About Bahía de La Paz
Bahía de La Paz serves as the capital of Baja California Sur and the primary gateway to the Sea of Cortez, a region famously dubbed the "world's aquarium" by Jacques Cousteau due to its exceptional biodiversity. This area is renowned for attracting a wide array of large pelagic species, including whale sharks and significant schools of hammerhead sharks, alongside numerous other marine creatures. The diving landscape around La Paz is characterized by rugged coastlines, mountainous islands, and deep underwater pinnacles. Key dive sites often feature dramatic volcanic topography, with some seamounts like El Bajo peaking at 17 meters from the surface and dropping into deeper abyssal waters. Other sites, such as Los Islotes, consist of rocky islets that host abundant marine life. Many prime diving locations, including Isla Espiritu Santo and its surrounding islets, are protected within the Archipelago Espiritu Santo National Park, a UNESCO World Heritage Site, which safeguards 38 endemic species. The marine environment here supports a rich variety of species, with the most extensive range present from December to April. During these cooler months, plankton blooms attract pods of dolphins, orcas, breeding humpback whales, manta rays, and schools of hammerhead sharks. Californian brown sea lions are a year-round highlight, known for their playful and curious interactions with divers. Juvenile whale sharks are commonly sighted in October and November. The waters also teem with schools of fish like tuna, jacks, and wahoos, alongside macro life such as endemic signal blennies. Diving in La Paz often entails reaching sites via boat trips that can exceed an hour, especially for locations like Los Islotes. Many dives are considered suitable for advanced divers due to potential strong currents and waves, particularly at open ocean sites. Liveaboard trips are a popular option for maximizing time at more remote pinnacles and islands.
Highlights
Season calendar
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: Bahía de La Paz
- Depth
- 3–35 m
- Typical dive
- 10–25 m, 50–60 min
- Current
- Mild to strong
- Visibility
- 10–35 m
- Water temperature
- 20–30°C
- Entry
- Boat
- Level
- All levels
- Dive type
- Big animals, reef, wreck
- Night dive
- Possible
- Region / port
- La Paz, Baja California Sur, Mexico
- Coordinates
- 24.25, -110.32
Conditions & Currents
Currents vary significantly across sites within the Bahía de La Paz region. Deeper seamounts like El Bajo and La Reina can experience strong, wicked currents, making them suitable for advanced divers. These currents, however, contribute to clearer visibility and attract large pelagics and schooling fish. Shallower areas and sheltered bays, particularly those frequented by whale sharks, typically have mild or negligible currents, allowing for comfortable snorkeling and diving. Entry techniques are usually boat-based, often via tender, with consideration for current conditions at specific sites. Visibility typically ranges from 15 to 35 meters (50 to 115 feet) but can drop to 5-15 meters (15-50 feet) in plankton-rich waters during whale shark season. Water temperatures range from 20°C to 30°C (68°F to 86°F) seasonally, with thermoclines possible in cooler months. Divers should plan gas acc
Marine life & sighting chances

