The biggest difference in appearance between male and female crabs is the shape of navel cover in the middle. The navel cover of the female crab is larger and closer to a circle. The navel cover of male crab is smaller and closer to triangle. When we distinguish between male and female crabs, the easiest way is to turn the crab upside down and let it fall to the sky, and then look at the shape of the crab cover at the navel.
Friends who like to eat Portunus crab will also find that besides the above two kinds of crabs, there is another kind of crab that belongs to a special situation. His navel is in the shape of a regular triangle, which is the second female crab. The so-called second female crab is a crab girl who has not yet reached childbearing age!
What's the difference between male and female crabs?
There are more crab meat and crab paste in male crabs. After steaming, the crab paste will become translucent colloid, with a thicker taste and more crab fat. There is a lot of crab yolk in the female crab, which tastes a little like the rustling of egg yolk. The girl crab has the characteristics of both male and female crabs. It has both cream and yellow, but it is smaller.
From the perspective of seasons, there is a saying in the industry that the navel is in September and the tip is in October. It is best to eat female crabs in September of the lunar calendar, because the female crabs at this time are full of crab roe, which is very fat. It is best to eat male crabs in the lunar calendar 10. At this time, the crab paste in the male crabs is plump and delicious. Girl crabs are usually eaten in August and September, and then they are less.