How Fish Use Bioluminescence To Startle Predators?

How Fish Use Bioluminescence To Startle Predators? Some fish dangle a lighted lure in front of their mouths to attract prey, while some squid shoot out bioluminescent liquid, instead of ink, to confuse their predators. Worms and tiny crustaceans also use bioluminescence to attract mates. Why do fish use bioluminescence? Deep-sea fish with bioluminescence Several