Have a spacious aquarium with plenty of room and a high-capacity filter? Consider adding some large fish to your freshwater aquarium. A large aquarium typically starts at 200 gallons, but some of ...

The future looks grim for coral reefs. Warmer oceans, overfishing, pollution, and gradually acidifying waters have destroyed more than a third of the world’s shallow tropical coral reefs. Just this ...

One of the most majestic freshwater fish, Arowanas are known for their long, sleek bodies and graceful swimming style. They have dragon-like appearance, and so they are also commonly called dragon ...

The Seaside Aquarium in Seaside, Ore., shared images of the fish on its Facebook page. In the photos, the large, brightly colored opah can be seen laying on the sand near the water’s edge. The ...