Purple Sea Urchin

1. Islas FullolasCadaqués, Catalonia, SpainReefBest May–Oct5 mm
2. Cala SardinaCadaqués, Catalonia, SpainChannelBest May–Oct5 mm
3. Bajo del MoliCadaqués, Catalonia, SpainPinnacle · Reef · WallBest May–Oct5 mm
4. EscafandraQrendi, Malta and Gozo, Malta35 mAdvanced+Best Jun–Oct3 mm
5. Punta SardegnaPalau, Sardinia, ItalyWallBest May–Oct3 mm
6. La CalaSantander, Cantabria, Spain10 mBeginner-friendlyBest Jun–Sep5 mm
7. La MandriaGolfo Aranci, Sardinia, ItalyReefBest May–Oct3 mm
8. The Doors — PortesPáros, Aegean Islands, GreeceReef · WallBest May–Oct3 mm
9. Saint ProsperRoses, Catalonia, SpainWreckBest May–Oct5 mm
10. Punta del ferrol'Escala, Catalonia, SpainCave · Cavern · ReefBest May–Oct5 mm
11. Cova de la Sall'Escala, Catalonia, SpainCaveBest May–Oct5 mm
12. Cap grosLlançà, Catalonia, SpainCave · ReefBest May–Oct5 mm
13. CantarijanLa Herradura, Andalusia, Spain15 mBeginner-friendlyBest Jun–Oct3 mm
14. Terme del lacusBacoli, Campania, Italy5 mBeginner-friendlyBest Jun–Sep3 mm
15. Tana di GavinoTrinità d'Agultu, Sardinia, ItalyCaveBest May–Oct3 mm
16. Trencabraçosl'Escala, Catalonia, SpainCave · CavernBest May–Oct5 mm
17. Secca delle AncoreSan Teodoro, Sardinia, ItalyDrift · PinnacleBest May–Oct3 mm
18. Museo AtlanticoPlaya Blanca, Canary Islands, Spain15 mBeginner-friendlyBest Aug–Nov5 mm
19. La CatedralSantander, Cantabria, Spain15 mBeginner-friendlyBest Jun–Sep5 mm
20. Barracuda reefMandráki, Aegean Islands, GreeceReef · WallBest May–Oct3 mm
21. Punta CoticcioLa Maddalena, Sardinia, ItalyWallBest May–Oct3 mm
22. Llosa Santa Eulalia – FaroSanta Eulària des Riu, Balearic Islands, SpainReef · WallBest May–Oct3 mm
23. Secca di WashigntonLa Maddalena, Sardinia, ItalyChannel · Pinnacle · ReefBest May–Oct3 mm
24. Arco de FormenteraSant Francesc de Formentera, Balearic Islands, SpainBest May–Oct3 mm

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