Freshwater Tank Care Articles

Follow the Clues in Your Tank
Follow the clues your tank is giving you to discover any problems.

How High Summer Temperatures Affect Your Aquarium
The difficulty is not in the fishes' inability to withstand the temperature, but rather in the side effects of the higher temperatures.

Determining Goldfish Growth
The rate of growth is determined by the aquatic environment.

Freshwater Forum: Euthanizing Fish
Learn how to euthanize and spawn fish.

Aquarium Filter Maintenance
Aquarium filter types and maintenance.

Sponge Filters: The Portable Approach to Biological Filtration
There are times when a sponge filter is a better choice than an undergravel filter.

Canister Filters
How they work and what to look for.

Aquarium Carbon
Most aquarists have used aquarium carbon at some point — but how exactly does it do its job?

Green Aquarium Water
What will get rid of the green aquarium water?

Sponge Filters — Portable Biological Filtration
There are times when a sponge filter is a better choice.