The small yellow croaker that eats seaweed is called dragon beard fish. According to the relevant public information of the query, the name "dragon beard fish" comes from the appearance characteristics of the fish. The dragon-bearded fish has a long body, a slightly flat head and a large mouth. Its moustache is very long, a bit like a dragon's beard, so it is called "dragon beard fish". In addition, the dragon-bearded fish has another nickname "golden thread fish", because its body color is golden yellow and there are many golden stripes on it. It is a common stonefish with reddish brown or olive color, yellow fins and long whiskers. They often live near rocks or coral reefs and are one of the common food fish. Asparagus, also known as Asparagus flavipectus, is a common stonefish, which is distributed in the eastern Pacific Ocean, including California, Mexico and Japan.