Blue TangCaribbean Blue Tang ~ Atlantic Blue TangFamily: Acanthuridae Acanthurus coeruleusPhoto © Animal-World: Courtesy David BroughLatest Reader Comment - See More I have the Atlantic Blue Tang, have had since a baby. He is starting to turn blue. I love him. I also have a Sailfin and Blonde Naso tang in the same tank. They... (more) CONNIE Though the Blue Tang is a bit more difficult to keep than some of the other surgeonfish, its beauty makes it a wonderful marine aquarium addition!This Blue Tang shown here, also known as the Caribbean Blue Tang or Atlantic Blue Tang, looks like it is changing from the juvenile to the adult coloration. Juveniles are mostly yellow with blue fin edges. Sometimes in transition, they will develop a blue body with yellow fin edges. The caudal spine is always yellow, even though this picture does not show it. This tang is a bit more difficult to keep than some of the other tangs. Close attention must be given to its diet and to maintaining good water quality. For more Information on keeping this fish see: |
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Maintenance difficulty: The Blue Tang, the Caribbean Blue Tang or Atlantic Blue Tang is moderately difficult to keep. They seem to be more delicate than the Yellow or Regal Tangs.
Maintenance: It is important that you feed Tangs a good variety of live, frozen, and prepared formula foods with emphasis on vegetables and spirulina. Best to feed small amounts several times a day.
Habitat: Natural geographic location: Blue Tang, the Caribbean Blue Tang or Atlantic Blue Tang are found in the Caribbean, from Bermuda along Florida to Brazil. It is found at depths of 2 to 18 meters.
Foods: Mainly found grazing on algae. Will accept brine shrimp, mysis, plankton, and krill. After acclimation they will usually eat all kinds of foods including flakes.
Social Behaviors: Usually found in pairs or small groups, very seldom seen in groups of more than 10 fish.
Light: Recommended light levels: Found in areas with sunlight.
Breeding/Reproduction: Probably will not be accomplished in captivity. See the description in the Breeding Marine Fish page.
Temperature: No special requirements. Normal temperatures for marine fish is between 75 and 79 degrees.
Length/Diameter of fish: Blue Tang, the Caribbean Blue Tang or Atlantic Blue Tang adults can grow to 35 cm (13.5 inches).
Minimum Tank Length/Size: A minimum 75 gallon aquarium is recommended. They usually do better in larger aquariums because they like lots of room to swim.
Water Movement: Weak, Moderate, Strong No special requirements. 
Water Region: Top, Middle, Bottom Swims all over the aquarium.
Availability: This fish is occasionally available at retailers. It is priced starting at about $27.00 USD and up.
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