Fish that change color do not necessarily have a disease.
When it comes to scales, they belong on the fish.
Dog and cat rescue is common in the U.S., but these animal lovers are committed to saving koi fish. Read about their organizations.
Certain tropical fishes are known for jumping out of the fish tank.
Find out what sea slugs are beneficial to your reef tank and which ones will eat your corals.
How to cycle an aquarium without fish.
It is easiest to tell the difference between male and female goldfish by their behavior during breeding.
The Asian arowana is also called dragon fish or Asian bony tongue.
Lionfish are beautiful, but stay away from their sting.
Ten steps to breeding tetras.
Pet Central gives you all the details you could want to know on the Gulper Catfish.
Learn about the signs of distress in your pet fish in order to treat it and prevent it in the future.