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Using Salt in Freshwater Aquariums

Using Salt in Freshwater Aquariums

Petco’s Animal Care

Learn how to use aquarium salt in freshwater aquariums to promote healthy gill functions, reduce stress, and treat infections in fish.

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Brown Algae (Diatoms) in Fish Aquariums

Brown Algae (Diatoms) in Fish Aquariums

Don Spaeth

Do you have questions about brown algae (diatom)? Visit Petco and learn the causes, how to get rid of & how to prevent it.

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Self-Sustaining Aquariums

Self-Sustaining Aquariums

Animal Care & Education Team

Learn how to make a self-sustaining aquarium. Visit Petco to learn all the steps to create the self-sustaining aquarium of your dreams!

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How to Clean a Dirty Fish Tank

How to Clean a Dirty Fish Tank

Don Spaeth

Find out what tools you’ll need and discover the best way to get your aquarium back on track without starting over and find out how to maintain a clean fish tank.

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Freshwater vs. Saltwater: The Costs of Setup & Maintaining an Aquarium

Freshwater vs. Saltwater: The Costs of Setup & Maintaining an Aquarium

Don Spaeth

Wondering how much it costs to set up and maintain an aquarium? Find out the costs of freshwater versus saltwater tanks in our fish cost guide, complete with handy charts outlining common costs.

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Setting Up A New Aquarium

Setting Up A New Aquarium

Don Spaeth

Everything you need to know about how to start a fish tank. Learn about setting up an aquarium, choosing the right type, and acclimating new fish to your tank.

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