Researchers say eel tiles offer conservationists a new fish passage solution that could slow down the population decrease of the European eel.

A new discovery suggests the evolution of ray-finned fish brains is far more complex than previously believed.

Our research suggests environmental DNA analysis could transform traditional ways of monitoring freshwater ecosystems.

Aquaponics could help feed Martian colonies in the future and offer a sustainable food system on Earth.

A new report estimates the impacts of big fishing businesses with a previous track record of unsustainability on the local economy, jobs and people’s welfare in five developing countries.

Migratory fish populations are down 81% since 1970, says a new report.

New research dives into the evolution of anglerfish with a focus on the development of their unique (and somewhat unsettling) mating routine.

As climate change ravages coastal livelihoods, piracy is on the rise, imperilling seafarers and trade.

A giant prehistoric salmon, the largest to ever exist, had spiky tusk-like teeth that protruded straight out of the side of its skull.

A school of fish moving together in just the right way is stunningly stealthy. A new study shows that seven fish sound like just one.