Crayfish are shrimps, not bugs.

Crayfish are members of the crayfish family. The middle part of the carapace is not separated by mesh-like gaps, and the carapace is obviously granular. The forehead sword has side spines or the end of the forehead sword has notches. Crayfish feed on aquatic plants, algae, aquatic insects, animal carcasses, etc. They will also kill each other when food is scarce. Crayfish has become an important economically cultivated species in China in recent years.

Extended information:

Freshwater products generally have a fishy smell, but although crayfish grow in fresh water, the earthy smell is not strong, and the meat is elastic and tastes good. China is a vast country and the food tastes vary from place to place.

The protein content in crayfish is very high, and the meat is soft and easy to digest. It is an excellent food for people who are weak and need to take care of themselves after illness. The astaxanthin contained in crayfish is also a strong antioxidant.

Crayfish are medium-sized and easy to taste, so they can be cooked to suit the tastes of different places. Southwest regions eat spicy crayfish, and Jiangsu and Zhejiang regions mostly like thirteen-spice crayfish, as well as curry, Braised yellow rice, salt and pepper, garlic flavor.

Baidu Encyclopedia - Crayfish

People's Daily Online - Why is crayfish so popular across the country?

People's Daily Online - What is the safest way to eat crayfish? Please accept this guide