborSvalbard, Svalbard and Jan MayenBoat · ReefAdvanced+18 mBest Jun–Sep · estimated7 mm / dry
12. Anna JacobapolderBruinisse, Zeeland, The NetherlandsShoreEstimated: Intermediate+30 mBest Jun–Oct · estimated5 mm
13. ZuidwegBruinisse, Zeeland, The NetherlandsShoreEstimated: Beginner-friendly15 mBest Jun–Oct · estimated5 mm
14. ZoetersboutBruinisse, Zeeland, The NetherlandsShoreEstimated: Advanced+40 mBest Jun–Oct · estimated5 mm
15. GoudzwaardegBruinisse, Zeeland, The NetherlandsShoreEstimated: Beginner-friendly15 mBest Jun–Oct · estimated5 mm
16. Sint AnnalandSint Philipsland, Zeeland, The NetherlandsShore · DriftBest Jun–Oct · estimated5 mm
17. Scharendijke huisrifScharendijke, Zeeland, The NetherlandsShore · Reef · WallBest Jun–Oct · estimated5 mm
18. Flauwers WestZierikzee, Zeeland, The NetherlandsEstimated: Advanced+35 mBest Jun–Oct · estimated5 mm
19. Flauwers HeerenkeetZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
20. BrouwersdamScharendijke, Zeeland, The NetherlandsBest Jun–Oct · estimated5 mm
21. 't koepeltjeScharendijke, Zeeland, The NetherlandsBest Jun–Oct · estimated5 mm

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