The Big Scare is a challenging reef and drift dive located in the Bat Islands, Costa Rica. This site is strictly for advanced divers due to strong currents and depths ranging from 20 to 30 metres. Divers must access the site by boat, as it is situated approximately 48 kilometres from shore. Visibility is highly variable, ranging from 3 to 30 metres, and intense thermoclines are common. Water temperatures fluctuate between 23C and 26C. Hazards include deep water, nitrogen narcosis, strong currents, and the presence of sharks. Species recorded around this area include King Angelfish, various moray eels, hawkfish, groupers, and wrasses.

Bat Islands in the Papagayo Gulf offers a challenging marine environment featuring both natural and artificial reefs. Divers can explore depths ranging from the surface down to 30 metres. Access to this site is strictly by boat due to the offshore location and prevailing conditions. The site is suited for intermediate divers, as it is subject to moderate currents and deep water. Visibility typically fluctuates between 10 and 30 metres, while water temperatures range from 23C to 26C throughout the year. The habitat supports a variety of marine life and invertebrates typical of the region. Divers should be aware of potential hazards including deep water, strong currents, and the presence of sharks.

Bajo Negro is a challenging pinnacle and reef site located in the Bat Islands. Reaching depths between 5 and 22 metres, the site is suited for advanced divers due to consistent strong currents and surge. Visibility varies between 10 and 25 metres, though it can shift rapidly. The topography features a pinnacle structure that requires careful buoyancy control. Boat access is required, and divers should be prepared for variable conditions in the Papagayo Gulf. Due to the potential for strong currents and shifting water movement, surface marker buoys are essential for safe ascents and boat pick-up.

Playa Bassey in the Bat Islands offers a combination of reef and artificial reef structures suitable for beginner snorkellers. The site features shallow depths ranging from 1 to 5 metres, with an average of 3 metres. Access is via a shore entry. Conditions are generally mild, though visitors should be aware of potential rip currents, sea urchins, and sharp coral in the area. Visibility typically fluctuates between 5 and 15 metres. Parking is available at the site for convenience. The location provides a straightforward environment for those looking to explore rocky beds and reef formations within the Papagayo Gulf.

Monkey Head Rock is a volcanic formation in the Papagayo Gulf that resembles a primate head. This boat-access site features a reef, drop-offs, and a pinnacle reaching depths of 30 metres. Conditions vary, with visibility ranging from 10 to 30 metres and mild currents, though divers should be aware of potential surge and deep water. The site is suitable for intermediate divers and offers excellent snorkelling around the base of the rock. Species recorded around this area include pufferfish. Water temperatures typically range between 24C and 26C throughout the year.

La Flor and La Paloma feature a reef and pinnacle structure located 1609 metres offshore on the Pacific coast of Nicaragua. This site offers depths between 8 and 15 metres, making it suitable for beginner divers. Visibility typically ranges from 10 to 30 metres, and the water temperature remains between 24 and 28 degrees Celsius. Access to this site is by boat only, requiring arrangements with a local operator. As infrastructure varies along this stretch of the coast, it is recommended to confirm facilities locally before travelling. The site is diveable year-round, allowing for flexible scheduling.

Playa Nacascolito is a reef site located 500 metres from the shore in the Papagayo Gulf. With an average depth of 5 metres and a maximum of 10 metres, this site is well-suited for beginners and offers a snorkel rating of 4 out of 5. Divers and snorkellers can expect mild currents and visibility ranging from 10 to 20 metres. Water temperatures remain warm throughout the year, between 27 and 29 degrees Celsius. Entry is possible via both boat and shore. Facilities available at the site include parking, toilets, showers, and a rinse station. Be aware that jellyfish may be present in the water.

Virador is a volcanic islet located near Monkey Head in the Papagayo Gulf. The site features a diverse topography including a reef, a pinnacle, and a cave system. Divers can explore a shallow cave located at 10 metres, with depths across the site ranging from 8 to 21 metres and an average of 18 metres. Access is by boat only. Conditions vary, with visibility typically between 10 and 25 metres and moderate currents. Water temperatures fluctuate significantly due to potential thermoclines, ranging from 18 to 28 degrees Celsius. Hazards at this site include jellyfish, sharks, and stonefish. The site is suitable for intermediate divers and offers a 4/5 rating for snorkelling.