Betta

(551 results)
Top Fin® Essentials Aquarium Starter Kit
6 sizes
(4538)
$34.99
$69.99
Options from
Save 50% on ALL 10 gallon & below Top Fin Essentials Starter Kits thru 11/29, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Pre-Conditioned Aquarium Water - Fish Tank Care - 2.5 Gallon
(253)
$16.99
Save 40% On First Autoship Order of Aquatic Watercare
Buy 2, get the 3rd 50% OFF ALL Top Fin conditioned water
API® Freshwater Aquarium Master Test Kit for pH, Ammonia, Nitrite & Nitrate
(459)
$35.99
$39.99
Save 40% On First Autoship Order of Aquatic Watercare
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Top Fin® Large Power Filter Cartridges for Fish Tanks - 12 Count
(300)
$17.99
$18.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® PF-S Silenstream Aquarium Filter Cartridges - 3-12 Count
2 sizes
(244)
$9.59
$18.99
Options from
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Fluval® Plant & Shrimp Stratum Aquarium Substrate Planted Tank Substrate Shrimp Substrate
3 sizes
(139)
$15.99
$17.99
Options from
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Bow Front Aquarium Starter Kit -  36 Gallon
(501)
$143.99
$179.99
Save 20% on 20+ gallon Top Fin Essentials Starter Kits thru 11/19, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon
(527)
$27.49
$54.99
Save 50% on ALL 10 gallon & below Top Fin Essentials Starter Kits thru 11/29, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Fascinate Column Aquarium Starter Kit
(387)
$44.99
$89.99
Save 50% on ALL 10 gallon & below Top Fin Essentials Starter Kits thru 11/29, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Silenstream™ Small Filter Cartridges for Fish Tanks - 6 Count
(67)
$9.99
$15.99
Save 40% On First Autoship Order of Aquatic Filter Media
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® Corner Tank Aquarium Starter Kit - 6 Gallon
(403)
$42.49
$84.99
Save 50% on ALL 10 gallon & below Top Fin Essentials Starter Kits thru 11/29, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Element EF-S Filter Cartridges for Fish Tanks - 3-12 Count
3 sizes
(388)
$6.99
$15.99
Options from
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® Compact Aquarium Heater - 50-150 Watt
3 sizes
(524)
$15.59
$14.99
Options from
Top Fin® Half Moon Aquarium - 3.5 Gallon
(2102)
$34.99
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Silenstream™ Aquarium Power Filter - 10-75 Gallon
5 sizes
(1624)
$17.79
$18.99
Options from
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® Premium Aquarium Gravel - Classic Beach - Fish Tank Substrate - 5 lb
(68)
$8.79
$7.99
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Aqua Natural Aquarium Sand - White Fish Tank Sand
(73)
$13.99
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Omega™One Frozen Blood Worms Fish Food High-Protein Frozen Fish Food for Aquarium Fish
(216)
$9.99
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Top Fin® Aquarium Air Pump
3 sizes
(796)
$18.99
Options from
API® Stress Coat Tap Water Aquarium Conditioner for Tap Water Dechlorinating
6 sizes
(544)
$2.28
$4.99
Options from
Save 40% On First Autoship Order of Aquatic Watercare
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Omega™One Frozen Bloodworms Fish Food High-Protein Frozen Fish Food for Aquarium Fish
(192)
$9.99
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Top Fin® Aquarium Gravel Vacuum - Small-Large
4 sizes
(839)
$10.99
$9.99
Options from
Top Fin® Aquarium Sponge Filter - 20-75 Gallon
3 sizes
(219)
$10.99
$9.99
Options from
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® Aquarium Water Conditioner - 4-16 fl oz
3 sizes
(261)
$5.49
$4.99
Options from
Save 40% On First Autoship Order of Aquatic Watercare
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Tetra® 6-in-1 Aquarium Water Test Strips for Aquarium Water Testing
(77)
$9.99
$12.99
Save 40% On First Autoship Order of Aquatic Watercare
Buy 1 Get the 2nd 25% OFF on ALL Aquatic Food & Watercare! Excludes Top Fin® pre-conditioned water.
Top Fin® Aquarium Airline Tubing - 8-25 ft
2 sizes
(102)
$4.99
Options from
Zoo Med Betta Leaf Hammock Betta Resting Leaf with Suction Cup
(516)
$2.99
$6.99
Save 25% when you buy 4+ ornaments, plastic plants & live plants, mix & match allowed
Marineland® High Definition LED Ensemble - 75 Gallon Fish Tank Kit with LED
(607)
$499.99
$799.99
Save $300 on Marineland® High Definition LED Ensemble - 75 Gallon Fish Tank Kit with LED thru 11/25, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Fluval® FX6 Aquarium Canister Filter for Fish Tank Filtration
(228)
$406.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Fluval® 407 Performance Aquarium Canister Filter for Fish Tank Filtration
(131)
$259.99
$256.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Fluval® FX4 Aquarium Canister Filter for Fish Tank Filtration
(143)
$337.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Fluval® 307 Performance Aquarium Canister Filter for Fish Tank Filtration
(108)
$217.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
Top Fin® Bourbon Oak Aquarium Fish Tank Stand - 20-37 Gallon
(143)
$152.99
$179.99
Save 15% on select Top Fin® aquarium stands thru 11/29, price displayed
Marineland® Modern LED Aquarium & Stand Ensemble - 60 Gallon LED Fish Tank Kit
(509)
$399.99
$649.99
Save $250 on Marineland® Modern LED Aquarium & Stand Ensemble - 60 Gallon LED Fish Tank Kit thru 11/25, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Top Fin® Captivate Aquarium Starter Kit
(454)
$119.99
$149.99
Save 20% on 20+ gallon Top Fin Essentials Starter Kits thru 11/19, price displayed
Buy any tank, get 20% OFF ALL aquarium substrate. Excludes gems.
Fluval® 207 Performance Aquarium Canister Filter for Fish Tank Filtration
(87)
$170.99
Buy Any Aquatic Filter and Get 20% Off All Aquatic Media
CaribSea® LifeRock™ Dry Live Rock Saltwater Reef Substrate Aquascaping Rock Décor
(71)
$62.67
$64.99
Save 25% when you buy 4+ ornaments, plastic plants & live plants, mix & match allowed
Top Fin® Mystic Oak Aquarium Fish Tank Stand - 20-37 Gallon
(144)
$152.99
$179.99
Save 15% on select Top Fin® aquarium stands thru 11/29, price displayed
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. ...
  7. 14

