Aquarium Fish Health

Medical Symbol
Aquarium Fish Medications

The following fish medication information is to provide the aquarium keeper with a basic overview about available treatments for various aquarium fish ailments. [...]

Aquarium water changes can have your fish jumping for relief
Is the Water Change Harmful?

Without a doubt, the water change is the most important part of aquarium maintenance. But can the aquarium water change have negative effects on the [...]

Colorful African Cichlid
Sick Aquarium Fish

Signs that the fish might be sick include clamped fins, irregular behavior, darting, smashing into things, loosing weight, fading color, and floating. [...]

Pufferfish
Aquarium Fish Stress

Poor water quality causes stress on aquarium fish, making them more susceptible to illness. Disease resistance increases with reduced fish stress. [...]

Using a Quarantine Tank to Treat Fish for Disease

The best way to treat sick fish is to set up a separate quarantine tank. This will allow you to isolate the fish from others [...]

Blue Tang
Aquarium UV Sterilization

Ultraviolet sterilization (UV) is a process to eliminate biological contamination, namely parasite fungus and bacteria. [...]

Blue Tang in reef tank
Common Aquarium Fish Diseases

Our overview and brief description of common aquarium fish diseases. Always consult your local fish store for more precise diagnosis and treatment options. [...]

Fish in reef tank
Aquarium Fish Health

Assuring best aquarium fish health starts with the selection of the fish themselves and continues with good maintenance and fish care. [...]

Yellow African Cichlid
Ich (Ick) and Your Aquarium Fish

Ich is the most common fish disease the aquarium owner experiences at one point or another. Immediate action is required to treat this highly contagious [...]

Black Tetra fish in planted aquarium
Treating Sick Aquarium Fish with Dips and Baths

Fish dips and baths can be a good treatment option for sick fish. Various dips are available for treating different diseases. [...]

Large polyp coral
Bacteria and Antibiotics in the Aquarium

Any time a bacterial disease occurs adjustments in the aquatic environment need to be made in order to lessen and to eliminate stress causing factors [...]

African cichlids in freshwater aquarium
Using Salt in the Freshwater Aquarium

Using salt in freshwater aquariums is a personal choice. While salt is not a requirement, the benefits may very well be worth getting into the [...]

Yellow fish
Toxic Aquarium Water & Fish Poisoning

There are a number of common nutrients and conditions in the aquarium that can turn the water toxic and poison the fish. Learn more about [...]

African cichlid in fish tank
Worms in the Aquarium

Worms in the aquarium. Are they common? Who can get them? What can I do about them? And what do they mean for the health [...]

Flake food for aquarium fish
Aquarium Fish Food and Diet Requirements

Providing the correct diet is essential for fish growth and health. Dietary deficiencies can shorten the lifespan of fish, cause diseases, and contribute to a [...]