The firefly squid belongs to the Cephalopoda class and the superorder Decapodiformes, commonly known as … See more

The firefly squid inhabits the waters off the coast of Japan. The depth at which these squids can be found varies (300–400 m or 1,000–1,300 ft during the day, and 20–60 m or 70–200 ft during the night) over the course of … See more

The diet of a firefly squid changes throughout its life stages. During its paralarval stage, its diet is primarily composed of calanoid copepods (zooplankton). Subadult and adult stages see an incr… See more

The firefly squid resides in the deep waters of the Western Pacific Ocean where limited amounts of visual light penetrate from the surface and are bioluminescent. The shorter wavelengths of visible light are blue, green, and yellow… See more