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中华绒螯蟹产卵、孵化的季节,也是方蟹科其他一些种类在河口产卵、孵化的季节。因此,天然蟹苗中往往容易混杂一些其他种类,其中尤以天津厚蟹(俗称蟛蜞)最为普遍,其数量也最多。现将它们的主要区别介绍如下:1.旺发季节不同。天津厚蟹蟹苗出现的时间比中华绒螯蟹早7~15天。
Eriocheir sinensis spawning, hatching season, but also other types of Crab Crab spawning in the estuary, hatching season. Therefore, the natural crabs tend to be mixed with some other species, especially in Tianjin, the most common crab (commonly known as Scylla) is the most common, the largest number. Now the main difference between them as follows: 1. The prosperous season is different. Tianjin Crab Crab appears more time than the Chinese mitten crab 7 to 15 days earlier.