Genicanthus Melanispilos - MaleGenicanthus Melanispilos Male Genicanthus melanospilos (Spotbreast or Swallowtail Angelfish) requires a 70+ gallon (approx. 250+ liters) mature reef tank with ample swimming space, moderate flow, and hiding spots. These reef safe, planktivorous fish are generally hardy but prone to jumping and stress induced diseases like flukes. They thrive on a diet of mysis, brine shrimp, and algae based foods, best kept in pairs or as a single male with multiple