Two predator/prey relationships in the deep sea

Two predator/prey relationships in the deep sea are a Blunt nosed six-gilled shark and Large, fast moving prey species, numerous shark and ray species (especially spurdog), any bony fish ( large deep water hake are a major prey item), squid, crabs, shrimps, swordfish, cetaceans and other marine mammals.Another one is a angler fish eating a squid. Female angler fish eat small fish and shrimp May also feed on small squids, turtles, crustaceans, arrow worms and even sea birds while males, live off the females' bloodstream .