1, edible. The red part is the paste of scallop, which is similar to crab yellow and tastes delicious. The paste of female shellfish is bright red after cooking, and the male shellfish is orange.

2. Scallop naturally got the name Scallop because its shell looks like a fan. The inner surface of the shell is white, the muscles in the shell are edible parts, and the scallop has only one obturator muscle, so it belongs to the single column class. Closed-shell muscle is white, tender, delicious and nutritious, which is called Yaozhu. After the obturator muscle is dried, it is "scallop" and is listed as one of the eight treasures.