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

Many migratory species such as birds, bats, whales, and fish cross national borders to complete their lifecycle and need ...

Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our ...

An invasive species of fish that can live out of water for short periods of time and can carry dangerous pathogens has been found in Eastern Canada, alarming experts. The Oriental Weatherfish was ...

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

Bait fish are currently permitted by default in the Adirondack Park, though they are banned in 1,211 ponds. This list runs ...

Tuna, opah, and billfishes such as marlins and swordfish are among the 0.1% of fish species that are warm-blooded. Evidence by an international team of researchers led by UC San Diego’s Scripps ...

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