Goldfish

(34 results)
Tetra® Whisper IQ Power Aquarium Filter
5 sizes
(366)
$13.99 - $39.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Spend $25+ get 2,500 points on all filters and media
+ 2 more
Tetra® Whisper Bio-Bag Disposable Filter Cartridge
2 sizes
(194)
$6.49 - $14.59
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Buy 1 Get 2nd 50% Off all Aquatic Media
+ 4 more
Tetra® 10-Gallon STEM Aquarium Kit
(10)
$79.97
$109.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Free Same-Day Delivery, No Order Minimum!
Tetra HT Submersible Aquarium Heater
(859)
$15.29 - $23.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Tetra® TetraFin Goldfish Flakes
3 sizes
(264)
$1.99 - $8.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
TetroPro™ Goldfish Crisps Fish Food Flakes
(45)
$11.09
$15.59
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® 6 N 1 Aquarium Water Test Strips
(75)
$9.99
$11.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Whisper Aquarium Air Pump
4 sizes
(412)
$17.39 - $34.69
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® EasyBalance Nitraban Aquarium Water Treatment
(148)
$13.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® AquaSafe Plus Aquarium Dechlorinator Water Conditioner
3 sizes
(192)
$6.99 - $17.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Aquarium Lifeguard Halo Shield All-In-One-Treatment
(135)
$6.09
$16.49
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra BIO-Bag® Aquarium Cartridges
2 sizes
(46)
$4.99 - $12.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Buy 1 Get 2nd 50% Off all Aquatic Media
+ 4 more
Tetra® SafeStart Aquarium Cycling Water Conditioner
(163)
$10.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Whisper In Tank Power Aquarium Filters
(133)
$26.19
$29.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Spend $25+ get 2,500 points on all filters and media
+ 2 more
Tetra® Whisper In Tank Power Aquarium Filters
(424)
$15.99
$19.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Spend $25+ get 2,500 points on all filters and media
+ 2 more
Tetra® Whisper Bio Bag 20-60 Filter Cartridges
2 sizes
(110)
$6.49 - $7.29
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Buy 1 Get 2nd 50% Off all Aquatic Media
+ 4 more
Tetra Whisper Bio Bag Filter Media 6 ct
(0)
$9.49
Buy 1 Get 2nd 50% Off all Aquatic Media
Spend $25+ get 2,500 points on all filters and media
+ 2 more
Tetra® 3-Gallon Half-Moon STEM Aquarium Kit
(8)
$59.97
$79.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Tetra Goldfish Worm Shaped Bits
(62)
$4.79
$5.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Pond Water Garden Pump Pre-Filter
(4)
$11.99
$15.49
Buy 1 Get 2nd 50% Off all Aquatic Media
Spend $25+ get 2,500 points on all filters and media
+ 2 more
Tetra® Pond Tubing
(8)
$18.99
$20.59
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Tetra® Pond Waterfall Filter
(14)
$64.99
$119.99
Spend $25+ get 2,500 points on all filters and media
Sign In & Enjoy Free Shipping Over $49
Tetra® Pond Submersible Flat Box Filter
(8)
$17.99
$31.99
Spend $25+ get 2,500 points on all filters and media
Sign In & Enjoy Free Shipping Over $49
Tetra® Pond Telescoping Pond Net
(0)
$15.99
$27.49
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Tetra® Pond Decorative Water Lily
(4)
$3.89
$5.99
Sign In & Enjoy Free Shipping Over $49
Tetra® Pond Filtration Fountain Kit
(13)
$40.09
$65.79
Spend $25+ get 2,500 points on all filters and media
Sign In & Enjoy Free Shipping Over $49
Tetra® Quick Dip Aquarium Water Test Kit
(94)
$7.19
$18.99
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Tetra® TetraVacation™ Slow Release Tropical Fish Feeder
(151)
$3.69
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Tetra® TetraWeekend Slow Release Tropical Fish Feeder
(159)
$3.89
$5.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Whisper 3i In Tank Filter
(197)
$12.89
$14.99
Spend $25+ get 2,500 points on all filters and media
Sign In & Enjoy Free Shipping Over $49
Tetra® Aquarium Algae Control
(126)
$6.49
Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
Tetra® WaterClarifier Aquarium Water Clarifier
(132)
$8.99
Earn 5,000 points ($10 in savings) when you place a $40 Free Same Day Delivery order
Save 35% On Your First Autoship Order!
+ 2 more
Tetra® Whisper In Tank Power Aquarium Filters
(138)
$34.99
$39.09
Spend $25+ get 2,500 points on all filters and media
Sign In & Enjoy Free Shipping Over $49
Tetra® TetraPond ClearChoice PF-1 Biofiliter Replacement Pad
(2)
$13.59
$18.99
Buy 1 Get 2nd 50% Off all Aquatic Media
Spend $25+ get 2,500 points on all filters and media
+ 2 more
  1. 1

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