A remarkable feature of hairtail in Zhoushan is that its eyes are black, not yellow. The small eyes of hairtail in Zhoushan are in harmony with its body shape, which highlights its unique morphological beauty. The eyes of hairtail in Zhoushan are not only unique in color, but also can be used to judge their freshness by the state of their eyes. Hairtail with bright eyes in Zhoushan refers to short fishing time, high freshness, slightly foggy eyes and long storage.

Zhoushan hairtail is highly respected for its tender meat and delicious taste, and it is one of the first batch of geographical indication seafood in China. Its nutritional value is high, and it is rich in nutrients such as protein, which has many benefits to human health.