The warmth of the sun raised the water temperature enough to awaken the rainbow and cutthroat trout that slept, and the caddis flies were dancing their erratic dance, here and there, over the water.

暖暖的阳光唤醒了沉睡在水底的虹鱼和凶猛的鳟鱼，石蛾也在水面上跳起了它古怪的舞蹈。

youdao

He has constructed fish barriers in streams to protect the Rio Grande cutthroat trout from nonnatives.

FORBES: Hedge Fund Giant Louis Bacon's Bold Mission To Save The American West

Then it's catch-and-release fishing with Aaron for native Yellowstone cutthroat trout, named for the red slashes under their mouths.

FORBES: Magazine Article

Now it flows clean and clear, and teems with native westslope cutthroat trout, whose Latin name, Oncorhyncus clarki lewisi, reveals its identifiers.

FORBES: Riverkeeper