New ghost shark species found off Costa Rica reveals major gaps in Pacific biodiversity research.

Meet the “ghost fish,” a phantom of the abyss. Here’s how we found the first ever proof of its existence just a few years ago. The deep sea is a part of the world that very few humans get the chance ...

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 ...

Deep beneath the Pacific Ocean off Costa Rica, scientists may have identified a previously unknown species of ghost shark, a ...

Scientists have discovered a species of ghost shark lurking deep in waters off the coast of Costa Rica. The discovery of the new species, called Rhinochimaera costaricana, was highlighted in a study ...

Scientists have identified Rhinochimaera costaricana, a new long-nosed chimaera from deep Pacific waters off Costa Rica. The ...

Footage of a rare pointy-nosed blue chimaera swimming of the coasts of Hawaii and California© https://www.youtube.com/watch?v=CV0D6G4CTio This added further mystery ...

A deep-sea anglerfish was recently caught on camera in a rare moment, delighting social media users while scaring others. Condrik Tenerife, a Spanish conservation organization, and marine photographer ...