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Water Parameters

Water - it's what your fish live and breath in. These articles describe the key water parameters, their importance, and how to maintain proper levels.

Aquarium Water Test Kits
Testing your aquarium water is an important part of maintaining a healthy environment for your fish. Learn more about which kits are important for your needs.

Water Testing
Frequently overlooked, water testing should be a part of your regular aquarium maintenance program. Not sure what you should test for, and why? Here are the basics of water testing.

Do Water Changes Kill Fish
It's a commonly heard, but not completely accurate story, that water changes are bad and will kill your aquarium fish. How did the story start, and is there any truth in it? Like many misconceptions, there is a kernel of truth behind it.

Elevated Water Temperature
With the approach of summer weather, fish owners are face with the possibility of having elevated water temperatures in their aquarium. High water temps can be dangerous or even lethal to fish if they remain high for a period of time. Here are the steps to take if you have a heat problem.

Salt in a Freshwater Aquarium
Next time you have sick fish, the remedy might not be farther away than your kitchen table. Ordinary salt is a useful remedy for the prevention and treatment of several freshwater fish diseases. However, it can also be harmful if used improperly. Here are simple instructions for when and how to use salt in your aquarium.

Water pH
Do you know what your aquarium pH is? Should you be concerned about pH? Knowing the basics will help avoid disasters that can prove fatal for your fish.

Matching pH of Aquarium Water
Matching the temperature has traditionally been the factor people are cautioned about when taking a new fish home. Truth be told, pH is just as important. Here is what to consider when trying to match the pH of your water to your local fish store and

Do rocks affect the water pH?
Rocks and other items used to decorate your aquarium can and will affect the water chemistry. Here is what to look for when considering rocks for your aquarium.

Aquarium Algae Control
Water treatment products to control algae growth.

Nitrate Poisoning
Often misunderstood by aquarists, nitrates do affect aquarium fish is often misunderstood by aquarists. Although far less toxic than ammonia or nitrite, it is still possible for aquarium fish to suffer from nitrate poisoning or shock.

The Nitrogen Cycle
Here's the all you need to know about the basics of the nitrogen cycle, answers to common questions, and even ammonia and nitrite testing charts to record your progress when cycling a new aquarium.

Nitrite Poisoning
Nitrite poisoning follows closely on the heels of ammonia as a major killer of aquarium fish. Don't be fooled into thinking you are out of danger. Anytime ammonia levels are elevated, elevated nitrites will soon follow. Here is what to watch for.

Ammonia Poisoning
Ammonia is the great silent killer of aquarium fish. Almost every fish owner has or will be faced with ammonia poisoning. Knowing how to detect it, and the steps to take to correct the problem, will allow you to avoid losing your fish.

What is the Difference Between Chlorine and Chloramine?
Chlorine or Chloramines? What's the difference, and how does it affect your aquarium?

Nitrates
The significance of nitrates in the aquarium are arguably less understood by fishkeepers than the effect of ammonia and nitrites. Although nitrates are not directly lethal in the way ammonia or nitrites are, over time high levels of nitrate have a negative effect on fish, plants and the aquarium in general.

Treating Water
Water treatment products and what they are used for.

Aquarium Phosphate Control Filter Media
Phosphates contribute to algae growth, but can be controlled by using a phosphate control filter media, such as one of these.

Aquarium Phosphate Control Filter Media
Phosphates contribute to algae growth, but can be controlled by using a phosphate control filter media, such as one of these.

Aquarium Water Movement
Water movement is vital for maintaining a health habitat for your fish. Learn why, and ways to keep your aquarium water circulating in a healthy way.

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