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How to Set Up an Aquarium

Learn what you'll need & how to put it together for a happy fish habitat.

Fish

(1529 results)
Aqueon® Standard Glass Rectangle Aquarium
6 sizes

Aqueon® Standard Glass Rectangle Aquarium

(378)
$13.49 - $99.99
Save 50% on ALL Marineland® & Aqueon® open-glass aquariums thru 5/31
Buy Any Open Glass Tank, Get 20% OFF Top Fin Glass Hood - Online Only!
+ 1 more
Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon

Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon

(492)
$27.49
$54.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Top Fin® Large Power Filter Cartridges

Top Fin® Large Power Filter Cartridges

(289)
$17.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 3, Get the 4th FREE on All Aquatic Media - Online Only!
+ 2 more
Top Fin® Pre-Conditioned Aquarium Water

Top Fin® Pre-Conditioned Aquarium Water

(248)
$16.79 - $16.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Fluval® Plant & Shrimp Stratum Aquarium Substrate
3 sizes

Fluval® Plant & Shrimp Stratum Aquarium Substrate

(131)
$15.99 - $29.99
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
Sign In & Enjoy Free Shipping Over $49
API® Freshwater Aquarium Master Test Kit

API® Freshwater Aquarium Master Test Kit

(447)
$35.99
$39.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 1, get the 2nd 25% OFF ALL API® food & water care products (excludes pond) thru 5/31
+ 2 more
CaribSea Super Naturals Aquarium Sand - White

CaribSea Super Naturals Aquarium Sand - White

(33)
$19.99
$27.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
+ 2 more
Marineland® Open Glass Aquarium
3 sizes

Marineland® Open Glass Aquarium

(205)
$18.49 - $159.99
Save 50% on ALL Marineland® & Aqueon® open-glass aquariums thru 5/31
Buy Any Open Glass Tank, Get 20% OFF Top Fin Glass Hood - Online Only!
+ 1 more
Seachem® Prime® Aquarium Water Conditioner
4 sizes

Seachem® Prime® Aquarium Water Conditioner

(375)
$3.19 - $16.62
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Java Fern Live Plant
2 sizes

Top Fin® Java Fern Live Plant

(3)
$6.99 - $14.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Marineland® High-Definition LED Aquarim & Stand Ensemble - 125 Gallon

Marineland® High-Definition LED Aquarim & Stand Ensemble - 125 Gallon

(53)
$649.99
$999.99
$350 OFF Marineland High-Definition LED Ensemble - 125G
Marineland® High Definition LED Ensemble - 75 Gallon

Marineland® High Definition LED Ensemble - 75 Gallon

(590)
$449.99
$799.99
$350 OFF Marineland® High Definition LED Ensemble - 75 Gallon
Fluval® FX6 Aquarium Canister Filter

Fluval® FX6 Aquarium Canister Filter

(224)
$369.99
$419.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Aquarium & Stand Ensemble - 36 Gallon

Top Fin® Aquarium & Stand Ensemble - 36 Gallon

(99)
$199.99
$399.99
$200 OFF Top Fin® 36 Gallon Aquarium & Stand Ensemble Combo
Top Fin® Essentials Aquarium Starter Kit
6 sizes

Top Fin® Essentials Aquarium Starter Kit

(4434)
$55.99 - $249.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Fluval® 407 Performance Aquarium Canister Filter

Fluval® 407 Performance Aquarium Canister Filter

(129)
$229.99
$269.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Bow Front Aquarium Starter Kit - 36 Gallon

Top Fin® Bow Front Aquarium Starter Kit - 36 Gallon

(489)
$155.99
$194.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Top Fin® Captivate Aquarium Starter Kit

Top Fin® Captivate Aquarium Starter Kit

(443)
$107.99
$139.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Top Fin® Angled Aquarium -10 Gallon

Top Fin® Angled Aquarium -10 Gallon

(163)
$56.99
$94.99
Save 40% on select Top Fin® starter kits thru 5/31
Free Same-Day Delivery, No Order Minimum!
Fluval AC Power Filter
4 sizes

