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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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How to Care for Freshwater Fish
Get tips on caring for your freshwater fish and maintaining your freshwater aquarium.
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Stocking Your Aquarium Evenly With the Correct Number of Fish
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How to Determine the Sex of Your Fish
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Aquarium Lighting Basics: the Case for LED Fixtures
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Barb Species Habitat and Care Information
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Dropsy in Aquarium Fish
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Guidelines for Stocking Your Aquarium
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Buying an Aquarium for a Child or Teen
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How Size Affects an Aquarium's Weight
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Swim Bladder Disorder in Aquarium Fish
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Hard Water and Aquarium Fish
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Water Changes in Your Aquarium
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How to Seed a New Aquarium
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Blood Parrot Cichlid Fish Species
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White Cloud Mountain Minnow
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Feeding Your Fish Live Food
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Difference Between Chlorine and Chloramine
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Lighting Requirements for Live Plants in Community Aquariums
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Aquarium Water Factors to Control for Healthy Fish
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Mosquito Control Fish, Gambusia Holbrooki, H. Formosa or the Guppy.
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How to Culture Your Own Infusoria at Home
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South American Leaffish Fish Breed Profile
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Using Live Plants in Your Home Aquarium
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Black Widow Tetra
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Can I Use My Own Outdoor Gravel or Rocks in an Aquarium?
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Guide to Killifish
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Betta & Gourami Profiles
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Black Ruby Barb (Purple-Headed Barb)
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The Anatomy of Fish
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Feeding Your Aquarium Fish
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Dwarf Gourami (Flame Gourami)
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Understanding Aquarium Water Foam
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Yo Yo Loach
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In this section
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Buenos Aires Tetra
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How to Preserve the Slime Coat on Fish
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Are Aquariums Safe?
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Fish Food Nutrition 101
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What Is Old Tank Syndrome?
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Bristlenose Pleco
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Texas Cichlid (Rio Grande Perch)
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Culling Aquarium Fish
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Clown Loach
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How to Test the Water in Your Fish Tank
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Kissing Gourami (Kisser Fish)
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Glowlight Tetra
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Harlequin Rasbora (Red Rasbora)
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About the Serpae Tetra
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Silver Dollar: Feeding, Breeding, and Care
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Pearl Gourami Fish
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Common Fish Names Beginning With O
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Nitrite Poisoning in Aquarium Fish
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Common Fish Names Beginning With Y
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Julii Cory
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Why Tetras Thrive in Community Aquariums
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Eradicate Slime Algae in an Aquarium
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Common Fish Names Beginning With J
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Health Benefits of Keeping a Thriving Aquarium
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Swimming, Balance, Oxygen and Food Consumption in Fish
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The Function of Gill Filaments in Fish
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A Helpful List of Aquarium Fish Species by Common Name
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Red Eye Tetra
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How to Care for Forktailed Rainbow Fish
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Breeding Aquarium Fish, Basic Breeding Tips For Beginners
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Aquarium Plants - What Is Best: Real or Artificial?
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The Type of Water Axolotls Need
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