The lifespan of the seven-star saury is about 8 to 15 years. Seven-star saury generally reaches the standard of adult fish in about three years, and adult seven-star saury can generally grow to 80-90 cm in the wild. Next, let's take a look at other information about the seven-star saury!

The body of the seven-star saury is long and flat, with an arched back, silver-gray, and a black circle on the body measurement The dots are covered with silver circles, running from the belly to the tail. The dorsal fin is small and the pelvic fin is developed, extending from the abdomen and joining the tail, much like a thin blade. Hence the name Seven Star Swordfish. The seven-star saury is nocturnal, standing still in the water during the day, and flipping up and down at night.