Porto Santo Stefano, Porto Ercole, Giannutri and Isola del Giglio make up an area full of opportunities but exposed to changes of wind, traffic and environmental constraints. Security arises from the intersection of different sources, not from a single application.
The information matrix
Before leaving you build a simple table with four columns: source, area, validity and required action. Enter orders of the Maritime Authority, Notices to the Naviganti, weather bulletin and communications of the protected area or the landing.
Example: a notice reports works in a water mirror; the action is not only “remember it”, but report the limit on the route and establish the safety distance. A prediction indicates wind reinforcement in the afternoon; the action can be anticipating return or changing destination.
Traffic and traffic
Between promontory and islands the route can intersect commercial and passenger traffic. Keep an effective viewer, use AIS and radar if available without turning them into replacements of observation, and retains margin to manoeuvre. In approach to the ports follow signs, radio instructions and applicable precedences.
Environment and anchorage
Giannutri and other protected areas require specific monitoring of location, access, mooring, anchoring and permitted activities. The fact that other boats are firm at one point does not prove that the stop is authorized.
Checklist: updated documents; route traced; alternative subvent; autonomy; VHF; informed crew; return limit hours.
CTA: Use the matrix “source-area-validity-action” in the next navigation plan.
Information content verified on 16 August 2026. Orders and alerts can change: always consult official sources before leaving with the boat.