Quick answer: Posidonia oceanica is the protected Mediterranean seagrass behind the clear water of Ibiza and Formentera. Boats may not anchor on its meadows.
What to know
- The posidonia meadows between Ibiza and Formentera are part of the UNESCO World Heritage site Ibiza, Biodiversity and Culture.
- Balearic rules ban anchoring on posidonia, so skippers drop anchor on sand or use mooring buoys.
Read the full guideFormentera Day Trip by Boat 2027 Guide
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Related terms
- Pityusic Islands (Pitiusas)The Pityusic Islands, Pitiusas in Spanish, are Ibiza, Formentera and their islets such as Es Vedra, the western group of the Balearic Islands.
- FormenteraFormentera is the smallest inhabited Pityusic island, south of Ibiza, reached by ferry or day trip boat from Ibiza Town in under an hour.
- Private charter with skipperA private charter with skipper in Ibiza is a boat rented for your group only, driven by a professional captain, so nobody needs a boat licence.