Harbor Porpoise

1. Edmonds Underwater ParkEdmonds, Puget Sound, United StatesReefBeginner-friendly14 mBest May–Sep · estimated7 mm / dry
2. PlaugenTrondheim, Sør-Trøndelag, NorwayBoat · WreckIntermediate+45 mBest Jun–Sep · estimated7 mm / dry
3. MS HamburgSvolvær, Norway Lofoten Islands, NorwayWreckIntermediate+25 mBest Jun–Sep · estimated7 mm / dry
4. Boulder ReefAnacortes, British Columbia, United StatesBoat · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
5. Gangway RocksNewburyport, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
6. Half Tide RocksNewburyport, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
7. Lunts RockSalisbury, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
8. Mikes LedgeCohasset, New England, United StatesBoat · ReefIntermediate+18 mBest Jun–Sep · estimated5 mm
9. Minots LedgeCohasset, New England, United StatesBoat · ReefIntermediate+18 mBest Jun–Sep · estimated5 mm
10. Ruins of Old BreakwaterNewburyport, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
11. Sow and PigsNewburyport, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
12. Lone RockMahone Bay, Nova Scotia, CanadaBoat · ReefIntermediate+18 mBest Jul–Aug · estimated7 mm / dry
13. SS Richmond ShipwreckBuxton, North Carolina, United StatesShore · WreckIntermediate+5 mBest May–Aug · estimated3 mm
14. Kinghorn RocksCampbell River, British Columbia, CanadaBoat · ReefIntermediate+18 mBest May–Sep · estimated7 mm / dry
15. B-17 de l'île d'AixBoyard-Ville, La Rochelle & Île d'Oléron, FranceBoat · WreckIntermediate+18 mBest Jun–Sep · estimated5 mm
16. Épave du Saint-YvesLa Couarde-sur-Mer, La Rochelle & Île d'Oléron, FranceBoat · WreckAdvanced+35 mBest Jun–Sep · estimated5 mm
17. Tobias LedgeCohasset, New England, United StatesBoat · ReefIntermediate+18 mBest Jun–Sep · estimated5 mm
18. Black RocksSalisbury, New England, United StatesBoat · ReefIntermediate+10 mBest Jun–Sep · estimated5 mm
19. Davis LedgeCohasset, New England, United StatesBoat · ReefIntermediate+18 mBest Jun–Sep · estimated5 mm
20. Enos LedgeCohasset, New England, United StatesBoat · ReefIntermediate+18 mBest Jun–Sep · estimated5 mm
21. TexacobryggenTrondheim, Sør-Trøndelag, NorwayShoreBeginner-friendly15 mBest Jun–Sep · estimated7 mm / dry
22. ND31 (Oder)Trondheim, Sør-Trøndelag, NorwayBoatBeginner-friendly60 mBest Jun–Sep · estimated7 mm / dry
23. Margarets ReefPort Hood, Nova Scotia, CanadaBoat · ReefAdvanced+32 mBest Jun–Aug · estimated5 mm
24. Strytan Hydrothermal ChimneyAkureyri, Silfra Fissure, IcelandBoat · PinnacleAdvanced+40 mBest Jun–Sep · estimated7 mm / dry

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