"Environmental stressors often co-exist in the real world." Researchers stunned by behavior shift in unique fish species: ...

Scientists have discovered the fossilized remains of a new fish species called Ferruaspis brocksi, which lived 15 million ...

Climate change and invasive species will reduce habitat space for native fish and increase harmful interactions.

PHOENIX— Federal land managers have allowed years of extensive damage from livestock grazing to streamside habitats vital for ...

Near a village in northeastern India, a “dwarf”-like creature with a “large” mouth swam through the river — or tried to, at ...

A new species of anglerfish, “Gigantactis paresca,” discovered by University of Hawaiʻi at Mānoa oceanographers, was recently announced among the top 10 remarkable new marine species of 2024 by the ...

Wrasse fish use hard surfaces as tools to crack open prey. This behavior shows flexible thinking and environmental awareness.

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same ...

Tamil short-tail congers live on the “sandy bottom of shallow waters” and are “carnivores, mostly (feeding) on small ...

Evolving roughly 27 different times in the long history of fish, bioluminescence -- the biological production of light -- is one of the flashier survival tools used for luring prey, communication, and ...

Paleontologists have discovered a newly identified fish species in Australia so well-preserved that they could determine its ...

An aquarium keeper looked at his newest find. He didn’t know it right away, but he’d discovered a new species. Farham Sangma, a “fish hobbyist” who “often collects fish for the aquarium ...