freshwater crab

Two thirds of all species of freshwater crab maybe at risk of going extinct , with one in six species particularly vulnerable , according to a new survey .

一项新调查显示，所有种类的淡水蟹有三分之二面临绝迹，其中六分之一特别容易受到伤害。

Zoogeographical analysis of the freshwater crab from Hubei province , with descriptions of new subspecies ( malacostraca : decapoda )

湖北省淡水蟹类的动物地理学分析及新亚种的记述（软甲纲：十足目）

Also the infective rate of freshwater crab and reservoir host were detected respectively .

检测中间宿主溪蟹的肺吸虫囊蚴携带率以及保虫宿主犬、猫的肺吸虫感染。

Japanese Freshwater Crab lives in mountain stream .

日本淡水渓蟹栖息在山溪中。

Effects of Mercury on Freshwater Crab , Sinopotamon Yangtsekiense at the Level of Cell and Molecule

汞对长江华溪蟹（SINOPOTAMONYANGTSEKIENSE）细胞及分子水平的影响

Method Field investigation , data collection in misdiagnosed cases , IDT ( intradermal test ) and ELISA for detection of susceptible persons , freshwater crab and reservoir host examination etc.

方法进行肺吸虫病现场流行病学调查和收集误诊病例的临床资料。采用肺吸虫抗原皮试（IDT）和ELISA检测易感人群；

The fauna of freshwater crab in Hubei Province has a total of 21 species belonging to 3 genera of 3 families , including 10 new species and subspecies .

湖北省淡水蟹类共21种隶属于3科3属，其中包括10个新种和新亚种，地域分布广。

The effects of mass , temperature and thermal acclimation on the repiration rate of the Chinese freshwater crab Eriocheir sinensis were investigated by a continuously flowing water respirometer .

本文用流水式呼吸仪研究了体重，温度及温度驯化对中华绒螯蟹（又名河蟹）的呼吸率的影响。

Among the 28 positives , 26 cases had a history of eating raw freshwater crab or crayfishes and the other 2 cases drank freshwater from brook before .

在28例阳性者均有生食或半生食淡水蟹或蝲蛄史，以及饮用生溪水史；

The freshwater crab phylogeny suggested that the genus Sinopotamon and the genus Potamonautes arose from a common ancestor and the estimated divergence time is about 36-44 Mya .

淡水蟹类的系统发生研究显示，华溪蟹属与仿溪蟹属起源于一个共同的海生蟹类祖先，二者之间的歧异时间在36～44Mya。

The Present Status and the Development Trends of Freshwater Prawn and Crab Aquaculture in China

我国淡水虾蟹养殖业的现状及发展方向