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 ...

DENVER (KDVR) — Eight years after crews saved a rare fish from a wildfire, biologists are seeing their work pay off. Colorado Parks and Wildlife said that during the Hayden Creek Fire, which burned ...

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 ...

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 ...

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 ...

A type of asexual reproduction called parthenogenesis, in which an unfertilized egg develops into an embryo, has been observed among some species of birds, sharks, and reptiles in captivity. A report ...