The Dragon fish in Fish with Attitude is a Gem fish that was released on March 18 2014 as part of its new update.
Fish with Attitude: Dragon Fish Breeding guide
The fish is an ultra rare fish. To breed the Dragon Fish you must use the Devil Fish and the Reaper Fish for a chance to get the Dragon Fish.
When you breed these two fish together look for a 20 hours breeding process which will represent the Dragon Fish. When the egg comes it should be a Square Dragon type of egg, which also takes 20 hours to hatch.
Fish with Attitude: Dragon Fish Evolution Guide
In Fish with Attitude, fishes evolve when you tap on your first feed. Each fish will have a set time that will finish it’s “growing” status in their profile after you have fed him once.
Fish with Attitude: Dragon Fish Earnings [Per Minute]
You can raise your earnings per minute for your fish in little aquarium by tapping on their profile then training them. Once you pay for the training it will take a certain amount of time before the training is complete. Once it does your earnings will raise.
Fish with Attitude: Dragon Fish Evolution, Forms, Pictures, Eggs Chart