The light is emitted from organs that resemble suckers.
Fish that uses light to attract prey.
The light is also a defense mechanism used to startle predators providing time for the octopus to escape.
Prey are attracted to the light in the same way that a fisherman might use a glowing lure for night fishing.
The viperfish uses this light organ to attract its prey through a process known as bioluminescence.
The bioluminescent octopus is a deep sea creature with light producing organs called photophores on its tentacles.
Some anglerfish are notable for extreme sexual dimorphism and sexual symbiosis of the small male with the much larger female.
The uses of bioluminescence by animals include counter illumination camouflage mimicry of other animals for example to lure prey and signalling to other individuals of the same species such as to attract mates.
But the light can also fool larger animals.
Animals can use their light to lure prey towards their mouths or even to light up the area nearby so that they can see their next meal a bit better.
It lies still waiting for its hapless prey wanders close enough then gulps it down with lightning speed.
The anglerfish is a fish of the teleost order lophiiformes ˌ l ɒ f i ɪ ˈ f ɔːr m iː z.
Finding or attracting prey in the dark ocean dim glowing can be used to attract prey.
The anglerfish uses this appendage like a fishing lure waving it back and forth to attract its prey.
Through symbiotic bacteria living on the fish or through self luminous cells called photophores.
In fish bioluminescence can occur two different ways.
Some species of deep sea angler fish lophiiformes may use this light to attract prey while others like the atlantic midshipman porichthys plectrodon may use this light to attract mates.
The blue green light serves to attract prey and potential mates.
Sometimes the prey being lured can be small plankton like those attracted to the bioluminescence around the beak of the stauroteuthis octopus.
Image of sloan s viperfish chauliodus sloani wikipedia public domain image.
By flashing the light on and off it can be used like a fishing lure to attract smaller fish.
It is a bony fish named for its characteristic mode of predation in which a fleshy growth from the fish s head the esca or illicium acts as a lure for other fish.
In a related adaptation anglerfish are dull gray dark brown or black and are thus not visible either in their own light or in that of similarly luminescent prey 2 some benthic bottom dwelling forms have arm like pectoral fins which the fish use to walk along the ocean floor.
Palpebratum binomial name photoblepharon palpebratum br br the eyelight fish.
In the laboratory luciferase based systems are used in genetic engineering and biomedical research.