A large colorful fish washed ashore on the Oregon coast last week in what aquarium officials called a rare occurrence. The 100-pound (45 kilogram) opah fish, also known as a moonfish, was ...

A 3.5-foot Opah, a rare tropical fish, was found on Sunset Beach in Oregon. "It created quite the stir," the Seaside Aquarium said in a Facebook post.

A 100-pound tropical fish washed up on an Oregon beach. Experts said the fish was found far from its natural habitat, making it a surprising find. The opah, or moonfish, will be studied as little ...

In 2013, the Hawaii Department of Land and Natural Resources established a “white list” of 40 fish species that could be taken from Hawaii’s western reefs, where collection was allowed.