The chubby flashlight fish (Electrona risso) is a species of lanternfish in the family Myctophidae. This mesopelagic marine fish is found at depths of 90-820 m. The males can reach 8.2 cm in length and have 32-34 vertebrae. This species is sexually mature from 5.9 cm long. It is oviparous with planktonic larvae and eggs. It spawns in the Mediterranean mainly between summer and autumn.