|Bigeye, Epigonus pandionis|
Deepwater cardinalfishes are perciform fishes in the family Epigonidae. The family includes about 43 species.
They are small fishes: the largest, Epigonus telescopus, reaches 75 cm (30 in) in length, and most grow to no more than 20 cm (7.9 in) or so.
They are found in temperate and tropical oceans throughout the world. They are bathydemersal fishes (inhabiting deep waters close to the sea bed) and have been found at depths of 3,000 m (9,800 ft).