Meet the Atlantic wolffish, green humphead parrotfish, and other unusual species with extraordinary adaptations.

Meet the telescopefish, a ghostly predator with tubular eyes and a jaw that unhinges to swallow prey larger than itself.

A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

A rare deep-sea fish regarded as a harbinger of doom has washed up on a beach in the Canary Islands. The oarfish was discovered by beachgoers in Lanzarote on 10 February, sparking fears among the ...

The lines drop over a thousand feet into Jamaica’s deep blue, where true ocean giants lurk. Every pull from the depths could ...

Emily Miller and her friends had planned for a relaxing day of kayaking in La Jolla last weekend — a reunion of sorts for the former roommates. But when they reached La Jolla Cove, the kayakers — most ...

Scientists have discovered Chile’s red cusk-eel living deep inside methane seeps - chemical oases once thought too extreme ...

OREGON, USA — An "unusually fascinating" fish that is known to emit a bioluminescent glow thousands of feet beneath the ocean's surface has appeared on the Oregon coast. A local aquarium that posted ...

SAN DIEGO (AP) — A rarely seen deep sea fish resembling a serpent was found floating dead on the ocean surface off the San Diego coast and was brought ashore for study, marine experts said. The ...

A mysterious deep-sea fish known for having a serpent-like body and sharp fang-like teeth washed up on a Seaside beach April 22. The Seaside Aquarium received a call about a barracuda-like fish that ...