Archipelagoes of Portugal

small Portuguese archipelago, part of Madeira archipelago

Formigas Islets ( ; ), sometimes referred to as the Formigas Bank, are a group of uninhabited rocky outcroppings in the eastern group of the Azores archipelago, an autonomous region of Portugal. The bank is located northeast of Santa Maria and southeast of São Miguel, covering a surface area of approximately . The submerged Dollabarat Reef is in the same area. The only structure on the islets is a lighthouse located on Formigão (Big Ant), the largest islet.