What size saltwater fish tank should a beginner get?

A beginner should consider a tank between 30 to 55 gallons. Smaller tanks can be more difficult to maintain due to rapid changes in water quality, while mid-sized tanks offer more stability and flexibility.

What shape of tank is best for a saltwater aquarium?

Rectangular tanks are generally best because they provide more surface area for gas exchange and easier access for maintenance. They also allow for better aquascaping and fish movement.

What equipment do I need to start a saltwater fish tank?

You'll need a tank, filtration system, heater, protein skimmer, lighting (especially for reef setups), salt mix, hydrometer or refractometer, substrate, and live rock or decor. A test kit is also essential for water monitoring.

Is a saltwater fish tank hard to maintain?

Saltwater tanks require more attention than freshwater tanks, especially during setup. However, with consistent maintenance, proper equipment, and a bit of research, they can be a manageable and rewarding hobby.

Saltwater Fish Tanks - Page 2 (Free Shipping)

Slide 1 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 2 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 3 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 4 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 5 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 6 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 7 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 8 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal slide 9 of 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal

$119.29 Chewy Price

($33.14/gl) Price per Unit

$122.31 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Slide 1 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 2 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 3 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 4 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 5 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 6 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 7 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 8 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal slide 9 of 9

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal

Rated 4.3 out of 5 stars

16

$146.26 Chewy Price

($7.32/gl) Price per Unit

$152.91 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Slide 1 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal slide 2 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal slide 3 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal slide 4 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal slide 5 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal slide 6 of 6

Lifegard Crystal Bookshelf Aquarium, 16-gal

Rated 4.4 out of 5 stars

15

$199.99 Chewy Price

($12.50/gl) Price per Unit

$200.03 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Slide 1 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 2 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 3 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 4 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 5 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 6 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal slide 7 of 7

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal

Rated 3 out of 5 stars

2

$15.89 Chewy Price

($7.95/ea) Price per Unit

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium Kit with LED Light, 5-mm, 3.6-gal

$184.54 Chewy Price

($51.27/gl) Price per Unit

$205.04 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 6-mm,14-ga...

Rated 3.3 out of 5 stars

3

$262.19 Chewy Price

($18.73/gl) Price per Unit

$291.32 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Nana Cube Low Iron Ultra Clear Glass Tank with HOF-1 Hang On Filter, 5-mm, 3-gal

$110.73 Chewy Price

($36.91/gl) Price per Unit

$111.84 List Price

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Clear Glass Rimless Aquarium with HOF-3 Hang On Filter, 5-mm, 15-gal

$203.30 Chewy Price

($13.56/gl) Price per Unit

$225.89 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Acrylic Dividers tank model R460041 & R460081, 22-gal

Rated 1 out of 5 stars

1

$26.90 Chewy Price

($1.23/gl) Price per Unit

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Clear Glass Bookshelf Aquarium with HOF-3 Filter, 6-mm, 16-gal

Rated 2.3 out of 5 stars

3

$257.44 Chewy Price

($16.09/gl) Price per Unit

$286.04 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Acrylic Dividers tank model R460043 & R460083, 2-pack, 11-gal

Rated 3 out of 5 stars

2

$19.34 Chewy Price

($9.67/ea) Price per Unit

$19.56 List Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 5-mm, 3.8-...

$181.89 Chewy Price

($47.87/gl) Price per Unit

$202.11 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Clear Glass Rimless Aquarium with HOF-2 Hang On Filter, 5-mm, 5-gal

Rated 5 out of 5 stars

1

$127.73 Chewy Price

($25.55/gl) Price per Unit

$141.92 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Lifegard Clear Glass Bookshelf Aquarium with HOF-2 filter, 5-mm, 11-gal

$214.21 Chewy Price

($19.48/gl) Price per Unit

$238.01 List Price

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Acrylic Dividers tank model R460042 & R460082, 16-gal, 2-pack

Rated 5 out of 5 stars

1

$22.78 Chewy Price

($0.72/gl) Price per Unit

$23.23 List Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Bookshelf Aquarium R460044 & R460084 Acrylic Dividers, Black, 2-pack, 6-gal

