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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

(1490 results)
Top Fin® Essentials Aquarium Starter Kit
6 sizes

Top Fin® Essentials Aquarium Starter Kit

(4528)
$34.99
$69.99
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Save 50% on 10 gallon & below Top Fin Essentials Starter Kits thru 11/1, price displayed
Free Same-Day Delivery, No Order Minimum!
Top Fin® Pre-Conditioned Aquarium Water - Fish Tank Care - 2.5 Gallon

Top Fin® Pre-Conditioned Aquarium Water - Fish Tank Care - 2.5 Gallon

(251)
$16.99
Get 40% OFF your 1st Autoship order
Buy 1, get the 2nd 25% off ALL Top Fin food & watercare
+ 2 more
Top Fin® Large Power Filter Cartridges - Fish Tank Filter Cartridges - 12 Count

Top Fin® Large Power Filter Cartridges - Fish Tank Filter Cartridges - 12 Count

(298)
$18.99
Buy 3, get the 4th FREE on ALL aquatic media, online only.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
API® Freshwater Aquarium Master Test Kit for pH, Ammonia, Nitrite & Nitrate

API® Freshwater Aquarium Master Test Kit for pH, Ammonia, Nitrite & Nitrate

(459)
$35.99
$39.99
Get 40% OFF your 1st Autoship order
Earn 20% in savings (10X pts) on aquatic API food & water care (includ. pond) thru 11/1
+ 2 more
Top Fin® PF-S Silenstream Aquarium Filter Cartridges - Fish Tank Filter Cartridges - 3-12 Count
2 sizes

Top Fin® PF-S Silenstream Aquarium Filter Cartridges - Fish Tank Filter Cartridges - 3-12 Count

(244)
$8.99
$9.99
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Buy 3, get the 4th FREE on ALL aquatic media, online only.
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Fluval® Plant & Shrimp Stratum Aquarium Substrate Planted Tank Substrate Shrimp Substrate
3 sizes

Fluval® Plant & Shrimp Stratum Aquarium Substrate Planted Tank Substrate Shrimp Substrate

(139)
$15.99
$17.99
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Seachem® Prime® Aquarium Water Conditioner Chlorine & Ammonia Detoxifier
4 sizes

Seachem® Prime® Aquarium Water Conditioner Chlorine & Ammonia Detoxifier

(383)
$3.19
$6.99
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Marineland® Open Glass Aquarium Glass Fish Tank 10 Gallon - 75 Gallon
3 sizes

Marineland® Open Glass Aquarium Glass Fish Tank 10 Gallon - 75 Gallon

(233)
$35.99
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Save 50% on 40-75G Aqueon® & Marineland® open glass aquariums thru 11/1, price displayed
Earn 50% in savings (25X pts) on Marineland & Aqueon open-glass aquariums thru 11/1. One-time use.
Top Fin® Bow Front Aquarium Starter Kit - 36 Gallon

Top Fin® Bow Front Aquarium Starter Kit - 36 Gallon

(501)
$143.99
$179.99
Save 20% on 20+ gallon Top Fin Essentials Starter Kits, price displayed
Free Same-Day Delivery, No Order Minimum!
Top Fin® Bow Front Raven Oak Aquarium Fish Tank Stand - 50-75 Gallon

Top Fin® Bow Front Raven Oak Aquarium Fish Tank Stand - 50-75 Gallon

(7)
$299.99
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Top Fin® Element EF-S Filter Cartridges - Fish Tank Filter Cartridges - 3-12 Count
3 sizes

Top Fin® Element EF-S Filter Cartridges - Fish Tank Filter Cartridges - 3-12 Count

(388)
$6.99
$15.99
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Buy 3, get the 4th FREE on ALL aquatic media, online only.
+ 3 more
Aqueon® Standard Glass Rectangle Aquarium Glass Fish Tank 2.5 Gallon - 55 Gallon
7 sizes

Aqueon® Standard Glass Rectangle Aquarium Glass Fish Tank 2.5 Gallon - 55 Gallon

(413)
$23.99
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Earn 50% in savings (25X pts) on Marineland & Aqueon open-glass aquariums thru 11/1. One-time use.
Free Same-Day Delivery, No Order Minimum!
Top Fin® All-In-One Betta Aquarium Starter Kit - 3 Gallon

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

(524)
$49.99
$54.99
Save 50% on 10 gallon & below Top Fin Essentials Starter Kits thru 11/1, price displayed
Free Same-Day Delivery, No Order Minimum!
Top Fin® Fascinate Column Aquarium Starter Kit

Top Fin® Fascinate Column Aquarium Starter Kit

(387)
$44.99
$89.99
Save 50% on 10 gallon & below Top Fin Essentials Starter Kits thru 11/1, price displayed
Free Same-Day Delivery, No Order Minimum!
Top Fin® Silenstream™ Small Filter Cartridges - Fish Tank Filter Cartridges - 6 Count

Top Fin® Silenstream™ Small Filter Cartridges - Fish Tank Filter Cartridges - 6 Count

(67)
$9.99
$15.99
Get 40% OFF your 1st Autoship order
Buy 3, get the 4th FREE on ALL aquatic media, online only.
+ 3 more
CaribSea Super Naturals Aquarium Sand - White Fish Tank Sand

CaribSea Super Naturals Aquarium Sand - White Fish Tank Sand

(37)
$23.79
$27.99
Free Same-Day Delivery, No Order Minimum!
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Top Fin® Aquarium Sand - Black - Fish Tank Substrate - 5-20 lb
2 sizes

Top Fin® Aquarium Sand - Black - Fish Tank Substrate - 5-20 lb

(6)
$9.99
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Top Fin® Corner Tank Aquarium Starter Kit - 6 Gallon

