Looe Key National Marine Sanctuary

The Adolphus Busch wreck was cleaned and purposefully sunk as an artificial reef in 1998 off the coast of the Lower Keys of Florida. Originally named the M/V London, the 210-foot coastal freighter sits at approximately 120ft (40m) with the deck at about 100ft (33m). Current and visibility can vary.

Sombrero Reef is a designated SPA area and is one of the more popular scuba diving and Florida Keys snorkeling destinations in Marathon. The area’s name is derived from the 142’ lighthouse which is located in the northern section of the SPA region.

Haystacks lies on the reef area known as the Western Sambo reef and is an excellent, shallow boat dive. Perfect for snorkelers and all levels of divers.

Stone wall, steep drop. Protected harbor but also prone to oily residue from the boats. Suitable for night dives. Shore entry possible. Not a notable dive spot although many locals appear to lobster here.

Training lagoon for College of the Florida Keys. Permission and fees required for use. Restricted to use by the college or local dive shops after screening.

Cayman Salvager is one of the three Key West dive sites that are part of the Florida Keys Wreck Trek program, Fishing and diving site a short distance from Key West.

This is one of the most famous dive sites in Key West. Sunk over 10 years ago this Ex-Military Missile Tracking Ship varies in depth from 70 feet to 100 plus feet and is for advanced and expert divers only.

The crevices within the reef at Rock Key are deeper and wider than what is usually found at other coral reefs. These wider openings create the perfect hiding habitat for grouper, moray eel, and other Florida fish.

The Eastern Dry Rocks reef is a popular spot for diving and/or snorkeling. It is also quite close to multiple other reefs including Sand Key and Rock Key, so it is common for divers and snorkelers to see multiple reefs on one outing.

Sand Key is a Sanctuary Preservation area that was originally its own island. Due to erosion and hurricanes, it’s been reduced to a very small patch of sand surrounded by a coral reef. The sand is an especially nice feature you don’t usually have at other Florida coral reefs. Great dive and snorkel spot.