Captain Grumpy is a boat-access reef located 3200 metres from shore at Hen and Chickens Reef. The site features a consistent depth of 25 metres and is suitable for beginners, though it requires boat transport. Divers experience mild currents and visibility ranging from 5 to 10 metres. The reef structure is composed of sharp coral, necessitating protective gloves and footwear. Night diving is permitted, offering opportunities to observe nocturnal activity. Due to the presence of sharks in the area, divers should maintain constant awareness of their surroundings. Typical dives last 60 minutes, and the site remains open throughout the year.

Maze is a reef and artificial reef site located at Hen and Chickens Reef near Islamorada. This site is suitable for beginners, offering an average depth of 6 metres with a range of 4 to 9 metres. Access is by boat only, as the site is situated 3,200 metres from the shore. Divers can expect mild currents and visibility ranging from 15 to 25 metres. Water temperatures fluctuate between 24C and 30C throughout the year. Hazards at this location include sharp coral and stonefish. Typical dives at this site last approximately 50 minutes.

Victory Reef is a distinctive site featuring spur and groove formations and a natural V-shaped topography. Located 8046 metres from shore, this reef and wall site offers depths ranging from 12 to 30 metres, with an average depth of 21 metres. Divers typically experience mild currents and visibility between 9 and 30 metres. The site is suitable for beginners and requires boat access. Species recorded around this area include green sea turtles, nurse sharks, great barracuda, and various angelfish. Divers should be aware of the presence of lionfish in the area. A typical dive at this location lasts approximately 50 minutes.

Fingers is a reef site located at Hen and Chickens Reef in the United States. This site features a consistent depth of 10 metres and is accessible by boat. Conditions are generally mild, with water temperatures ranging from 25C to 30C throughout the year. The site is suitable for beginners looking for a straightforward reef experience. Divers and snorkellers should remain aware of boat traffic in the area and the presence of lionfish. The site offers a reliable marine environment for both diving and snorkelling activities.

Late for Lunch is a reef site defined by spur and groove coral formations. Parallel ridges of coral separated by sandy channels create a clear layout for divers and snorkellers. Depths range from 2 to 15 metres with an average of 10 metres. Visibility typically spans 15 to 30 metres, allowing for easy navigation of the structure. Access is by boat only, located 8000 metres from shore. The site features mild currents, though divers should remain aware of boat traffic and use a surface marker buoy. Water temperatures range from 24C to 30C throughout the year.

Rocky Top is a patch reef located at Hen and Chickens Reef near Islamorada. The site features a mooring ball for boat access, with depths ranging from 5 to 8 metres and an average depth of 6 metres. The topography consists of a reef structure rising from a sandy bottom, making it suitable for both divers and snorkellers. Conditions are generally mild, though divers should remain aware of boat traffic and potential surge. Visibility typically ranges from 10 to 25 metres. Guided tours and boat charters are available for those wishing to visit this site.

Jeri's Joint is a reef site located at Hen and Chickens Reef, offering depths between 10 and 20 metres with an average of 15 metres. This site is accessible by boat and features mild currents, making it suitable for beginner divers. Visibility typically ranges from 10 to 25 metres. Divers should maintain controlled buoyancy to avoid contact with the substrate, as sharp coral and rocks are present throughout the area. The site is suitable for night diving, with typical dive durations of 60 minutes. Water temperatures fluctuate between 24C and 29C throughout the year.

Jumpin Mack is a reef site located at Hen and Chickens Reef, Islamorada, offering a manageable dive for beginners. The site features a reef structure at depths between 13 and 16 metres. Conditions are generally characterised by mild currents, though visibility can vary significantly. Access is exclusively by boat, and divers must remain vigilant due to heavy boat traffic in the area. It is essential to deploy a surface marker buoy and maintain awareness during all ascents and safety stops. The site is suitable for year-round diving, with water temperatures ranging from 24C to 30C depending on the month.