Most Colourful Fish For Aquarium. This list of the most colorful freshwater and aquarium fish will prove once and for all that freshwater aquariums can be just as lively and colorful as saltwater ones. Top 10 Large Colorful Fish.
Blood Red Parrot Cichlid. If you want the most colorful aquarium fish available in NYC then the Okeanos. Discus should be kept in water temperatures between 78-87 o F and a pH of between 45.
Some of the fish listed above are too big to keep with the smaller species I mentioned in the community section above.
If you are looking for a multi-colored tropical fish for your aquarium the Blue Gularis Killifish is one of the best choices. Other Popular Colorful Fish. Suitable for a saltwater aquarium that is under 200 Gallons. If you are looking for a multi-colored tropical fish for your aquarium the Blue Gularis Killifish is one of the best choices.