Well, that depends. The larvae are big on tadpoles, other larvae and bugs, and sometimes even enjoy small fish meals. They're not overly picky about what they eat, and if they are capable of catching it, they'll probably eat it. Premium Dragon Fish for Sale Also Called the Violet Goby. The picture just above shows a Dragon Fish for sale in our facility.. Click here for more about buying Dragon Fish from us.. Gobioides broussonnetii , the true Dragonfish, can reach lengths over 2 feet (60cm), though other members of this group are usually closer to half that size . (2) The Black Dragonfish, Idiacanthus atlanticus, is comparatively a small fish which has a head that looks like the Alien but lives too deep in the ocean to be dangerous to humans. Fish eat a wide variety of things; however their specific diet depends on their natural environment, the eco-system in which they live and a host of other reasons. Dragon gobies, Eel gobies, Peruvian gobies or Violet gobies, the shy and fascinating dragon fish goes by many names. We will see how dangerous the fish can be to its preys. The Dragon Fish, shown above, measures about 8 inches total length and is … What a dragonfly eats and how it eats depends on its type and age, an adult one may eat any insects it caught, while a nymph may eat insects in water, large nymph may even eat small fish. Dragonflies frequently take their prey mid-flight. (1) The Black Dragonfish might have inspired the creation of the character in Alien but is nothing as fearful or intimidating as the Alien. Do a crab a dragon fish a ghost shrimp and a snail get along together in a fish tank? Dragonfish, also called Dragon Gobies, Eel Gobies, Peruvian Gobies, or Violet Gobies (among many common names), are a brackish water to fresh water fish from South and Central America. No, they will not. What do dragon fish eat? Members of the Gobioides family are brackish to fresh water fish originally from South and Central America. Asked in Care of Fish, Fish Can dragon fish eat fish? What do dragonflies eat? Yes, Dragon fish are meat eating scavenger. The question of what fish eat cannot be answered with one specific and generic fish food, as many fish stores will have you believe. Wiki User 2010-03-10 20:49:42. shrimps and fish. Related Questions.