The barrier will protect 4,000 river miles and save $2 million annually in lampricide costs as part of Grand Rapids' larger ...

Chinook salmon and steelhead eggs are collected at the Little Manistee River site in northern Michigan. The new barrier will ...

Sea lampreys don’t home to natal rivers like salmon, so when Connecticut transfers lampreys to former habitat, the entire Atlantic Coast benefits.

A prehistoric fish that predates the dinosaurs is thriving in a North Wales river after the removal of a well known weir.

The Recreation and Conservation Office (RCO) on Wednesday announced the award of $9.2 million in grants for projects that ...

The Pacific lamprey, an eel-like fish with a jawless mouth and no scales, has survived three ice ages and five mass extinctions, but populations have declined over the past 75 years due to habitat ...

But it’s only one small part of the nation’s 15-year effort to restore Pacific lamprey populations to their former abundance in the Columbia River Basin after dams, habitat destruction ...

As a result, sea lamprey numbers swelled, which became evident in 2022, because the animals’ spawning cycle leads to a two-year lag in population trends. “We’ve been hitting the lamprey hard ...

The Pacific lamprey, an eel-like fish with a jawless mouth and no scales, has survived three ice ages and five mass extinctions, but populations have declined over the past 75 years due to habitat ...