Kayak and swim in La Parguera’s rare bioluminescent bay with Mariex Adventures. Experience glowing waters brought to life by tiny organisms for a night adventure unlike any other.
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Difficulty
easy
Duration
6 hours
Fitness Level
Suitable for all fitness levels; basic swimming skills recommended for water entry
Wildlife
History
La Parguera’s bay reflects the region’s fishing traditions and has long been a site of natural wonder for locals.
Conservation
Efforts focus on preserving water quality and limiting light pollution to protect the delicate bioluminescent organisms.
Mariex Adventures
Kayak and swim in La Parguera’s rare bioluminescent bay with Mariex Adventures. Experience glowing waters brought to life by tiny organisms for a night adventure unlike any other.
Mariex Adventures is a Puerto Rico-based tour operator specializing in guided experiences on the island's west coast. The company curates day trips and multi-stop adventures that highlight beaches, waterfalls, caves, canyons, historic towns, and the bioluminescent bay in La Parguera. Tours include comfortable transportation, knowledgeable guides, local snacks or lunch depending on the itinerary, and digital photos provided to guests.
Signature experiences include the 12-hour WELTiTA Pa'l Oeste, a Bad Bunny–inspired full-day tour showcasing west coast beaches, sunset views, and authentic local cuisine; a 5-hour West Coast Beach Hopping tour visiting three or four scenic beaches; and the 5-hour Gozalandia Waterfalls trip featuring hikes and swim opportunities. Adventure options include the 6-hour Charco El Pilón hiking tour to a hidden oasis in San Germán, and the 6-hour Cuevas Arenales and Charco Azul route through cavern and canyon systems. Nighttime offerings include La Parguera Bioluminescent Bay kayaking and swimming, while a 6-hour Sightseeing Hop-On Hop-Off Tour explores historic western towns.
All itineraries emphasize safety and local context, with guides sharing cultural and historical commentary during drives and hikes. Mariex Adventures focuses on small-group, personalized service and on capturing memories with included digital photographs. The operator's experiences are suited for travelers seeking a mix of relaxation, outdoor activity, and cultural discovery along Puerto Rico's west coast.
Booking details and availability vary by season, and itineraries can be customized to emphasize beaches, hikes, or cultural stops. Groups of varying sizes are accommodated with attention to timing and comfort.
Tours Offered
7 tours
Seven curated west coast experiences
Trip Durations
5–12 hours
Short to full-day options available
Digital Photos
Included
Memories captured and delivered digitally
Region Served
West coast, Puerto Rico
Beaches, waterfalls, caves, and towns
Reserve a guided beach, waterfall, or bioluminescent bay experience today — comfortable transport, local snacks, and digital photos included.
Arrive Early
Be ready at pickup locations around 5 PM to maximize your time on the water and catch the best twilight conditions.
Wear Water-Friendly Clothing
Choose swimwear or quick-dry clothes since you’ll kayak and swim in phosphorescent waters.
Protect Against Insects
Use insect repellent before the trip, as mangrove surroundings can attract mosquitoes after dark.
Keep Your Phone Dry
Bring a waterproof case for your phone or camera to capture bioluminescent moments without risking damage.
Swimsuit
Essential for swimming in the bioluminescent bay’s glowing waters.
summer
Quick-dry clothing
Keeps you comfortable during kayaking and water activities.
summer
Waterproof phone case
Protects your electronic devices while capturing glowing moments.
Insect repellent
Helps keep mosquitoes at bay near mangrove areas after sundown.
spring