Top Fin® Corner Tank Aquarium Starter Kit - 6 Gallon

(403)
$42.49
$84.99
Save 50% on 10 gallon & below Top Fin Essentials Starter Kits thru 11/1, price displayed
Free Same-Day Delivery, No Order Minimum!
Nature's Ocean Live Nutri-Seawater for Saltwater Aquariums

Nature's Ocean Live Nutri-Seawater for Saltwater Aquariums

(37)
$21.39
$25.99
Get 40% OFF your 1st Autoship order
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Half Moon Aquarium - 3.5 Gallon

Top Fin® Half Moon Aquarium - 3.5 Gallon

(2102)
$34.99
Free Same-Day Delivery, No Order Minimum!
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Top Fin® Aquarium Hinged Glass Lid - Fish Tank Lid, Glass Aquarium Canopy - 2.5-75 Gallon
7 sizes

Top Fin® Aquarium Hinged Glass Lid - Fish Tank Lid, Glass Aquarium Canopy - 2.5-75 Gallon

(371)
$16.99
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Top Fin® Compact Aquarium Heater - Fish Tank Heater - 50-150 Watt
3 sizes

Top Fin® Compact Aquarium Heater - Fish Tank Heater - 50-150 Watt

(522)
$14.99
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Top Fin® Silenstream™ Aquarium Power Filter - Fish Tank Power Filter - 10-75 Gallon
5 sizes

Top Fin® Silenstream™ Aquarium Power Filter - Fish Tank Power Filter - 10-75 Gallon

(1620)
$17.79
$19.99
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Top Fin® Small Live Aquarium Plant Variety Pack for Fish Tanks - 4 in

Top Fin® Small Live Aquarium Plant Variety Pack for Fish Tanks - 4 in

(3)
$17.99
Buy 3, get the 4rd FREE on ALL live aquatic plants
Top Fin® Pre-Conditioned Betta Aquarium Water - 1 Gallon

Top Fin® Pre-Conditioned Betta Aquarium Water - 1 Gallon

(12)
$12.99
Get 40% OFF your 1st Autoship order
Buy 1, get the 2nd 25% off ALL Top Fin food & watercare
+ 2 more
Top Fin® Java Fern Live Aquarium Plant for Fish Tanks - 4-12 in
2 sizes

Top Fin® Java Fern Live Aquarium Plant for Fish Tanks - 4-12 in

(4)
$6.99
Options from
Buy 3, get the 4rd FREE on ALL live aquatic plants
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Top Fin® Premium Aquarium Gravel - Classic Beach - Fish Tank Substrate - 5 lb

Top Fin® Premium Aquarium Gravel - Classic Beach - Fish Tank Substrate - 5 lb

(68)
$7.99
Free Same-Day Delivery, No Order Minimum!
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Top Fin® Internal Filter Cartridges - IF-S - Fish Tank Filter Cartridges - 10 Gallon

Top Fin® Internal Filter Cartridges - IF-S - Fish Tank Filter Cartridges - 10 Gallon

(36)
$7.99
Get 40% OFF your 1st Autoship order
Buy 3, get the 4th FREE on ALL aquatic media, online only.
+ 3 more
Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner
2 sizes

Seachem® Stability® New Tank Stabilization System Aquarium Water Conditioner

(214)
$5.49
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Free Same-Day Delivery, No Order Minimum!
+ 1 more
Seachem® Purigen® Premium Synthetic Absorbent - Aquarium Filter Media for Fish Tanks
2 sizes

Seachem® Purigen® Premium Synthetic Absorbent - Aquarium Filter Media for Fish Tanks

(68)
$9.89
$12.99
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Buy 3, get the 4th FREE on ALL aquatic media, online only.
+ 3 more
Top Fin® Aquarium Air Pump - Fish Tank Air Pump
3 sizes

Top Fin® Aquarium Air Pump - Fish Tank Air Pump

(796)
$10.09
$18.99
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Top Fin® Anubias Barteri Live Aquarium Plant for Fish Tanks - 4 in

Top Fin® Anubias Barteri Live Aquarium Plant for Fish Tanks - 4 in

(51)
$6.99
Buy 3, get the 4rd FREE on ALL live aquatic plants
Free Same-Day Delivery, No Order Minimum!
Top Fin® Aquarium Gravel Vacuum - Multi-Size Fish Tank Gravel Vacuum - Small-Large
4 sizes

Top Fin® Aquarium Gravel Vacuum - Multi-Size Fish Tank Gravel Vacuum - Small-Large

(839)
$9.99
$10.99
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Top Fin® Amazon Sword Live Aquarium Plant for Fish Tanks - 4-12 in
3 sizes 1 color

Top Fin® Amazon Sword Live Aquarium Plant for Fish Tanks - 4-12 in

(184)
$6.99
Options from
Buy 3, get the 4rd FREE on ALL live aquatic plants
Free Same-Day Delivery, No Order Minimum!
API® Stress Coat Tap Water Aquarium Conditioner for Tap Water Dechlorinating
6 sizes

API® Stress Coat Tap Water Aquarium Conditioner for Tap Water Dechlorinating

(544)
$2.28
$4.99
Options from
Get 40% OFF your 1st Autoship order
Earn 20% in savings (10X pts) on aquatic API food & water care (includ. pond) thru 11/1
+ 2 more
Tetra® TetraMin® Tropical Flakes Fish Food Complete Diet for Tropical Fish
4 sizes

Tetra® TetraMin® Tropical Flakes Fish Food Complete Diet for Tropical Fish

(301)
$4.24
$4.99
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Save 40% On First Autoship Order of Aquatic Food
+ 2 more
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