Goldfish
Browse Goldfish articles on Hepper Pet Resources.
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How to Breed Goldfish: 11 Vet-Approved Tips
Goldfish are interesting, fun, and social fish that many people love to keep. They come in a variety of unique and beautiful breeds, and because of this, some…
How Big Can Goldfish Get? Average vs Potential Size
How big do goldfish get? Good question. But a better question is... How big CAN goldfish get? There's a difference! The size a goldfish grows depends on many f…
Do Goldfish Need an Air Pump? 5 Signs You Should Add Oxygen
Quick fact: We need oxygen to live… and goldfish need it too. They may not have lungs, but they actually need A LOT of oxygen to live. If you don’t provide you…
How to Treat Goldfish Flukes in 5 Steps (Disease Control)
I've got some bad news: Your goldfish may have come to you with more than fins, scales, and a cute face, and it is likely to have little invisible pests (and t…
5 Best Acrylic Fish Tanks - 2026 Reviews & Buyer's Guide
The world of acrylic aquariums is a rapidly expanding market, and for good reason. Acrylic is stronger and lighter than glass, shatterproof, and produces almos…
9 Oldest Goldfish in the World Have 4 Weird Things in Common (Vet-Reviewed)
These oldie goldies all lived to be over 2 decades old. Some more than double that. Wow! However, such extreme lifespans are uncommon. As goldfish owners, can…
How to Quarantine New Fish Properly: 4 Steps (Vet Answer)
An important concept of fish keeping is quarantining any new fish or live plants you purchase before introducing them to an established, healthy community aqua…
7 Best Goldfish Tank Backgrounds in 2026 - Reviews & Top Picks
A few decades ago, aquarium backgrounds came in pretty much the same boring style with similar color schemes. Today, we have tons more options than we did befo…