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Entrance
Free
No permit needed
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⭐ Highlights
→Boca Chita Key — historic lighthouse and picnic island
→Elliott Key — largest island, overnight camping by boat
→Maritime Heritage Trail — six shipwreck dive sites
→Manatees and sea turtles year-round
⚠ Before you go
!No roads to islands — boat access only from Convoy Point
!Hurricane season June–November
!Coral is fragile and protected — do not touch
When to visit
Biscayne by Season
Winter (Nov–Apr)
Best diving visibility. Calm seas.
Spring (Mar–May)
Good snorkeling.
Summer (May–Oct)
Hot. Hurricane season.
Fall (Oct–Nov)
Hurricane risk until November.