Mudskippers break the rules of fish biology by breathing through their skin, walking on their fins and thriving on land where ...

Cold-water fish are losing their habitats in temperate lakes due to a climate change "squeeze," scientists have found. A new study published in the Proceedings of the National Academy of Sciences ...

Fish live surrounded by water, so the idea that they might struggle to breathe sounds wrong at first. It feels like asking ...

Fish are usually confined to water as their primary habitat, but a small group defies that rule in surprising ways. These ...

In Slovenia’s Lake Cerknica, a seasonal spectacle plays out twice a year. As the waters retreat in spring and fall, fish are left gasping in shrinking pools, their gills flaring in search of oxygen ...

Each year, a trillion or so fish are pulled from the water, typically destined for our plates. While it's hardly a pleasurable outcome for the animal, a new study has just put a sobering number on ...

An unprecedented drought across much of British Columbia, Canada, and Washington and Oregon, U.S., during the summer and fall months of June through October could have dire impacts on Pacific salmon ...

A study of shallow-water fish communities on rocky reefs in south-eastern Australia has found climate change is helping tropical fish species invade temperate Australian waters. A University of ...

Just a few weeks ago, I made a six-hour drive to Western Pennsylvania to target brown trout on a very famous tailwater. The day before I departed, of course, a massive line of storms swept through ...