蓝鲶是在1974年引入的弗吉尼亚。
蓝鲶是何时被引入到弗吉尼亚的？
对苏氏鲶鳃结构进行扫描和透射电镜观察。
The fine structure of the gill in Pangasius sutchi has been investigated using transmission and scanning electron microscopy.
在其产地的中心地带，蓝鲶的数量被认为是相对健康的。
Blue catfish populations are considered relatively healthy at the center of its range.
墨西哥湾为美国海鲜餐饮提供了大量的鲶科鱼类。
The Gulf of Mexico supplies much of the grouper served on American tables.
18世纪圣路易斯鱼类市场上蓝鲶就相当的普遍了。
Blue catfish were also relatively common in the St. Louis fish market in the 1800s.
这是一本关于饲养和繁殖甲鲶鼠鱼的完全指导手册。
A comprehensive guide to the keeping and breeding of Corydoradinae catfishes.
2006年，泰国渔业部门捕获了一条33公斤重的湄公河巨鲶。
A Thai fishery department official catches a 66-pound (33 kilogram) Mekong giant catfish in 2006.
咬啮鱼类或倒鲶鱼类鲶目(鲶鱼类)双背鳍鲿科的鱼。
Squeakers or upside-down catfishes fishes of the Family Mochokidae, Order Siluriformes (catfish). See Fishbase for more information on this Family.
蓝鲶是北美最大的鲶鱼，同时也是美国最大的淡水鱼之一。
The blue catfish is North America's largest catfish species and it is one of the largest freshwater fish in the u.
蓝鲶是北美最大的鲶鱼，同时也是美国最大的淡水鱼之一。
The blue catfish is North America's largest catfish species and it is one of the largest freshwater fish in the U.S..
这场生态危机的首个受害者可能会是湄公河大鲶，它们已经命悬一线多年。
The first victim of an ecological crisis could be the Mekong giant catfish, which has been on the ropes for years.
如何比较蓝鲶和其他鲶鱼？是什么令其特殊或是特别让人感兴趣？
How does the blue compare to other catfish? What makes it special or especially interesting?
本文进行了革胡子鲶消化系统的大体形态及显微结构初步研究。
The anatomy and histology of the digestive system of Clarias lazera has been studied.
马克·吐温在他的书中提到过的大型鲶鱼——这些很有可能就是蓝鲶。
Mark Twain mentions large catfish in his books-those fish were likely blues.
蓝鲶是很多都市传说中的焦点，大多关于巨鲶的故事都发生在堤坝下面。
Blue catfish are the focus of many urban legends, mostly stories of huge catfish below DAMS.
蓝鲶在美国的20个州都有分布，最初生活在密西西比河盆地和墨西哥湾沿岸的河流中。
Blue catfish is native to 20 states, primarily within the Mississippi river Basin but also in rivers along the Gulf Coast.
湄公河巨鲶因一条于2005年捕获的重达646磅的标本而成为了目前的记录保持者。
The Mekong giant catfish is the current record holder based on the catch of a 646-pound specimen in 2005.
假若这些报道属实的话，不难想见最近捕获的这些蓝鲶在健康环境下不受干扰的生长潜力。
If these reports are true, it gives some perspective on the recent catches and a glimpse into the true potential of the blue catfish if left to grow undisturbed in a healthy environment.
在一个研究世界最大淡水鱼以减缓巨鱼灭绝的计划中，此巨鲶是第一只珍宝。
It was his first trophy in a project to identify and study the world's largest freshwater fish in the hope of slowing their extinction.
结果表明，作为一种肉食性鱼类，黄鳝的消化能力较南方大口鲶、长吻鱼危弱。
The results showed that the digestive ability of swamp eel, a carnivorous fish, was lower than that of southern catfish and Leiocassis longirostris.
为恢复湄公河系统的巨鲶数量，作为圈养繁殖计划的一部分，这条鱼的卵被收成起来。
The fish's eggs were harvested as part of a captive breeding program and effort to restore giant catfish populations in the Mekong River system.
两个泰国渔民扶着一条湄公河巨鲶——2005年在泰国北部捕获，重达293公斤。
Two Thai fishermen hold a giant Mekong catfish caught in northern Thailand in 2005. The mammoth fish weighed 646 pounds (293 kilograms).
目前捕获的最长北美蓝鲶记录——去年6月在弗吉尼亚——让我们对这种超大型鱼类和它的近支产生了兴趣。
The recent capture of what could be North America's largest recorded blue catfish-in Virgina in late june-has us thinking about this oversized species and its relatives.
用显微注射法将胡子鲶总DNA导入江团受精卵中。孵育后对转化和对照鱼的外形、适应性进行比较分析；
The morpha and adaptabilities of transformed Leiocassis longirostris Gunther (LLG) which induced the total DNA from Coarias. sp by microinjection were compared to its control.
对本地鲶鱼的形态、生活习性、食性等生物学特征进行了观察，并把它与在外形上与其相似的南方鲶进行了比较。
Compared with Silurus meridionalis Chen, whose external appearance was similar to the local catfishs, the local catfish grew slower.
从患病南方大口鲶分离得到病原菌N1、N2、N3、N4，以N3为宿主菌，从鱼塘淤泥中分离到三株蛭弧菌。
The pathogenic strains were isolated from sick Silurus meridionalis, named N1, N2, N3 and N4. And three Bdellovibrios were isolated from fishpond sullage using N3 as prey.
从患病南方大口鲶分离得到病原菌N1、N2、N3、N4，以N3为宿主菌，从鱼塘淤泥中分离到三株蛭弧菌。
The pathogenic strains were isolated from sick Silurus meridionalis, named N1, N2, N3 and N4. And three Bdellovibrios were isolated from fishpond sullage using N3 as prey.
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