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!

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

Researchers in the Amazon have discovered new genetic mechanisms in fish parasites that could lead to vaccines, potentially ...

The firework jellyfish is rarely seen by humans, but its bioluminescence could put any July 4th show to shame.

Small pelagic fish such as sardines, herrings, and anchovies are under climate change and overfishing pressures.

An international team of malacologists discovered a new snail species, Anauchen picasso, in Southeast Asia that exhibits a highly complex and rectangularly angled shell shape, resembling a ...

We set out to build the ultimate micro aquarium—starting with a net and a search for wild fish! From local streams to ...

A new species of gudgeon was discovered in the Ural River of western Russia. Turbanov IS, Bolotovskiy AA, Artaev ON, Gandlin ...

Get ready to be amazed by the world’s smallest working aquarium! This micro fish tank may be small in size, but it’s bursting ...

Aquatic business has grown to include more than 180 display tanks and 12 outdoor ponds. Bill Ballard shines a flashlight onto a male Zaire blue moba as it swims in a tank at Prairie Creek Aquatics, ...

Duluth fisheries continue to conduct studies to track sturgeon movement with the help of boat and shore anglers. The ...

Here are our favorite types of freshwater fish you can keep as a pet. If you're in the throes of setting up a home aquarium, ...