Additionally, crabs that are usually bought for consumption and left for a long time after death are also toxic and should not be eaten anymore.
There are some parts of edible crabs that are not poisonous but should not be eaten, such as the stomach, heart, intestines and gills.
A, crab poisonous usually can buy edible crab is not poisonous, but if it is dead crab, put a long time will also catalyze some toxic substances, so should not be eaten.
In addition, some varieties of crabs also have toxicity, such as poisonous scaly spotted crab, embroidered ridge ripe if the crab, upright Aijie crabs, patterned Aijie crabs, etc., they are usually inhabited in the coral reefs and other shallow areas, the color is more brightly colored, and at the same time the body of the shell there are particles, the action is also very slow.
Two, what parts can not eat 1, crab stomach: the crab's stomach is its digestive organs, due to its own diet is very mixed, so eat things are also messy, and scavenging habits, so the stomach is not clean, can not eat.
The stomach is located on the crab lid and will have crab roe on the surface, so be sure to separate it.
2, crab heart: after lifting the crab cover, there is a layer of black film inside, the hexagonal thing under the black film is its heart, this part is also inedible, it is best to clean it off.
3, crab intestines: crab intestines and the intestines of other animals, which are all feces, which connects the crab stomach, is a black line, it is easier to find.
4, crab gills: the crab lives in the water, so it is using gills to breathe, because of the need to filter the water, so this part is more dirty, the taste is not good, so do not eat.
Crab gills are mainly in its abdomen, is two rows of soft things, easier to distinguish.