Semi Lavartus Butterfly Fish are regarded as one of the better choices for butterfly fish for a saltwater aquarium. Once acclimated they are known to be very bold and active. Most specimens are from the Red Sea.
Like most saltwater fish, Semi Lavartus Butterfly fish demands a very high water quality. The fish like a diet of mysis shrimp and other frozen preparations.
Though not particularly rare, at times semi-lavartus butterflies are hard to come by.