A global review of research around the impacts of dams has found they are significantly harmful to diadromous species—fish, ...

Officials are trying to learn more about local spawning habitat for massive lake sturgeon, and searching for new locations where the activity is catching on.

A survey of Oman's marine waters has revealed over 100 species of ribbon worms (Nemertea), marking the first systematic study ...

A recent study reveals that drifting fish aggregating devices (dFADs), widely used in tuna fishing, have spread to more than ...

The disappearance of glaciers is not only leading to the creation of new fish habitat, but it's also creating opportunities ...

Off the coast of southern Japan, trawlers hauled in their nets and sifted through the catch. An orange-eyed sea creature with “needle-like” teeth caught their attention — and for good reason. It ...

We used functional traits related to habitat use and trophic ecology in order to assess the changes in fish community composition between streams with varying habitat structure. The relationship ...

The Asian needle ant is a stealthy and dangerous invasive species spreading across the U.S., with a painful sting that can cause severe allergic reactions.

Their innovative device, a simple yet effective feeding board, allows fish to solve tasks in their natural habitats. Published in the journal Methods in Ecology and Evolution, the study reveals not ...

Another, high in the Gunnison National Forest above Paonia, is working to restore habitat for native Colorado River cutthroat trout by removing non-native fish and reintroducing pure cutthroat stock.

Factors driving this decline include prolonged droughts, habitat degradation, altered river flows and, most significantly, introduced fish species. Redfin perch (Perca fluviatilis) actively hunt pygmy ...