Purple Sea Urchin

1. Small ReefBodrum, Aegean, TurkeyReefBest May–Oct3 mm
2. Punta Secca (il giardino di Gorgonie)Isole Tremiti, Marche Abruzzo, ItalyPinnacle · WallBest Jun–Sep3 mm
3. Tonnara del SeccoSan Vito Lo Capo, Sicily, ItalyWallBest Jun–Sep3 mm
4. Il GrottoneIsole Tremiti, Marche Abruzzo, ItalyCave · ReefBest Jun–Sep3 mm
5. Cataratta ShoalSan Vito Lo Capo, Sicily, ItalyPinnacle · WallBest Jun–Sep3 mm
6. Scoglio a PennaMassa Lubrense, Campania, ItalyWallBest Jun–Sep3 mm
7. Agios PetrosPatitírion, Thessalia, GreeceReefBest Jun–Oct3 mm
8. Ponte di CalafuriaQuercianella, Tuscany Umbria, ItalyReef · WallBest Jun–Sep3 mm
9. Los MolinosLa Herradura, Andalusia, SpainDrift · WallBest Jun–Oct3 mm
10. THE POINT: 18-22mts.Tralee, IrelandReefBest Jun–Sep7 mm / dry
11. Two Tugs - Tug 10 & Tug St.MichaelMarsaskala, Malta and Gozo, MaltaReef · WreckBest Jun–Oct3 mm
12. Arrecife Barrera de Posidonia playa de AguadulceAguadulce, Andalusia, SpainReefBest Jun–Oct3 mm
13. Isola GallinaraAlbenga, Liguria, ItalyWallBest Jun–Sep3 mm
14. The Necklace 8-16 mtsTralee, IrelandReefBest Jun–Sep7 mm / dry
15. Fraggle RockLa Herradura, Andalusia, SpainDrift · ReefBest Jun–Oct3 mm
16. Pecio Afroditi-PPortonovo, Galicia, SpainWreckBest Jun–Sep5 mm
17. Adabanko ReefKuşadası, Aegean, TurkeyReefBest May–Oct3 mm
18. Pedra do SpinolaCascais, Lisboa, PortugalReefBest Jun–Oct5 mm
19. St. George CaveLimín Khersonísou, Crete, GreeceCaveBest May–Oct3 mm
20. Secca di Punta secca (Gli Archi)Isole Tremiti, Marche Abruzzo, ItalyCave · Pinnacle · WallBest Jun–Sep3 mm
21. Los PasadizosLa Herradura, Andalusia, SpainWallBest Jun–Oct3 mm
22. 10 - I Picchi di ElenaIsole Tremiti, Campania, ItalyWallBest Jun–Sep3 mm
23. Ninfeo - Parco Archeologico Sommerso di BaiaPozzuoli, Campania, ItalyReefBest Jun–Sep3 mm
24. Las ColoradasPlaya Blanca, Canary Islands, SpainReefBest Aug–Nov5 mm

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