Betta Fish– Tanks, Food & Supplies 

Creating the perfect environment for your betta fish starts with the right aquarium setup. A betta fish tank should provide ample swimming space while maintaining clean, well-filtered water. Many betta owners opt for a 10-gallon fish tank to give their fish room to thrive. Proper aquarium lighting and aquarium heating are also essential, as bettas require stable water temperatures to stay healthy. 
Essential Supplies for a Betta Aquarium 
A well-equipped betta aquarium includes high-quality fish food, a stable fish tank stand, and carefully selected fish décor to create a comfortable habitat. Choosing a sturdy fish stand ensures stability, while plants, rocks, and ornaments provide hiding spots to reduce stress. 
Cleaning and Maintenance for a Healthy Tank 
Maintaining a clean fish aquarium is crucial for betta fish health. Regular water changes help remove waste and excess nutrients, while a reliable filtration system keeps the water clear. Cleaning the tank, decorations, and substrate on a routine basis prevents harmful bacteria buildup. Ensuring proper aquarium lighting and heating stability will also contribute to a stress-free environment. 
Shop Betta Fish Supplies at PetSmart 
From betta fish tanks to fish food, fish décor, and aquarium heating, PetSmart has everything you need to create a thriving habitat. Browse our selection online or visit a store today. 
Frequently Asked Questions (FAQs) 
What size tank does a betta need? 
A betta fish should have at least a 5-gallon tank, but a 10-gallon fish tank provides more space for swimming and better water stability. 
Do betta fish need to eat every day? 
Yes, bettas should be fed once or twice daily in small amounts to prevent overfeeding and water contamination. 
How many hours a day should the aquarium light be on? 
Betta fish need around 8-12 hours of aquarium lighting daily to maintain a natural day-night cycle.