Marine earthworm: cylindrical body, thin and soft wall, thick front end and thin back end, resembling an earthworm, with a body length of 150-250mm, dark green and brown stripes. The head degenerates, and the anterior lobe of the mouth is a conical protrusion, which is not significant. The mouth is at the front end, and there is a fleshy kiss in the mouth, which can be elongated or turned out. The kiss is short and the base of the front end of the hook is smooth. There is a circle of tentacles, which are star-shaped when stretched and wrinkled when contracted, and the mouth is located in it. From the 5th section, * * * has 17 setae, which are golden yellow, and there are bright red feathered gill filaments from the 7th section to 17. Starting from the third bristle node, each node has five ring wheels, and the number of ring wheels decreases after about five bristle nodes. The posterior end of the body is blunt, and the anus is transverse fissure, which is located at the back of116 near the front of the body; There is a renal foramen on both sides in front of the abdominal surface of anus. The digestive tract is slender, about twice the body length, and twisted into a spiral shape. The wart foot degenerates and can be divided into two limbs. The dorsal limb is a conical protrusion with a bunch of slender spiny bristles. The abdominal limb degenerates into a transverse pillow-shaped process with a row of thin and short hook hairs. No back whiskers and belly whiskers. The back part of the body is very small, the ring wheel is not very beautiful, and the warts and bristles are not obvious.

Earthworms are benthic invertebrate marine organisms with high nutritional value. They are dried seafood. They can only be eaten after being soaked in warm water for two or three days. The container must be clean and free of oil. Generally, it is mainly braised in brown sauce, and it can also be cooked in chicken soup. Those who like light food can also cook porridge with millet.