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16 Articles

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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Freshwater Aquarium Plant Care Tips

Freshwater Aquarium Plant Care Tips

Animal Care & Education Team

Learn how to pick the right aquarium plants, substrate, lighting, and fertilizers to ensure that your aquarium plants thrive and stay healthy.

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The Ins and Outs of Aquarium Water Temperature

The Ins and Outs of Aquarium Water Temperature

Don Spaeth

Learn general guidelines and the many factors that go into attaining and stabilizing the correct water temperature and how to acclimate your fish.

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Types of Aquarium Substrate and Their Purpose

Types of Aquarium Substrate and Their Purpose

Don Spaeth

Choosing the right substrate for your aquarium is important and provides an area for beneficial bacteria to grow which keeps your aquatic environment safe.

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Types of White Worms in Fish Tanks

Types of White Worms in Fish Tanks

Petco’s Animal Care

You’ll need to identify the type of worm before devising a solution to remove them. Learn about Detritus, Rhabdocoela and Planaria worms that can plague aquariums.

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Understanding Aquarium Lighting

Understanding Aquarium Lighting

Don Spaeth

We can help you navigate your way through all the types of lights in fish tanks and determine which type is best for your aquarium.

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CO2 in Aquariums: What You Need to Know

CO2 in Aquariums: What You Need to Know

Animal Care & Education Team

Wondering why you may need CO2 in your fish aquarium? Learn the basics from a Petco aquatics specialist.

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Cleanup Crews

Cleanup Crews

Dawn Burch

Visit Petco to learn about cleanup crews and how they can help your aquarium health.

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Caring for Your Aquarium During a Power Outage

Caring for Your Aquarium During a Power Outage

Animal Care & Education Team

It can seem a little scary at first, but having the proper equipment and preparation can help you care for your aquarium during a power outage.

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Building an Outdoor Fish Pond

Building an Outdoor Fish Pond

Don Spaeth

When creating an outdoor fish pond you need the right environment, fish and maintenance to keep your water feature looking its best.

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Aquarium Algae Types

Aquarium Algae Types

Dawn Burch

Do you have questions about algae in your aquarium? Petco has the answers! Learn about the types, causes and treatment options for aquarium algae.

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