Next, DeWoody and Hale would like to determine the effect - if any - the Trichomonas parasite has on lake sturgeon.

接下来，代物第和黑尔要判断一下影响——如果有的话——毛滴虫给湖鲟带来的影响。

youdao

It is the largest catfish in North America and the third largest obligate freshwater fish in North America, behind the lake sturgeon and paddlefish.

它是北美体型最大的鲶鱼，并且是北美第三大纯淡水鱼，排在其之前的分别是黄鲟和白鲟。

youdao

While lateral gene transfer from a trematode worm could ultimately benefit the lake sturgeon, evidence of the Trichomonas pathogen is more likely to have a negative effect.

虽说来自吸虫的基因的横向转移可能最终给湖鲟带来好处，但毛滴虫带来的更可能是负面的影响。

youdao

Lake sturgeon were once plentiful but were fished to near extinction in many places by the early 20th century.

WSJ: Standing Guard for the Sturgeon

Lake sturgeon, he said, once populated the river thanks to rocks and boulders that created spots to lay eggs in well-oxygenated water that was safe from other predators.

WSJ: Real Rapids in Grand Rapids?

Even with our potentially top player on injured reserve (the Atlantic sturgeon is currently under a commercial fishing ban), companies like Sterling, Tsar Nicoulai and Seattle Caviar are offering subtle, very caviary-tasting roe from the Pacific Coast white sturgeon, the lake sturgeon of the Great Lakes and the Mississippi, and even from the oddly abundant paddlefish, a distant sturgeon cousin.

FORBES: Roe Rage