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General

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Freshwater Fish

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Photo of a red betta fish in a tank

The 10 Best Tropical Fish for Beginners

Photo of a bala shark in a fish tank

The 10 Best Freshwater Sharks for Your Fish Tank

Photo of koi fish swimming in a pond

How To Build and Maintain a Koi Pond

Photo of koi fish in a pond

How Much Do Koi Fish Cost?

Saltwater Fish

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Photo of a clownfish

Top 7 Most Popular Captive Bred Marine Fish

Photo of fish swimming in a saltwater tank

Saltwater Tank Setup 101: A Beginner’s Guide

Photo of clown fish

The 30 Best Saltwater Fish for Your Tank

Photo of an epaulette shark

5 Sharks For The Saltwater Aquarium

Fish Pond

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aerating a pond: Photo of a father and child watching fish beside a backyard pond

Ultimate How-To Guide on Aerating a Pond for Healthier Fish

filtering a pond: photo of a backyard pond

The Ultimate Guide To Filtering a Pond: Techniques and Products

photo of a backyard pond with liner surrounded by rocks and grass

How To Install a Pond Liner

Photo of fish swimming in a pond

The 13 Best Pond Fish for Your Backyard Pond

Betta Fish

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blue and red betta fish swimming

5 Fascinating Betta Fish Facts

Betta Fish Care Guide: Habitat, Feeding, and Health

Photo of a blue and orange betta fish in a tank

How Long Do Betta Fish Live?

Best Betta Fish Tank Mates

The 10 Best and Most Compatible Betta Fish Tank Mates

Goldfish

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A beautiful goldfish swims in a fish tank

12 Types of Goldfish

Photo of a goldfish swimming in a tank. Find out how long goldfish can live.

How Long Do Goldfish Live? Expert Tips To Increase Their Lifespan

3 Common Mistakes of Goldfish Care

Goldfish In Cattle Troughs

Health & Wellness

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What Causes Cloudy Eyes In Aquarium Fish?

Hexamita: Fish Hole In The Head Disease

Algae Problem In Your Fish Tank? Find Out Which Species Really Eat Algae

Identifying And Treating Swim Bladder Disease

General

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Discus (Symphysodon), multi-colored cichlids in the aquarium

Freshwater Aquarium Tank Cycling: How To Cycle a Fish Tank With Fish

planted freshwater aquarium with fish swimming around

14 Live Aquarium Plants To Beautify Your Fish Tank

Sponge filter for fish tank setup

When To Use Sponge Filters for Fish Tanks

Six gold and black fish swimming in cloudy blue water

Why Is My Fish Tank Cloudy?

Explore all Fish

Showing 1-16 of 136 articles

AllFreshwater FishSaltwater FishFish PondBetta FishGoldfishHealth & WellnessGeneral

Discus (Symphysodon), multi-colored cichlids in the aquarium
Freshwater Aquarium Tank Cycling: How To Cycle a Fish Tank With Fish
planted freshwater aquarium with fish swimming around
14 Live Aquarium Plants To Beautify Your Fish Tank
Koi swim down stream past waterfall surrounded by flowers and greenery
15 Pond Plants To Beautify Your Outdoor Fish Pond
Photo of a clownfish
Top 7 Most Popular Captive Bred Marine Fish
Sponge filter for fish tank setup
When To Use Sponge Filters for Fish Tanks
Six gold and black fish swimming in cloudy blue water
Why Is My Fish Tank Cloudy?
blue and red betta fish swimming
5 Fascinating Betta Fish Facts
A beautiful goldfish swims in a fish tank
12 Types of Goldfish
Photo of a goldfish swimming in a tank. Find out how long goldfish can live.
How Long Do Goldfish Live? Expert Tips To Increase Their Lifespan
fish names
300+ Best Fish Names for Your Finned Pet
aerating a pond: Photo of a father and child watching fish beside a backyard pond
Ultimate How-To Guide on Aerating a Pond for Healthier Fish
Chewy Claus Wishes: Photo of Norberta, a rescue dog at Best Friends Animal Sanctuary
Chewy Claus Grants Holiday Wishes for Pets
do fish sleep: photo of two goldfish in a tank
Do Fish Sleep? All About How Fish Get Their Rest
filtering a pond: photo of a backyard pond
The Ultimate Guide To Filtering a Pond: Techniques and Products
Betta Fish Care Guide: Habitat, Feeding, and Health
Photo of a blue and orange betta fish in a tank
How Long Do Betta Fish Live?
  • …

Whether you're a first-time aquarist or an experienced fishkeeper, the Fish Education Hub is your starting point for expert care. Learn about tank maintenance, feeding, water chemistry, and species compatibility in freshwater, saltwater, and pond environments.

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