Chimo is a marine dive site featuring reefs, pinnacles, and a drop-off. The topography includes rock formations known as Las Iglesias, which rise from the seabed like pillars. Divers can explore depths ranging from 9 to 30 metres, with an average depth of 25 metres. Due to the strong currents and depth, this site is suitable for intermediate divers. Access is by boat only, as the site is located over 40 kilometres from the shore. Visibility varies significantly, ranging from 4 to 30 metres depending on conditions. Water temperatures fluctuate between 21C and 30C throughout the year.

Pizota is a reef site located near the village of Chimo, accessible only by boat. The area features a coastline with mild currents, though visitors should be aware of potential jellyfish and strong current hazards. Water temperatures fluctuate between 24C and 30C throughout the year. Species recorded around this area include wrasses, Sally Lightfoot crabs, jewel morays, king angelfish, threebanded butterflyfish, moorish idols, porcupinefish, groupers, guineafowl puffers, razor surgeonfish, pufferfish, sea stars, and various crabs. A cafe is available for visitors. This site is suitable for beginners and offers a peaceful environment for snorkelling.

Torrecillas is a reef and pinnacle site located off the coast of Chimo, Mexico. This site is suited exclusively for expert divers, as the topography reaches depths between 12 and 25 metres, with an average depth of 18 metres. Access is by boat only, and divers must manage nitrogen narcosis risks due to the depth profile. Visibility ranges from 10 to 30 metres, and currents are typically mild. The habitat supports a variety of reef fish and invertebrates common to the region. Divers should maintain strict buoyancy control and situational awareness while exploring the pinnacle structure to avoid descending beyond planned limits.

Playa Isabel is a reef site located south of the main Yelapa bay near Chimo. The site features a rocky perimeter that provides a more intimate environment with reduced boat traffic compared to the main beach. Snorkellers can explore depths ranging from 2 to 10 metres, with an average depth of 6 metres. Conditions vary, with visibility typically between 9 and 30 metres and mild currents. Access is available from both shore and boat. The site is suitable for beginners, though visitors should be aware of potential hazards including jellyfish and surf. Parking facilities are available nearby.

Majahuitas is a boat-access reef located off the Pacific Coast of Mexico. The site features a reef structure that spans depths from 8 to 40 metres, with an average depth of 20 metres. Conditions at the site vary, with visibility ranging from 5 to 37 metres and water temperatures between 21 and 29 degrees Celsius. A mild current typically persists, making the site suitable for beginner divers. Access is strictly by boat, and the site is located approximately 19 kilometres from the shore. A cafe is available on-site for visitors, though divers should plan their trip duration accordingly as the boat journey limits access to other facilities.

Las Caletas in Los Arcos National Park offers a diverse underwater environment featuring natural reefs, artificial reef structures, and caves. The site is accessible only by boat and is suitable for beginners, though the depth range of 20 to 30 metres requires careful attention to recreational limits. Visibility typically ranges from 10 to 20 metres with mild currents. Species recorded around this area include wrasses, groupers, various moray eels, and angelfish. Due to the depth, divers should manage nitrogen narcosis risks and remain vigilant regarding active boat traffic. Guided tours are available to assist with navigation and safety protocols during the typical 40-minute dive.

Majahuitas Cove is a secluded reef site located within Los Arcos National Park, accessible only by boat. The site features shallow reefs situated near cliffs, with depths ranging from 3 to 15 metres and an average depth of 8 metres. Conditions are generally suitable for beginners, with mild currents and visibility fluctuating between 4 and 24 metres. Water temperatures vary throughout the year, ranging from 23C to 30C. Divers and snorkellers should be aware of sharp coral present in the area. Facilities available at the location include a cafe, guided tours, and equipment rental services.

Quimixto Rocky Edge is a reef site located in Los Arcos National Park, accessible only by boat. The site features a varied underwater topography along the eastern rocky edge of the beach. Conditions at this location are variable, and snorkelers should be aware of potential hazards including sharp coral and surf. Water temperatures range from 24C to 30C throughout the year. The site is suitable for beginners and offers a snorkel rating of 3 out of 5. Facilities available in the area include a cafe and guided tours.