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Caño Island Biological Reserve: A Submerged Paradise

Discover Costa Rica's underwater paradise: Caño Island, where vibrant marine life meets ancient mysteries. A must-see for divers and nature lovers!

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Caño Island Biological Reserve, off Costa Rica's Osa Peninsula, is a haven for snorkelers and divers. Its clear waters teem with marine life, vibrant coral reefs, and historical artifacts, making it a unique destination for nature and history enthusiasts alike.

A brief summary to Caño Island Biological Reserves

Local tips

  • Book tours in advance, as daily visitor numbers are limited to protect the reserve.
  • Bring reef-safe sunscreen to protect the delicate coral reefs and marine life.
  • Consider visiting during the dry season (December to April) for optimal visibility for diving and snorkeling.
  • Respect the environment by not touching or removing any marine life.
  • If prone to seasickness, take precautions before the boat ride to the island, as the journey can be rough.
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Getting There

  • Boat

    The primary access point to Caño Island Biological Reserve is from Drake Bay or Sierpe via boat. Several tour operators in these towns offer guided snorkeling and diving tours to the island. The boat trip from Drake Bay takes approximately 45 minutes, while the journey from Sierpe can take around 1 hour. Typical tour costs from Drake Bay range from $95 to $165 per person, including boat transportation, snorkeling or diving gear, park entrance fees, a guide, and lunch. From Sierpe, tours average around $100 per person and include similar amenities. It's essential to confirm inclusions and make reservations in advance, as visitor numbers are limited.

Unlock the Best of Caño Island Biological Reserves

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Discover more about Caño Island Biological Reserves

Caño Island Biological Reserve, located 16 km northwest of the Osa Peninsula in the Puntarenas province, is a protected area encompassing 320 hectares of land and 5,800 hectares of marine environment. This natural sanctuary is a premier destination for diving and snorkeling, boasting some of the most extensive and well-maintained coral reef systems on Costa Rica's Pacific coast. The island's history is as captivating as its underwater scenery. It was once a pre-Columbian burial ground and ceremonial site, with evidence suggesting its use by indigenous groups between 700 and 1500 AD. Remnants of this past include mysterious stone spheres, crafted by early civilizations, adding a layer of intrigue to the island's allure. The reserve's waters are home to a stunning array of marine life. Divers and snorkelers can encounter sea turtles, rays, dolphins, moray eels, barracudas, and sharks. During migration seasons, humpback whales grace the waters, offering a spectacular sight. The island's diverse coral reefs, composed of 19 coral species, create a mesmerizing backdrop for this underwater ballet. Caño Island's conservation is a priority, with the Costa Rican government managing the reserve to protect its ecosystems and heritage. Daily visitor numbers are limited to minimize impact, and visitors are prohibited from removing any marine life. These measures ensure the preservation of this natural treasure for future generations.

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