They add that there have been incidents where jet skis have cut in dangerously close to beachgoers, as well as "multiple reports of women on the beach being harassed by boaters." "Increasingly, the beach's clothing-optional status is misunderstood or abused, with some treating it as a place where 'anything goes,'" they explain. "That undermines the respectful, low-key culture the beach depends on. It applies to all motorized watercraft, including motorboats, sailboats and jet skis. As Friends of Hanlan's says, "Hanlan's has lasted over a century because people have shown up — time and again — to defend it.