Fluval AC Power Filter

(151)
$42.99 - $97.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Shrimp & Plant Aquarium - 5 Gallon

Top Fin® Shrimp & Plant Aquarium - 5 Gallon

(106)
$41.99
$69.99
Save 40% on select Top Fin® starter kits thru 5/31
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Aquarium Hinged Glass Lid
7 sizes

Top Fin® Aquarium Hinged Glass Lid

(302)
$16.99 - $58.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy Any Open Glass Tank, Get 20% OFF Top Fin Glass Hood - Online Only!
+ 2 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges
2 sizes

Top Fin® PF-S Silenstream Aquarium Filter Cartridges

(238)
$8.99 - $17.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 3, Get the 4th FREE on All Aquatic Media - Online Only!
+ 2 more
Top Fin® Element EF-S Filter Cartridges
3 sizes

Top Fin® Element EF-S Filter Cartridges

(382)
$8.99 - $17.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 3, Get the 4th FREE on All Aquatic Media - Online Only!
+ 2 more
Activ-Flora Floracor Black Planted Aquarium Substrate

Activ-Flora Floracor Black Planted Aquarium Substrate

(23)
$20.80
$24.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
+ 2 more
Top Fin® Aquarium Sand - Black
2 sizes

Top Fin® Aquarium Sand - Black

(2)
$9.99 - $24.99
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
Top Fin® Half Moon Aquarium - 3.5 Gallon

Top Fin® Half Moon Aquarium - 3.5 Gallon

(2096)
$39.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Compact Aquarium Heater
3 sizes

Top Fin® Compact Aquarium Heater

(505)
$14.59 - $33.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
CaribSea African Cichlid Mix Aquarium Substrate

CaribSea African Cichlid Mix Aquarium Substrate

(43)
$15.39
$29.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
+ 2 more
Nature's Ocean Live Nutri-Seawater

Nature's Ocean Live Nutri-Seawater

(32)
$20.50
$25.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Pre-Conditioned Betta Water

Top Fin® Pre-Conditioned Betta Water

(10)
$11.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Aquarium Gravel - River Rock
2 sizes

Top Fin® Aquarium Gravel - River Rock

(8)
$7.99 - $25.99
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
Sign In & Enjoy Free Shipping Over $49
Top Fin® Silenstream™ Aquarium Power Filter
5 sizes

Top Fin® Silenstream™ Aquarium Power Filter

(1581)
$18.99 - $49.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® CN-S Corner Filter Cartridges
2 sizes

Top Fin® CN-S Corner Filter Cartridges

(52)
$8.99 - $14.99
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 3, Get the 4th FREE on All Aquatic Media - Online Only!
+ 2 more
Top Fin® Anubias Barteri Live Plant

Top Fin® Anubias Barteri Live Plant

(48)
$6.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
Top Fin® Premium Aquarium Gravel - Classic Beach

Top Fin® Premium Aquarium Gravel - Classic Beach

(68)
$7.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Earn 5,000 pts ($10 back in savings) when you spend $25+ on Aquatic Decor and Substrate. One-time use only.
+ 2 more
Omega™One Frozen Blood Worms Fish Food

Omega™One Frozen Blood Worms Fish Food

(208)
$8.99
$9.99
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 1, get the 2nd 25% OFF All frozen fish food thru 5/31
+ 1 more
Top Fin® Aquarium Air Pump
3 sizes

Top Fin® Aquarium Air Pump

(787)
$17.39 - $20.79
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
API® E.M. Erythromycin Fish Bacterial Infection Treatment

API® E.M. Erythromycin Fish Bacterial Infection Treatment

(75)
$17.88
$26.49
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Buy 1, get the 2nd 25% OFF ALL API® food & water care products (excludes pond) thru 5/31
+ 2 more
Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner
2 sizes

Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner

(206)
$3.94 - $8.00
35% off first order with Autoship
Save 15% when you spend $49+ on FREE Same-Day Delivery
Free Same-Day Delivery, No Order Minimum!
+ 1 more
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