This dive site, Thais, is a significant part of the Armação de Pêra Bay, which hosts the largest natural reef in Portugal. Located approximately 4 nautical miles offshore, its position within the protected bay ensures consistently calm and excellent diving conditions throughout the year. While specific historical narratives or wrecks are not mentioned, the site's primary allure lies in its vibrant natural reef structure, offering a diverse topography for exploration and navigation around its various formations.
The biodiversity here is remarkable; over 800 distinct species have been identified within the bay. Divers can anticipate encountering a rich array of marine life, including 116 species of fish and an astonishing 649 species of invertebrates, which promises exceptional macro photography opportunities. The reef is also home to 50 different types of algae, contributing to a colorful and thriving ecosystem.
Due to its sheltered location and mild conditions, Thais is an ideal destination for divers of all experience levels and is suitable for year-round visits. Its moderate depths (averaging 10 meters) make it particularly inviting for freedivers and snorkelers alike. The site is highly recommended for underwater photographers, especially those interested in capturing intricate macro life.

