Mexico

Dive Site: Manchones 2

9–10 mBeginner Reef
© EsriSource: Esri, Maxar, Earthstar, GIS Community · Labels © Esri, HERE, Garmin, FAO, NOAA, USGS

Which liveaboards dive Manchones 2?

About Manchones 2

Manchones 2 is a shallow reef located just off the coast of Isla Mujeres, situated on the Cancún side of Manchones 1 within the protected Manchones National Park. Its name, derived from the word 'mancha' meaning 'stain', reflects its appearance from above. This site is renowned for its calm conditions and excellent visibility, making it a popular spot for divers and snorkelers of all experience levels. The topography of Manchones 2 features an elongated reef section resting on Caribbean white sand at a depth of 9-10 meters (30-33 feet). Divers can navigate this vibrant coral garden in a zigzag pattern to explore numerous outcroppings and even some swim-throughs. A notable starting point is a large reef outcrop with coral plantations, and further south lies "The Cosmic Rock," another significant reef formation teeming with marine life. The marine environment at Manchones 2 is rich and diverse. Encounters with pelagic species like turtles, rays, and nurse sharks are common. The reef is home to massive schools of yellowtail snapper, blue tangs, sergeant majors, parrotfish, trunkfish, cowfish, eels, butterflyfish, and angelfish. The consistent presence of these creatures, along with comfortable water temperatures, ensures excellent opportunities for marine observation and underwater photography throughout the year. Diving here typically involves easy boat entries into conditions with minimal current and strong sunlight penetration. Dive times within the National Park are limited to 45 minutes, irrespective of air supply, to manage diver traffic and protect the reef. This site is ideal for specialty training, continuing education, and initial ocean dives, providing a relaxed pace to practice buoyancy and enjoy the tranquil underwater scenery.

Highlights

Vibrant coral gardensCalm, shallow waters"The Cosmic Rock" reef outcropFrequent turtle sightingsSchools of yellowtail snapperNurse shark encountersSwim-throughs and outcroppingsExcellent visibility

Season calendar

Best months to dive here
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Excellent
Good

Nov – Apr (Peak)

Socorro season open (Nov–May) for giant mantas and hammerheads. Cozumel bull sharks Dec–Mar. Cenotes excellent year-round. Best overall conditions.

May – Oct (Transition & Sea of Cortez)

Socorro closing, Cozumel still good. Whale sharks arrive at Isla Mujeres Jun–Sep. From August, the Sea of Cortez comes alive: Midriff Islands offer massive sea lion colonies and schooling mobulas. September and October bring world-class diving around La Paz and Cabo Pulmo with whale sharks, hammerheads, and bull sharks on the Explore Baja route.

Dive site facts: Manchones 2

Depth
9–10 m
Current
No current
Entry
Liveaboard or dayboat
Level
Beginner
Dive type
Reef, Reef
Region / port
Mexico
Coordinates
21.1645° N, 86.7475° W

Conditions & Currents

Manchones 2 typically experiences mild to negligible currents, creating an exceptionally calm environment for both divers and snorkelers. Its protected location ensures conditions are generally tranquil with excellent visibility, often ranging from 15 to 30 meters. Divers can anticipate easy boat entries and exits, with no significant concern for strong surge or challenging blue water descents. The gentle water flow allows for comfortable drifts over the coral gardens, making it suitable for all experience levels, including those undergoing training or completing their first ocean dives. Thermoclines are generally absent at these shallow depths, ensuring a consistently warm water column. This predictability supports extended bottom times and simplified gas planning, though dive times within the national park are limited to 45 minutes regardless of air supply.

Why dive Manchones 2 from a liveaboard?

Manchones 2 is one of Mexico's signature dive sites. A liveaboard sleeps you on the water and puts you in the water for three to four guided dives per day, including dawn and night dives that day-boat operators rarely offer. You skip the daily commute back to port and reach quieter, less-crowded sites in the same region on a single trip.

Below are the liveaboards that include Manchones 2 on their Mexico itineraries.

Liveaboards diving Manchones 2

These liveaboards may visit Manchones 2 on selected itineraries, the exact dive sites depend on departure, weather and conditions.

Nautilus Explorer liveaboard at Manchones 2

Nautilus Explorer

Mexico

25 guests45 m
Valentina liveaboard at Manchones 2

Valentina

Mexico

20 guests38 m
Rocio del Mar liveaboard at Manchones 2

Rocio del Mar

Mexico

20 guests34 m
Nautilus Under Sea liveaboard at Manchones 2

Nautilus Under Sea

Mexico

19 guests32 m
Nautilus Belle Amie liveaboard at Manchones 2

Nautilus Belle Amie

Mexico

32 guests45 m
Quino del Mar liveaboard at Manchones 2

Quino del Mar

Mexico

20 guests36 m
Nautilus Gallant Lady liveaboard at Manchones 2

Nautilus Gallant Lady

Mexico

12 guests35 m

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© EsriMaxar, Earthstar, GIS

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While specific details for a dive site named "3 Riff" are not present in the provided sources, general diving conditions and characteristics for the Dominican Republic…

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Current
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Access
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Depth
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Theme
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3 Rocks

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Suitable for
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Current
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Access
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Depth
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Theme
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4 Amigos

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4 Amigos is a notable dive site located in the Bay Islands of Honduras, an area renowned for its extensive Mesoamerican Barrier Reef System, which is the world's second-longest.

Suitable for
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Current
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Access
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Depth
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Theme
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The dive site known as "6 Toed Cat" is not a recognized dive location in Mexico; rather, it refers to the polydactyl felines, many with six toes, that inhabit the Ernest Hemingway Home and Museum in Key West, Florida.

Suitable for
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Current
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Access
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Depth
—
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Aaron's Backyard is a noted dive site within the Roatan Marine Park in Honduras, part of the extensive Mesoamerican Barrier Reef System.

Suitable for
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Current
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Access
Liveaboard or dayboat
Depth
9–40 m
Theme
Reef

7 liveaboards run the Manchones 2 route.

Three to four guided dives a day on Manchones 2 and the other signature sites in Mexico, sleeping right above the reef.