Grey Sea Slug

1. TrollaTrondheim, Sør-Trøndelag, NorwayIntermediate+Best Jun–Sep · estimated7 mm / dry
2. ØsterstrandsFredericia, Southern Denmark, DenmarkShoreEstimated: Beginner-friendly6 mBest May–Sep · estimated
3. Bergse DiepsluisTholen, Zeeland, The NetherlandsEstimated: Intermediate+19 mBest Jun–Oct · estimated5 mm
4. ZeelandbrugZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+30 mBest Jun–Oct · estimated5 mm
5. Nieuwe KerkwegScharendijke, Zeeland, The NetherlandsEstimated: Beginner-friendly12 mBest Jun–Oct · estimated5 mm
6. Flauwers WestZierikzee, Zeeland, The NetherlandsEstimated: Advanced+35 mBest Jun–Oct · estimated5 mm
7. Flauwers HeerenkeetZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
8. NoordboutMalta, Zeeland, The NetherlandsEstimated: Intermediate+30 mBest Jun–Oct · estimated5 mm
9. LokkersnolZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+30 mBest Jun–Oct · estimated5 mm
10. KisternolZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
11. LevensstrijdZierikzee, Zeeland, The NetherlandsEstimated: Beginner-friendly10 mBest Jun–Oct · estimated5 mm
12. KulkenolZierikzee, Zeeland, The NetherlandsEstimated: Advanced+35 mBest Jun–Oct · estimated5 mm
13. De ValZierikzee, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
14. ZuidboutMalta, Zeeland, The NetherlandsEstimated: Advanced+40 mBest Jun–Oct · estimated5 mm
15. Zonneschijn ZuiveringsinstallatieOosterland, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
16. Plompe TorenHaamstede, Zeeland, The NetherlandsEstimated: Intermediate+25 mBest Jun–Oct · estimated5 mm
17. SchelphoekHaamstede, Zeeland, The NetherlandsEstimated: Advanced+50 mBest Jun–Oct · estimated5 mm
18. LittlebeltMiddelfart, Southern Denmark, DenmarkShore · Drift · WallBest May–Sep · estimated
19. Mill Cove Wharf Beach SideChester, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry
20. Mill Cove BeachChester, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry
21. Birchy Head Dive SiteChester, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry
22. The LodgeChester, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry
23. Bachman's BeachLunenburg, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry
24. Fralick CoveLiverpool, Nova Scotia, CanadaShoreBest Jul–Aug · estimated7 mm / dry

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