Freshwater browning is stunting fish growth of some species, shrinking populations of others and changing the composition of ...

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

When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...

Most assume that cold water is deadly for fish. The truth is, nature has incredible exceptions. In polar oceans and snowy ...

A fish species that hasn't been seen since the late 19th century was reintroduced to its habitat. According to Nature World News, the Atlantic sturgeon disappeared from its home in the Göta älv River ...

Researchers at the California Academy of Sciences kept busy throughout 2025. Along with collaborators from across the globe, ...

New research has found that roughly half of Australia's freshwater fish are fond of snacking on animal and plant material, ...

A new fish species has been recorded in Nebraska after a fisherman reeled in the colorful creature. “We hear about new species in Nebraska from time to time, but most of them are unwanted, invasive ...

These oily fish include mackerel, anchovies, and herring. The research team compared nutrient content in wild feed fish with ...