Marker 32

Marker 32
Location within Florida Show map of Florida Location within the Caribbean Show map of the Caribbean
Location
Location	Caribbean
Coordinates	24°28′30″N 081°44′40″W / 24.47500°N 81.74444°W / 24.47500; -81.74444
Country	United States
Geology
Type	reef

Marker 32 is a coral reef located within the Florida Keys National Marine Sanctuary. It lies to the south of Key West, and is between Western Sambo reef and 9-Foot Stake reef. Unlike many reefs in the Sanctuary, it is not within a Sanctuary Preservation Area (SPA).

The reef is close to navigational marker 32.

Gallery

NOAA map of the reef
A large colony of pillar coral (Dendrogyra cylindrus) at Marker 32 reef, June 2010
A small colony of pillar coral at Marker 32 reef, June 2010
Large barracuda at Marker 32 reef, June 2010
Endangered Nassau grouper (Epinephelus striatus) at Marker 32 reef, June 2010

v t e Corals and coral reefs
Hexacorallia	Black Brain Elegance Hermatypic Chalice Pillar Table Elkhorn Staghorn †Rugose †Tabulate
Octocorallia	Blue Organ pipe Sea fans Sea pens
Coral reefs	Atoll Cay Coral Deep-water coral mesophotic coral reef Fringing Microatoll Coral reef fish Census of Coral Reefs The Structure and Distribution of Coral Reefs Catlin Seaview Survey Spur and groove formation
Coral regions	List of reefs African coral reefs Amazon Reef Andros, Bahamas Apo Reef Baa Atoll Belize Barrier Reef Coral Sea Islands Coral Triangle East African coral coast Florida Keys National Marine Sanctuary Great Barrier Reef India Jamaica Kiribati Lakshadweep Maldives Mesoamerican Barrier Reef System New Caledonia barrier reef Ningaloo Reef Non-tropical regions Northwestern Hawaiian Islands Pulley Ridge Raja Ampat Islands Red Sea Solomon Archipelago Southeast Asian coral reefs Tuvalu Archipelago Virgin Islands Yabiji
Coral diseases	Coral bleaching Black band disease Skeletal eroding band Stony coral tissue loss disease White band disease White pox disease
Conservation	Environmental issues with coral reefs 2023–2025 bleaching event Coral reef organizations Coral reef protection Coral reef restoration Reef resilience
Symbiotic algae	Zooxanthellae Amphidinium Symbiodinium
Other	Artificial reef Aquaculture of coral Coral dermatitis Precious coral Coral rag Coral sand Coralline algae Deep-water coral Fire coral