This remarkable lionfish is known for its striking appearance and distinctive fins making it one of the most fascinating ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with mid-sized fish such as the bigscale pomfret, which live deep during the ...

A surprising new discovery suggests that tiny microbes living inside fish may be helping shape the chemistry of the world’s ...

The waters off the glittering coastlines of Britain's Caribbean territories have long been a mystery. But now scientists on the first expedition beyond the islands' shallows have discovered an ...