Whale shark
October-April · common
California sea lion
Year-round · common
Mobula ray
April-June, July-November · common
Hammerhead shark
September-October, Winter · occasional
Green sea turtle
Year-round · occasional
Moray eel
Year-round · common
Dolphin
Year-round · common
Humpback whale
January-March · occasional
Nudibranch
Year-round · common
Seahorse
Year-round · occasional
Jack
Year-round · common
Tuna
Year-round · occasionalDive profile & how the dive runs
Diving in Bahía de La Paz often involves different profiles depending on the site. For whale shark encounters, the experience typically begins with a short boat ride from Pichilingue or the Malecón to plankton-rich, shallow waters, usually 3 to 8 meters deep, allowing for snorkeling interactions. For scuba dives at sites like Los Islotes, entry is usually a negative or giant stride from a small boat, descending directly onto rocky reefs or slopes. The dive might progress along the reef, exploring crevices and overhangs, with depth varying from 10 to 25 meters. At El Bajo seamount, an advanced dive, descent is often to a depth of 18 meters, exploring the seamount's pinnacle which rises to 18 meters from the surface, then drifting along deeper sections, potentially reaching 30 meters or more. Safety stops are typically conducted at 5 meters for 3 minutes, often in the clear blue water before ascent.
Underwater photography
Bahía de La Paz is a prime location for wide-angle photography, especially during peak pelagic seasons. A fisheye lens is essential for capturing playful sea lions at Los Islotes, large schools of fish, and baitballs, as well as for unique perspectives of whale sharks during snorkeling encounters. Strong strobes are recommended to bring out color and detail, especially for backlit scenes or in deeper areas. For whale shark interactions, a fast shutter speed is beneficial, even for snorkel setups. During the cooler winter and early spring months, or at sites like El Bajito, switch to macro mode. A macro lens will reveal nudibranchs, jawfish, seahorses, and other small critters hiding in fissures and along rock ledges. Maintain excellent buoyancy control to avoid disturbing sand or marine life, particularly when approaching subjects for close-up shots.
Combine with nearby dive sites
- Los Islotes
Famous sea lion colony
- El Bajo
Seamount known for hammerheads
- La Reina
Rock with strong currents and pelagics
- Las Animas
Remote rocks with schooling fish
- El Bajito
Shallow site with abundant macro life
- Chairel Wreck
Shipwreck dive
Getting there & logistics
Access to Bahía de La Paz is convenient via Manuel Márquez de León International Airport (LAP), which receives domestic flights from major Mexican cities like Mexico City and Cabo San Lucas. International travelers often fly into Cabo San Lucas (SJD) and take a two-hour transfer north to La Paz. Most diving is resort-based, with day trips departing from La Paz marinas via panga or speedboat. Typical dive excursions involve morning departures for two to three dives, returning in the afternoon. Liveaboards also operate seasonally, often covering more remote sites. Marine park fees and conservation permits are generally handled by tour operators for sites like Los Islotes and Bahía de La Paz. Trips often combine whale shark snorkeling in the bay with scuba diving at offshore sites or sea lion colonies.
Safety & environment
While La Paz is a safe diving destination, adherence to safety protocols is paramount. The nearest recompression chamber is located in La Paz itself, and local operators are well-versed in emergency procedures. Divers should always carry comprehensive dive insurance that covers emergency medical treatment and evacuation. Site-specific hazards include potentially strong currents at exposed seamounts like El Bajo and La Reina, requiring appropriate experience and dive planning. Strict regulations govern interactions with marine life, especially whale sharks and sea lions; touching animals is prohibited, and approaches must be respectful. Always dive with a reputable operator, follow dive guide instructions, and ensure proper equipment maintenance to mitigate risks.
Who it suits, and who it doesn't
Suited for
- Big animal enthusiasts
- Underwater photographers (wide-angle and macro)
- Divers seeking varied topography
- Beginners and experienced divers
- Those who enjoy both snorkeling and scuba
Less suited for
- Divers seeking exclusively deep wall dives
- Those uninterested in pelagic encounters
- Divers unwilling to travel by day boat
- Individuals sensitive to occasional choppy surface conditions
- Those who prefer large liveaboard-only itineraries
FAQ
Bahía de La Paz FAQ
When is the best time to see whale sharks in Bahía de La Paz?
Can I scuba dive with whale sharks in La Paz?
What is the water temperature like in Bahía de La Paz?
Are there strong currents in Bahía de La Paz dive sites?
What marine life can I expect to see beyond whale sharks and sea lions?
Why dive Bahía de La Paz from a liveaboard?
Bahía de La Paz 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 Bahía de La Paz on their Mexico itineraries.
Liveaboards diving Bahía de La Paz
These liveaboards may visit Bahía de La Paz on selected itineraries, the exact dive sites depend on departure, weather and conditions.

Nautilus Explorer
Mexico

Valentina
Mexico

Rocio del Mar
Mexico

Nautilus Under Sea
Mexico

Nautilus Belle Amie
Mexico

Quino del Mar
Mexico

Nautilus Gallant Lady
Mexico
Dive sites similar to Bahía de La Paz
Agustín Melgar shipwreck
Mexico
The Agustín Melgar, also known as the C-54, is a 56-meter (185-foot) former minesweeper that rests on a sandy bottom at 24 meters (80 feet) south of Puerto Escondido within the Loreto Bay National Park.
- Suitable for
- Intermediate
- Current
- Mild
- Access
- Liveaboard only
- Depth
- 12–24 m
- Theme
- Wreck
Arco Iris, or "Rainbow" in Spanish, is a prominent dive site located near Brumel Island (Penahuaste), approximately 8km north of Playa Potrero in Costa Rica.
- Suitable for
- Beginner
- Current
- Moderate
- Access
- Dayboat
- Depth
- 9–30 m
- Theme
- Reef
Bahía de los Ángeles
Mexico
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
- Liveaboard only
- Depth
- 3–15 m
- Theme
- Reef
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
Bajo de la Ballena
Mexico
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
Bajo del Diablo
Costa Rica
Bajo del Diablo, also known as Devil’s Pinnacle, is widely regarded as one of the premier dive sites within Costa Rica's Caño Island Biological Reserve.
- Suitable for
- Advanced
- Current
- Strong
- Access
- Liveaboard only
- Depth
- 10–20 m
- Theme
- Pinnacle