– Shallows and reefs, the sea here does not fall so quickly into the depths and you need to be cautious and navigate consistently. It is better to use paper charts where the shallows are well marked and not rely on GPS.
– Wind and wind changes, especially on the west coast of Corsica.
– On the leeward side of the islands of the La Maddalena park, watch out for strong gusts even in light winds.