Mexico

Dive Site: Punta Tosca

0–38 mAdvanced Reef
© EsriSource: Esri, Maxar, Earthstar, GIS Community · Labels © Esri, HERE, Garmin, FAO, NOAA, USGS

Which liveaboards dive Punta Tosca?

About Punta Tosca

Punta Tosca is a notable dive site located on Socorro Island, which is part of the remote Revillagigedo Archipelago, also known as the Socorro Islands, off the Pacific coast of Baja California, Mexico. This UNESCO World Heritage Site is celebrated for its abundant pelagic life, drawing divers to its unique underwater landscapes. The site features distinctive hardened lava formations that extend from the island's shore into the ocean. These lava fingers create a semi-protected cove, offering a diverse topography. Divers can explore between these outcroppings or along the perimeter of the inlet, observing more coral and colorful reef inhabitants compared to other sites in the archipelago. While depths can extend significantly, divers should remain mindful of their depth, especially when encountering captivating marine life. Punta Tosca is renowned for interactions with playful bottlenose dolphins and giant oceanic manta rays. Divers frequently encounter whitetip reef sharks, and lobster are also common. The site also supports a variety of smaller, colorful reef fish like Panamic green moray eels, Guinea fowl pufferfish, and Moorish idols, adding a macro element to the dive. Although primarily a reef dive, pelagic sightings are frequent here. Diving Punta Tosca typically occurs via liveaboard, which is the only way to access the Revillagigedo Archipelago. Currents can be present and may be strong, requiring divers to sometimes hold onto rocks while waiting for marine life to appear. Divers are encouraged to monitor their depth, particularly during exciting encounters, as the site offers opportunities for deeper exploration.

Highlights

Playful bottlenose dolphinsGiant oceanic manta raysHardened lava formationsWhitetip reef sharksPanamic green moray eelsColorful reef fishLobster encounters

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: Punta Tosca

Depth
0–38 m
Current
Moderate
Entry
Liveaboard only
Level
Advanced
Dive type
Reef, Reef
Region / port
Mexico
Coordinates
18.7291° N, 110.9168° W

Conditions & Currents

Currents at Punta Tosca can range from medium to strong, often requiring divers to seek shelter or use reef hooks to maintain position, especially when observing pelagic animals. A negative entry may be beneficial depending on conditions. The site's unique lava topography provides some natural protection, allowing for varied dive profiles along or between the rock formations. Visibility is generally very good, typically ranging from 10 to 50 meters, though thermoclines are possible in the region due to converging currents. Divers must be attentive to depth, as the excitement of interacting with large marine life can be distracting, leading to deeper excursions. Due to the potential for strong currents and deeper profiles, this site is best suited for advanced divers with experience in open ocean conditions.

Why dive Punta Tosca from a liveaboard?

Punta Tosca 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 Punta Tosca on their Mexico itineraries.

Liveaboards diving Punta Tosca

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

Nautilus Explorer liveaboard at Punta Tosca

Nautilus Explorer

Mexico

25 guests45 m
Valentina liveaboard at Punta Tosca

Valentina

Mexico

20 guests38 m
Rocio del Mar liveaboard at Punta Tosca

Rocio del Mar

Mexico

20 guests34 m
Nautilus Under Sea liveaboard at Punta Tosca

Nautilus Under Sea

Mexico

19 guests32 m
Nautilus Belle Amie liveaboard at Punta Tosca

Nautilus Belle Amie

Mexico

32 guests45 m
Quino del Mar liveaboard at Punta Tosca

Quino del Mar

Mexico

20 guests36 m
Nautilus Gallant Lady liveaboard at Punta Tosca

Nautilus Gallant Lady

Mexico

12 guests35 m

Dive sites similar to Punta Tosca

Same character, same waters, six more sites divers love for the exact same reasons.Compare seasons, access and liveaboard routes, then pick the site that fits your trip best.
© EsriMaxar, Earthstar, GIS

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Suitable for
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Depth
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Arco Iris

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Suitable for
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Current
Moderate
Access
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Depth
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Theme
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Suitable for
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Current
Mild
Access
Dayboat
Depth
17–27 m
Theme
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© EsriMaxar, Earthstar, GIS

Bahía de los Ángeles, nestled in the northern Sea of Cortez, is a remarkable dive destination primarily known for its seasonal aggregations of whale sharks.

Suitable for
Intermediate
Current
Moderate
Access
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Depth
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Theme
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Bajo Alcyone

Costa Rica

Bajo Alcyone, a submerged seamount near Cocos Island, stands as a world-renowned dive site.

Suitable for
Advanced
Current
Strong
Access
Liveaboard only
Depth
25–40 m
Theme
Drift / Seamount
© EsriMaxar, Earthstar, GIS

El Bajo, often referred to as Bajo de la Ballena, is a prominent seamount situated approximately eight miles northeast of La Paz, Mexico.

Suitable for
Advanced
Current
Strong
Access
Liveaboard or dayboat
Depth
18–35 m
Theme
Pinnacle

7 liveaboards run the Punta Tosca route.

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