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8 Steps to the Perfect Aquarium
Our free guide can help keep your tank clean and your fish healthy. Get it free when you sign up for the Spruce Pets!
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Getting Started with Freshwater Fish
Find out how to start up a freshwater aquarium, including finding the right fish, selecting the right tank size and tank equipment and more.
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Hard Water and Aquarium Fish
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How Size Affects an Aquarium's Weight
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Feeding Your Aquarium Fish
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Can I Use My Own Outdoor Gravel or Rocks in an Aquarium?
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Aquarium Lighting Basics: the Case for LED Fixtures
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How to Seed a New Aquarium
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Using Live Plants in Your Home Aquarium
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How to Test the Water in Your Fish Tank
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How to Clean a Small Fishbowl
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Difference Between Chlorine and Chloramine
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What to Know Before Buying an Aquarium
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Are Aquariums Safe?
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Buying an Aquarium for a Child or Teen
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Lighting Requirements for Live Plants in Community Aquariums
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Understanding Aquarium Water Foam
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Fish Food Nutrition 101
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Culling Aquarium Fish
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Is Your Fish Omnivore, Herbivore or Carnivore?
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Adding New Fish to an Aquarium
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How to Get Rid of Pesky Oil Slicks in Your Fish Tank
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Swimming, Balance, Oxygen and Food Consumption in Fish
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Acriflavine for Aquarium Fish
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Preferred Tank Levels for Community Fish Species
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How to Clean Algae From Aquarium Plants
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Aquarium Plants - What Is Best: Real or Artificial?
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Find Your Missing Aquarium Fish
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Fish Mouth Types and Their Uses
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Betta Condos and Tanks for Multiple Bettas
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How to Fix Bacterial Bloom in Your Aquarium
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Guide to Aquarium Canister Filters
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Artificially Colored Aquarium Fish
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Collecting Live Food For Aquarium Fish
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Commonly Asked Questions About Bettas
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How to Upgrade an Aquarium
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How to Acclimate New Aquarium Fish to Your Home Aquarium
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Common Mistakes When Starting a New Aquarium
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The Best Environment for a Betta Fish
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Why Do My Fish Hide All the Time?
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Glow In The Dark Fish
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Determine the Best Fish Food for Tropical Fish
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Aquarium Substrate Heating
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Aquarium Heater Placement and Heat Distribution in a Home Aquarium
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Understanding Freshwater Aquarium Lighting
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What Can I Use for an Aquarium Stand?
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How Much Aquarium Do I Need?
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Limestone Rocks in Aquariums and Water pH
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Java Moss Aquarium Plant Profile
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Symphysodon Discus - Pompadour Fish
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How to Clean a Dirty Fish Tank
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Feeding Egg Layer Fry
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Aquarium Fish Farm Visited and Explained
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Phosphates in the Aquarium
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Live-bearer Development Period Inside Female and as Fry
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Aquarium Nitrogen Cycle
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The Journey of the Blind Cave Fish
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Low Oxygen in Aquarium Water
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Nitrogen Cycle in Aquariums
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When and How to Use Zeolite in Your Aquarium
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How to Heat a Betta Fish Tank
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Should I Keep My Betta in a Vase?
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Common and Scientific Aquarium Fish Names Beginning with C
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Setting up a Tank for Breeding Egg Scatterers
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The Pros and Cons of Mini Aquariums
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How to Match pH of Aquarium Water
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