A leading resource for fish keeping advice | It's A Fish Thing

Lionhead goldfish

Lionhead Goldfish

two goldfish view from above

How to Tell the Gender of a Goldfish: Top 5 Methods to Sex Your Fish

An orange and black goldfish in a planted tank

Why is my Goldfish Turning Black? Is it Natural? Or Cause for Concern?

goldfish bowl

3 Best Large Goldfish Bowls (Plastic, Glass & Acrylic) in 2021 – Reviews & Top Picks

pomacea diffusa : blue snail

Blue Mystery Snail: Care Guide + Where to Buy (Pomacea Diffusa)

bloated dropsy goldfish

Goldfish Dropsy: Treatment, Causes & How to Identify this Disease

goldfish in bowl

Goldfish Bowls in History: Fascinating Historical Articles

woman-watching-goldfish-in-bowl_pritsana_shutterstock

Can Goldfish Live in a Bowl? Here’s the Surprising Answer

2 betta fish in tank

Why Do Betta Fish Fight Each Other?

fishbowl

Fish Bowl FAQ

goldfish coming out of computer sale online

8 Best Places to Buy Goldfish For Sale Online in 2021 – Reviews & Top Picks

Aquarium-with-undergravel-filter

5 Benefits of Wet/Dry Filter for Your Aquarium & How They Work

Coping with the Loss of Your Pet Fish: It’s Not “Just a Fish”

goldfish swimming in the aquarium

Benefits of Using Gel Food for Goldfish

18 Different Fancy Goldfish Breeds: Identification, Care Tips & Facts

goldfish by oxygen filter

5 Best Goldfish Filters for Your Tank in 2021 – Reviews & Buyers Guide

aquarium plants

12 Best Goldfish Plants for Your Tank in 2021 – Reviews & Top Picks

Mystery Snails CAN Live with Goldfish! (+ 3 Reasons They’re Awesome)

Goldfish Eggs Identification, Hatching & Care Guide (+ Amazing Facts)

crowntail betta

How to Breed Betta Fish

Black Moor

Black Moor Goldfish: Care Guide, Varieties, Lifespan & More (with Pictures)

tropical-fish-jungle-driftwood_you-sheng_shutterstock

How to Find and Prepare Driftwood for Your Aquarium

Goldfish in aquarium

Goldfish Lifespan & 3 Reasons Why Most Don’t Live Very Long

Goldfish Memory Span: How Long Is It? (Hint: NOT 3 Seconds)

A goldfish

13 Best Goldfish Tank Mates (Compatibility Guide 2021)

Fantail goldfish

Fantail Goldfish

50+ Fun Facts About Goldfish You Probably Didn’t Know

Goldfish eating food

5 Best Goldfish Foods of 2021 – Top Picks, Reviews & Guide

Beautiful-goldfish-in-the-aquarium_Nature-and-Life_shutterstock

23 Types of Goldfish Breeds: Identification Guide (With Pictures)

7 Mistakes You Don’t Want to Make with Your Goldfish