The "doomsday" oarfish that washed up on a San Diego beach in November 2024 is now on display at Birch Aquarium.

Fossils of Tiktaalik roseae blended fins with hints of limbs and sported a flat head suited for peering above the waterline.

A "dinosaur fish," once believed to have disappeared 70 million years ago has been filmed in the wild by divers in the Indonesian archipelago ...

Frogfish are some of the most colorful creatures under the sea — and some of the most unique, too. They look more like frogs ...

By multiplying so rapidly and damaging other species, invasive species throw whole ecosystems out of balance. They can be ...

Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same ...

Over the tournament’s three days, teams competed for the biggest in a variety of categories of kingfish, snapper, mahi, ...

These are the prettiest freshwater fish, from vibrant brook trout and pumpkinseed sunfish to majestic lake sturgeon. Check out how these species made our list!

These are the most visually stunning IGFA world record fish of 2024, including giant snakeheads from Thailand, and snubnose pompano from Seychelles.

A longnose lancetfish washed ashore in a rare appearance in Seaside, Oregon. Seaside Aquarium staff examined the 5-foot-long ...

When told about a strange, fanged fish that had washed ashore on an Oregon beach, the Seaside Aquarium folks knew what kind ...

“The first time in recorded history, [they] came within casting distance of the pier. So, we had three anglers that hooked ...