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Bat Islands (Islas Murciélagos)
Costa Rica
sea
5 Dive Sites
0 Dive Centers
Within Santa Rosa National Park, the Bat Islands (Islas Murciélagos) are a thrilling challenge for advanced divers, renowned for their powerful currents and bull shark encounters. The infamous 'The Big Scare' site offers an adrenaline-pumping experience, particularly during the May to November season. Prepare for an intense and rewarding dive into the realm of these formidable predators.
Best Time to Dive
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 28°C | 28°C | 28°C | 29°C | 29°C | 29°C | 29°C | 29°C | 29°C | 29°C | 28°C | 28°C |
Jan
Dry season, good chance of seeing bull sharks, visibility can be variable
Feb
Peak dry season, bull shark encounters are frequent, can be challenging currents
Mar
Dry season, bull sharks are a highlight, potential for manta rays
Apr
Transition to rainy season, visibility can decrease, bull sharks still present
More monthly highlights
May
Start of rainy season, plankton blooms, visibility can be low, bull sharks may be less active
Jun
Rainy season, challenging conditions, focus on macro life
Jul
Rainy season, limited visibility, potential for whale sharks
Aug
Rainy season, visibility remains low, bull sharks less common
Sep
End of rainy season, visibility starts to improve slightly
Oct
Transition to dry season, visibility improving, bull sharks start to return
Nov
Start of dry season, bull shark encounters increase, good visibility
Dec
Dry season, prime time for bull shark diving, potential for manta rays
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Black Coral Wall
Black Coral Wall, located in Costa Rica's Bat Islands, is a spectacular vertical drop-off adorned wi...
30m
7 species
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Big Scare
Big Scare in the Bat Islands lives up to its name with potential for strong currents and encounters...
35m
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The Window
The Window, a unique geological feature in Costa Rica's Bat Islands, offers a captivating swim-throu...
25m
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The Wash Machine
Prepare for an exhilarating drift dive at 'The Wash Machine' in the Bat Islands, where powerful and...
40m
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No Name
Discover the vibrant 'No Name' dive site, a haven for marine biodiversity within the Bat Islands. Th...
25m
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