This dive site, Ilha Montão de Trigo, also known as Ilha Monte de Trigo, is a unique conical island located off the coast of São Paulo, Brazil, between Bertioga bay and São Sebastião channel. Its name, meaning "pile of wheat," reflects its distinctive shape. Divers can explore a network of natural caves and burrows that encircle the island, providing sheltered areas for discovery and navigation. The site offers an interesting topographical experience, making it an engaging dive for various skill levels.
The marine life at Ilha Montão de Trigo is diverse, providing encounters with numerous species. Divers can expect to find snappers, whiting, and groupers frequently inhabiting the rocky structures. Lobsters are common residents within the crevices, alongside salemas and the intriguing monkfish, often seen in pairs or individually exploring the burrows.
The best time to visit Ilha Montão de Trigo for diving is generally during the warmer, drier months (typically Brazilian summer/autumn), when visibility is often at its best. Its shallow depths and protected areas make it an excellent spot for beginners and an ideal location for freedivers and snorkelers alike. Divers should consider bringing a dive light for exploring the darker sections of the caves and burrows to fully appreciate the hidden marine life.

