Colorado Parks and Wildlife (CPW) has announced that the greenback cutthroat trout is naturally reproducing in the state after more than 10 years of rescue efforts to stop it from going extinct. The ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Eight years after crews ...

The greenback cutthroat trout, considered extinct for 85 years, was found naturally reproducing in Colorado waters after more than a decade of conservation efforts, officials said. Photo from Colorado ...

Research by Rebecca Asch, a recent graduate of Scripps Institution of Oceanography at UC San Diego, shows a strong correlation between warmer ocean temperatures and changes in the timing of fish ...

For the first time in 30 years, the Missouri Department of Conservation has confirmed evidence that the state-endangered lake sturgeon is reproducing in the wild. Sam Hardy and Kristin Biagioli ...

BUFFALO, N.Y. – A University at Buffalo research team will investigate why stocked fish in Lake Ontario are not reproducing. The effort is being funded by New York Sea Grant, which recently announced ...

Polar fish experience lower mortality than tropical fish, allowing them to delay reproduction until later in life when they are larger and can produce more eggs, according to a study by Mariana ...

As many as 60 percent of the world’s fish species could struggle to breed and reproduce if climate change causes the Earth to warm by 5 degrees Celsius over the next 80 years, the current projection ...

Birth control pills, when taken correctly, are up to 99.9 percent effective. But a new study suggests that the hormones in this particular method of contraception work just as well in acquatic life as ...