Melanolagus bericoides (the bigscale deep-sea smelt) is a species of deep-sea smelt, found in oceans such as the Atlantic, Indian, and Pacific. It is widely distributed in tropical and subtropical oceans to a depth of , and the species grows to a length of . Its original name is Scopelus bericoides Borodin 1929 and it belongs to the family Melanolagus Kobyliansky, 1986.