One of the enduring ichthyological mysteries is how migratory fish know when it is time to move from their winter to summer ...

Life-history variation is fundamental to the long-term persistence of populations and species because it ensures their ability to adapt to changing environments. Many important studies have focused on ...

Scientists warn escaped farmed salmon could interbreed with wild fish, further endangering Scotland’s fragile populations.

Scientists have discovered the world’s oldest salmon in Arctic Alaska’s Cretaceous fossil. During the Cretaceous Period, ...

From white sturgeon to bald eagles, explore the remarkable species thriving along the Columbia River, the lifeblood of the ...

“Our fresh new look symbolizes much more than a rebrand; it’s a statement of intent,” RSPCA Assured Executive Director Toby ...

Gates of the Arctic might be North America's most remote national park, but it's home to some extraordinary animals.

The salmon run is a phenomenon that happens every year in the early to mid-fall; late September to mid-October is the usual time. It’s mostly confined to Lake Ontario, and because of that, the rivers ...

The widening work includes rock cuts and constructing highway retaining walls hard up against the river, along with ...

The U.S. Army Corps of Engineers (USACE) have scheduled reservoir drawdowns at several dams Western Oregon. As a result boat ...

Sometimes the deepest truths are revealed in the silliest photos. Here are 11 perfectly “silly” photos from this year’s ...

Prioritizing which animals and plants to help is driven mostly by whether we like them or not. Some experts say that may not ...