The small black part at the bottom of the scallop column is the scallop's innards, which is recommended to be removed and not eaten.

The gray and black stuff on the scallop meat is the key to the digestive glands, in which there is metabolic waste or fine sand, if swallowed by mistake, it may have a strong odor or a feeling of sand and mud, causing discomfort in the mouth. If the sea oyster is not sufficiently boiled, this material into the body may be more easily infected with pathogenic bacteria, and then nausea and vomiting, diarrhea, abdominal pain and other diseases.

The sand sac is the visceral part of the scallop, the black stuff in the circle in the picture above, and this viscera must be cleaned out, which is full of scallop poop and undigested food.

Expanded:

Users eating scallops Note:

1, people with persistent illnesses should eat with caution, shellfish sex more cold, so the spleen and stomach cold people should not eat more.

2, eat seafood do not eat food containing more tannins, will be diarrhea, including oranges, persimmons, tea and some other.

3, eat seafood also eat less VC-containing foods, will be poisoned, including fruit, VC tablets and so on.

4, shellfish itself is very rich in fresh flavor, cooking, do not add monosodium glutamate (MSG), should not put more salt, so as not to lose the freshness of the anti-loss, shellfish in the mud intestines should not be eaten.

Baidu Encyclopedia-Scallops