Aluterus heudelotii

Aluterus heudelotii, the dotterel filefish or dottered filefish, is a filefish of the family Monacanthidae.^[1][2] It is found in the western Atlantic from Massachusetts to the Gulf of Mexico and along the Caribbean coast of South America to northeast Brazil,^[1] and in the eastern Atlantic from Mauritania^[2] and Senegal to southern Angola.^[1] It is named after Jean-Pierre Heudelot.^[2]

This demersal species inhabits seagrass, sand, or mud in shallow waters,^[1] typically between 10 and 100 m and occasionally down to 2000 m.^[1][2] It grows up to 45 cm in total length,^[2] with a typical length of 25–30 cm,^[1][2] and feeds on plants such as algae and seagrasses. It is of no interest for fisheries.^[1]