Goldfish

(894 results)
Aqueon Standard Glass Rectangle Aquarium
7 sizes
(339)
$13.49 - $99.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Save 50% on ALL Aqueon & Marineland Open Glass Aquariums!
+ 2 more
Top Fin® Essentials Aquarium Starter Kit
8 sizes
(4377)
$55.99 - $191.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 2 more
Top Fin® Large Power Filter Cartridges
(289)
$17.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 2 more
API® Freshwater Aquarium Master Test Kit
(375)
$35.98
$50.48
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF Select API Food & Water Care! (excluding Pond)
+ 3 more
Top Fin® Half Moon Aquarium - 3.5 Gallon
(2080)
$39.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 2 more
Marineland Open Glass Aquarium
3 sizes
(189)
$18.49 - $159.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Save 50% on ALL Aqueon & Marineland Open Glass Aquariums!
+ 2 more
Top Fin® Compact Aquarium Heater
3 sizes
(497)
$14.59 - $33.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Seachem® Prime® Aquarium Water Conditioner
4 sizes
(375)
$3.19 - $16.69
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Save 35% On Your First Autoship Order!
+ 2 more
Top Fin® Premium Aquarium Gravel - Classic Beach
(66)
$7.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner
2 sizes
(202)
$3.94 - $8.00
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Save 35% On Your First Autoship Order!
+ 2 more
Marineland® High Definition LED Ensemble - 75 Gallon
(586)
$499.99
$799.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 1 more
Fluval® FX6 Aquarium Canister Filter
(219)
$369.99
$419.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® 36 Gallon Aquarium & Stand Ensemble Combo
(90)
$249.99
$399.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 1 more
Fluval FX2 Aquarium Canister Filter
(45)
$269.99
$319.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Fluval® 407 Performance Aquarium Canister Filter
(129)
$229.99
$269.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Bow Front Aquarium Starter Kit -  36 Gallon
(482)
$155.99
$194.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 2 more
Top Fin® Fascinate Column Starter Kit
(351)
$71.99
$89.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 2 more
Top Fin® Captivate Starter Kit
(431)
$111.99
$139.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Online Only! Save 20% on select habitats and tanks with code: HABITAT20
+ 2 more
Fluval AC Power Filter
4 sizes
(145)
$42.99 - $97.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Aqua Natural Aquarium Sand - Galaxy Black
2 sizes
(99)
$14.69 - $25.19
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(238)
$8.99 - $17.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 3 more
Zoo Med Mopani Wood Aquarium Ornament
4 sizes
(202)
$4.09 - $54.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 2 Get the 3rd FREE on Aquatic Ornaments!
+ 2 more
Top Fin® Element EF-S Filter Cartridges
3 sizes
(380)
$8.99 - $17.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 3 more
Top Fin® Aquarium Hinged Glass Lid
7 sizes
(265)
$16.99 - $58.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy Any Open Glass Tank, Get a Top Fin® Glass Lid for 20% OFF!
+ 2 more
Activ-Flora Floracor Black Planted Aquarium Substrate
(20)
$24.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Silenstream™ Small Filter Cartridges
(65)
$14.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 3 more
Aqua Natural Aquarium Sand - White
(71)
$14.69
$20.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Silenstream™ Aquarium Power Filter
5 sizes
(1555)
$18.99 - $49.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
API® Stress Coat Tap Water Aquarium Conditioner
6 sizes
(440)
$2.28 - $37.58
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF Select API Food & Water Care! (excluding Pond)
+ 3 more
Omega™One Frozen Blood Worms Fish Food
(208)
$8.99
$9.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF ALL San Francisco Bay & Omega One Frozen Fish Food!
+ 1 more
Omega™ One Frozen Brine Shrimp Fish Food
(96)
$6.99
$7.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF ALL San Francisco Bay & Omega One Frozen Fish Food!
+ 1 more
Omega™One Frozen Bloodworms Fish Food
(190)
$9.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF ALL San Francisco Bay & Omega One Frozen Fish Food!
+ 1 more
Top Fin® Aquarium Gravel Vacuum
4 sizes
(824)
$9.99 - $21.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Seachem® Purigen® Premium Synthetic Absorbent
2 sizes
(60)
$9.19 - $15.79
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 3 more
Top Fin® Aquarium Sponge Filter
3 sizes
(208)
$9.99 - $19.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Silenstream Filter Cartridge - 3pk
(120)
$8.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 50% OFF Select Aquatic Media!
+ 3 more
API® Quick Start Aquarium Cycling Water Conditioner
3 sizes
(222)
$8.68 - $17.38
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Buy 1 Get the 2nd 25% OFF Select API Food & Water Care! (excluding Pond)
+ 3 more
Top Fin® Aquarium Air Pump
3 sizes
(778)
$17.39 - $20.79
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Premium Aquarium Gravel - Black & Neon
3 sizes
(60)
$4.99 - $25.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix
2 sizes
(52)
$7.99 - $25.99
Earn 5,000 pts ($10 back in savings) when you spend $50 on merch, services, and donations purchased in-store or online.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
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Goldfish Care – Tanks, Food & Supplies 

Goldfish are one of the most popular pet fish due to their bright colors and active nature. To keep them healthy, a properly maintained goldfish tank with ample swimming space is essential. Unlike common misconceptions, goldfish require more than a small bowl, they thrive in spacious goldfish tanks with efficient filtration and proper water conditions. 
Creating the Ideal Goldfish Habitat 
Goldfish require ample space to thrive. For fancy goldfish, a minimum of 20 gallons per fish is recommended. Common goldfish, which can grow larger, may require more space. Adding tank decorations not only enhances the tank’s appearance but also provides enrichment and hiding spots for goldfish. A fish tank light helps maintain a consistent day-night cycle, promoting natural behaviors. 
Cleaning and Care for Goldfish Tanks 
Goldfish produce more waste than other fish, making regular cleaning and filtration essential. Routine water changes, along with a strong filter, help maintain water clarity and quality. Choosing the right goldfish food is also important, balanced pellets or flakes formulated for goldfish provide the nutrients needed for healthy growth and vibrant coloration. 
Shop Goldfish Supplies at PetSmart 
From high-quality goldfish food to spacious goldfish tanks, fish tank decorations, and essential equipment like fish tank stands and lighting, PetSmart has everything you need to care for your goldfish. Shop online or visit a store today. 
Frequently Asked Questions (FAQs) 
Are goldfish hard to take care of? 
Goldfish are relatively easy to care for, but they require a properly maintained goldfish aquarium with good filtration, regular water changes, and a balanced diet. 
Do goldfish need a heater? 
Goldfish are cold-water fish and generally do not require a heater, but maintaining a stable water temperature is important for their health. 
How often do you feed a goldfish? 
Goldfish should be fed small amounts 1-2 times per day using high-quality goldfish food that meets their nutritional needs. 
Can goldfish live with other fish? 
Goldfish can live with other cold-water fish species of similar size and temperament, but overcrowding should be avoided to maintain water quality