Fish Deals

(155 results)
Top Fin® Essentials Aquarium Starter Kit
8 sizes
(4099)
$89.99 - $263.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
Top Fin® Large Power Filter Cartridges
(258)
$27.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Marineland® High Definition LED Ensemble - 75 Gallon
(600)
$767.99
$959.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Marineland Open Glass Aquarium
3 sizes
(96)
$44.99 - $239.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Top Fin® 36 Gallon Aquarium & Stand Ensemble Combo
(53)
$383.99
$479.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Aqueon Standard Glass Rectangle Aquarium
5 sizes
(210)
$19.99 - $159.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes
(217)
$11.99 - $27.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Fluval Aquaclear Aquarium Power Filter
4 sizes
(84)
$51.99 - $119.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Element EF-S Filter Cartridges
3 sizes
(357)
$11.99 - $27.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
API® Freshwater Aquarium Master Test Kit
(293)
$46.74
$54.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Sign in & Save 25% on your first Autoship Order!
+ 2 more
Top Fin® Silenstream Filter Cartridge - 3pk
(107)
$11.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix
2 sizes
(45)
$9.99 - $30.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
API® Stress Coat Tap Water Aquarium Conditioner
4 sizes
(351)
$5.09 - $16.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Sign in & Save 25% on your first Autoship Order!
+ 2 more
Marineland High-Definition LED Ensemble - 125G
(25)
$1,039.99
$1,299.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Fluval® FX6 Aquarium Canister Filter
(198)
$503.99
$629.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Fluval FX2 Aquarium Canister Filter
(32)
$359.99
$449.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® 407 Performance Aquarium Canister Filter
(118)
$319.99
$399.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® FX4 Aquarium Canister Filter
(121)
$439.99
$549.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Bow Front Aquarium Starter Kit -  36 Gallon
(439)
$223.99
$279.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Fluval® 307 Performance Aquarium Canister Filter
(95)
$279.99
$349.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Fluval® 207 Performance Aquarium Canister Filter
(79)
$211.99
$264.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Marineland® Modern LED Aquarium & Stand Ensemble - 60 Gallon
(499)
$623.99
$779.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Top Fin® Premium Aquarium Gravel - Brown & White
(30)
$30.99
$35.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Marineland® Simple Modern LED Aquarium & Stand Ensemble - 45 Gallon
(132)
$527.99
$659.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Top Fin® Silenstream™ Small Filter Cartridges
(63)
$19.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® Silenstream™ Large Filter Cartridges
(135)
$19.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
CaribSea Super Naturals Aquarium Sand - White
(22)
$24.99
$29.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Marineland® Penguin Rite Size C Power Filter Cartridges
(92)
$29.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® CN-S Corner Filter Cartridges
2 sizes
(48)
$10.99 - $19.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
FLUVAL Active Carbon Insert 3-Pack
3 sizes
(8)
$8.99 - $15.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Aqua Natural Quartz Aquarium Gravel - Black
(51)
$24.99
$29.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Tetra® Whisper Bio-Bag Disposable Filter Cartridge
2 sizes
(190)
$14.99 - $27.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Seachem® Purigen® Premium Synthetic Absorbent
2 sizes
(46)
$17.99 - $19.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® Premium Aquarium Gravel - Black & Neon
3 sizes
(48)
$6.99 - $30.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Internal Filter Cartridges
(26)
$10.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® Retreat™ RF-L Filter Cartridges
(107)
$19.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
Top Fin® Premium Aquarium Gravel - Bright White
3 sizes
(58)
$6.99 - $30.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
Top Fin® Premium Aquarium Gravel - Deep Blue
3 sizes
(57)
$3.27 - $30.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Enjoy Free Same-day delivery!
+ 1 more
FLUVAL AC BioMax Insert 1-Pack
3 sizes
(8)
$8.99 - $11.99
Buy 1 get 2nd 30% off Aquatic Media
5X points (10% back in savings) on merchandise & services, thru 6/15*
+ 3 more
API® Aquarium Salt
(185)
$11.04
$12.99
5X points (10% back in savings) on merchandise & services, thru 6/15*
Sign in & Save 25% on your first Autoship Order!
+ 2 more
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Fish tanks and stands for every aquatic environment 
Explore our variety of fish tanks and fish aquarium stands on sale, including options for hobbyists and seasoned aquarists. From small desktop aquariums to large tanks suitable for a diverse array of fish and plants, find the perfect setup to match your home's décor and your aquatic pets' needs.  
 
Fish starter kits to jumpstart your aquarium journey 
Our fish starter kits are a perfect choice for those new to fish keeping. These kits come equipped with all the essentials needed to create a thriving aquatic environment, including tanks, filters, lighting and sometimes even décor. It's an easy and cost-effective way to dive into the hobby. 
 
Enhance your aquarium with our décor options 
Our extensive selection of aquarium décor can transform your tank into a stunning underwater world. Choose from a variety of substrates, artificial plants and themed decorations to create a visually appealing environment for your fish. Décor also provides hiding spots and enriches the habitat for your aquatic pets, making their space as functional as it is beautiful. 
 
Discounts on filters and pumps to maintain a healthy aquarium 
Keeping the water clean and well-oxygenated is crucial for the health of your fish. Our sales on fish supplies include a wide range of filters and pumps that suit various tank sizes and types. These essential items help maintain water clarity, remove waste and ensure proper circulation, creating a safe and healthy environment for your aquatic life. 
 
Why shop for fish supplies at PetSmart? 
Shopping at PetSmart means you get access to high-quality products at competitive prices. With special PetSmart fish deals on a variety of fish supplies, you can set up and maintain your aquarium without stretching your budget. Enjoy convenient shopping features like in-store and curbside pickup and take advantage of free shipping for Treats Members on orders over $49. Whether you are just starting or looking to upgrade your aquarium setup, PetSmart is your go-to destination for all things aquatic. Shop now and see how our products can enhance your fish keeping experience.