Scientists Stunned by Mysterious New Species of Deep-Sea Fish Discovered in Mariana Trench A team of marine biologists has made a groundbreaking discovery in the depths of the Mariana Trench, the lowest point on Earth. According to reports, a previously unknown species of deep-sea fish has been found, leaving experts amazed by its unique characteristics and adaptations. The discovery was made during a recent expedition to the trench, where researchers used advanced submersibles and underwater cameras to explore the uncharted waters. The new species is believed to have evolved in the harsh conditions of the deep sea, where extreme pressure and darkness have given rise to some of the most bizarre and fascinating creatures on the planet.