''Lampanyctus festivus'' is a species of

lanternfish Lanternfishes (or myctophids, from the Greek μυκτήρ ''myktḗr'', "nose" and ''ophis'', "serpent") are small mesopelagic fish of the large family Myctophidae. One of two families in the order Myctophiformes, the Myctophidae are represente ...

. It is found in the Atlantic, Indian, and Pacific Oceans. It is a

mesopelagic The mesopelagic zone (Greek μέσον, middle), also known as the middle pelagic or twilight zone, is the part of the pelagic zone that lies between the photic epipelagic and the aphotic bathypelagic zones. It is defined by light, and begins ...

fish that undertakes

diel vertical migration Diel vertical migration (DVM), also known as diurnal vertical migration, is a pattern of movement used by some organisms, such as copepods, living in the ocean and in lakes. The word ''diel'' comes from the Latin ''dies'' day, and means a 24-h ...

. It grows to about

standard length Fish measurement is the measuring of individual fish and various parts of their anatomies. These data are used in many areas of ichthyology, including taxonomy and fisheries biology. Overall length * Standard length (SL) is the length of a fish m ...

. It is an important component in the diet of forkbeard '' Phycis phycis'' off the Azores.

References

Lampanyctus Fish of the Atlantic Ocean Fish of the Indian Ocean Fish of the Pacific Ocean Fish described in 1928 Taxa named by Åge Vedel Tåning {{Myctophiformes-stub