I catch rare trophy fish specifically to stock my backyard pond as part of a curated habitat project.

A tiny desert fish survives in a sun-scorched cavern on the edge of extinction. Here’s how it’s offering scientists a rare glimpse into the extremes life can endure. If you ever needed proof that ...

With under 40 pupfish left in the wild, they are possibly the rarest fish on the planet. With under 40 pupfish left in the wild, these are possibly the rarest fish on the planet. The Devils Hole ...

The Massachusetts Endangered Species Act protects four endangered species of fish from "take," which pertains to capture, ...

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 ...