河鲈

Included here are fishes having either a bony skeleton, such as a perch, or a cartilaginous skeleton, such as a shark, or those lacking a jaw, such as a lamprey or hagfish.

以具有鳍及用腮呼吸为特征的一种冷血水上脊椎动物，包括多骨骼鱼类，如河鲈；或软骨鱼类，如鲨鱼；或无颚鱼类，如七鳃鳗或八目鳗类鱼

Any of various similar or related fishes, such as the pike perch or the ''.

河鲈属的鱼任何一种有关或类似的鱼类，例如狗鱼或双棘石斑鱼

Lead concentrations in the parasite, the monogenean, Ancyrocephalus mogurndae and in tissue organs of muscle, gill, pronephros and liver of the host of the parasite, the mandarin fish, Siniperca chuatsi were determined by using atomic absorption spectrometry.

高谦利用原子吸收分光光度计分析了寄生鳜鱼鳃部的河鲈锚首吸虫及其宿主组织器官，包括肌肉、鳃、头肾和肝脏的铅含量。

By changing temperature and pH, the amylase, protease and lipase of Perca fluviatilis were studied in vitro.

研究了离体状态下河鲈体内淀粉酶、蛋自酶和脂肪酶在不同温度和pH时的活性变化。

Two Matschie's tree kangaroos, which are an endangered species, peer from a perch in the newly created YUS Conservation Area of Papua New Guinea

两个Matschie树袋鼠，这是一种濒临灭绝的物种，和巴布亚新几内亚新建动物保护区里的河鲈珍稀成都相当。

Survey showed that: in addition to 1 + age group, lake perch Wulungu all other age groups, the average body length and body weight ...

调查结果表明：除1+龄组外，乌伦古湖河鲈其它各龄组的平均体长和体重均。。。

"I would say the best moment of all was when I caught a 7.5 pound (3.402 kilos) perch in my lake," he told the newspaper in an interview published on Sunday.

不过，当我在湖面上钓到一条重达7.5磅（约为3.402公斤）的河鲈时，我觉得其实这才是这几年里最让我感到欣喜的时刻。

In the past, the diatom-rich blooms nourished the tiny animals that in turn nourished the babies of spring-spawning fish such as perch, which hatch around mid-June.

在过去，富含硅藻的花期滋养了微生物，微生物又滋养了春季产卵的鱼类幼崽，比如在六月中旬产卵的河鲈。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了