With the brilliant yellow and blue rippled effect over the body, adorned with bright green eyes, makes Blue Line Trigger an attractive showcase addition to a marine tank. The Blue Line Trigger fish can add more colors to any aquarium for making it more vibrant in overall appearance. The Blue Line Trigger fish is more commonly referred as Blue-and-Gold Triggerfish, Yellow spotted Triggerfish, Blue Triggerfish or Rippled Triggerfish. The Blue Line Trigger fish is known for its aggressive nature so should not be housed with peaceful fishes. The Blueline Triggerfish tends to become belligerent in attitude and subdued in color as it grows. The Blue Line Trigger fish even tend to chase and nip the closest fish. The Blue Line Trigger fish can also turn out to be a real menace as it can inflict a serious bite whenever it gets a chance. The Blue Line Trigger fish has an maximum growth size of 22 inches in the wild but is imported at about 2-3 inches. So, the general tank size suitable for the smaller specimens is 80 gallons. The water conditions that suits them best are: pH range of 8.1-8.4 and temperature range of 72-78 degrees Fahrenheit. You can maintain good surroundings in its aquarium with enough rocks and caves. The Blue Line Trigger fish tend to change the complete settings and you can hear it with a slight grunting sound. It is recommended to feed the Blue Line Trigger fish with fleshy food like squid, clams, small fish, krill, and hard shelled shrimps.