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reef · Florida Keys

Sand Key

beginner 2–20 m · 5–65 ftcoral reefspur and groovesand channelsfire coral
NOAA FKNMS · CC BY 2.0

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A classic Lower Keys spur-and-groove reef beneath the 1853 Sand Key iron lighthouse, about 7 miles southwest of Key West. Shallow fingers suit snorkelers, while the outer slope drops to 65 ft.

Spurs 5-20 ft suit snorkelers and new divers; seaward slope reaches ~65 ft (90 ft in places) for more experienced divers. Exposed reef-line site: check wind and current.

Protected area
Sand Key Sanctuary Preservation Area (286 acres); catch-and-release trolling only
Lighthouse
Iron lighthouse completed 1853; earlier brick lighthouse destroyed in an 1846 hurricane
Visibility ft
15-110 (variable, per NOAA)
Mooring depths ft
15-28

Commonly seen

blue tang stoplight parrotfish yellowtail snapper French grunt great barracuda nurse shark hawksbill sea turtle sergeant major queen angelfish
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Sanctuary data: NOAA Florida Keys National Marine Sanctuary. Artificial reef data: Florida Fish and Wildlife Conservation Commission. Map data © OpenStreetMap contributors (ODbL).

Sources: openstreetmap.org · position: Centroid of 27 NOAA mooring buoys S 1-S 27 (Sand Key SPA polygon centroid: (24.45511, -81.87712))