Rated 5 out of 5 stars

1

$17.09 Chewy Price

($8.55/ea) Price per Unit

$17.11 List Price

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Acrylic Dividers tank model R460043 & R460083, Black, 2-pack, 11-gal

Rated 1 out of 5 stars

1

$20.78 Chewy Price

($10.39/ea) Price per Unit

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Out of Stock

Penn-Plax Water World Luxury Cylinder Acrylic Aquarium, Large, 53-gal

Free delivery on first-time orders
Free 365-day returns
Arrives between May 31 and Jun 3

Out of Stock

Penn-Plax Aquasphere 360⁰ Fish Aquarium, 14-gal

Rated 3.5 out of 5 stars

13

Free delivery on first-time orders
Free 365-day returns
Arrives between May 31 and Jun 3

Out of Stock

JBJ Aquarium Nano-Cube 24 LED Fish Aquarium, 24-gal

Rated 4.5 out of 5 stars

2

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 2 and Jun 6

Out of Stock

Underwater Treasures Aqua One Betta Duo Aquarium, 5.3-gal

Rated 4.2 out of 5 stars

6

Free 1-3 day delivery on first-time orders
Free 365-day returns

Out of Stock

JBJ Aquarium Nano-Cube LED Fish Aqurium Cabinet Stand, 24-gal

Rated 4.2 out of 5 stars

6

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 2 and Jun 6

Out of Stock

Lifegard Full View Aquarium Kit with Submersible Filter, 7-gal

Rated 5 out of 5 stars

1

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Out of Stock

H2Pro Glass CanopyS Aquarium Fish Tank Cover

Rated 4 out of 5 stars

7

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Out of Stock

Lifegard Clear Glass Bookshelf Aquarium with HOF-2 Filter, 5-mm, 6-gal

Rated 3.6 out of 5 stars

10

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Out of Stock

Lifegard Acrylic Dividers tank model R460042 & R460082, Black, 16-gal, 2-pack

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Out of Stock

Aquael Shrimp Aquarium Cabinet / Stand

Rated 2 out of 5 stars

1

Free 1-3 day delivery on first-time orders
Free 365-day returns

Out of Stock

Lifegard Acrylic Dividers tank model R460041 & R460081, Black, 22-gal, 2-pack

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Saltwater Fish Tanks

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium, 5-mm, 3.6-gal

Lifegard Long Clear Glass Bookshelf Aquarium, 6-mm, 20-gal

Lifegard Crystal Bookshelf Aquarium, 16-gal

Lifegard Acrylic Dividers tank model R460044 & R460084, 2-pack, 6-gal

Lifegard Low Iron Ultra Clear Glass Terrarium/Paludarium Kit with LED Light, 5-mm, 3.6-gal

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 6-mm,14-ga...

Lifegard Nana Cube Low Iron Ultra Clear Glass Tank with HOF-1 Hang On Filter, 5-mm, 3-gal

Lifegard Clear Glass Rimless Aquarium with HOF-3 Hang On Filter, 5-mm, 15-gal

Lifegard Acrylic Dividers tank model R460041 & R460081, 22-gal

Lifegard Clear Glass Bookshelf Aquarium with HOF-3 Filter, 6-mm, 16-gal

Lifegard Acrylic Dividers tank model R460043 & R460083, 2-pack, 11-gal

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 5-mm, 3.8-...

Lifegard Clear Glass Rimless Aquarium with HOF-2 Hang On Filter, 5-mm, 5-gal

Lifegard Clear Glass Bookshelf Aquarium with HOF-2 filter, 5-mm, 11-gal

Lifegard Acrylic Dividers tank model R460042 & R460082, 16-gal, 2-pack

Lifegard Bookshelf Aquarium R460044 & R460084 Acrylic Dividers, Black, 2-pack, 6-gal

Lifegard Acrylic Dividers tank model R460043 & R460083, Black, 2-pack, 11-gal

Penn-Plax Water World Luxury Cylinder Acrylic Aquarium, Large, 53-gal

Penn-Plax Aquasphere 360⁰ Fish Aquarium, 14-gal

JBJ Aquarium Nano-Cube 24 LED Fish Aquarium, 24-gal

Underwater Treasures Aqua One Betta Duo Aquarium, 5.3-gal

JBJ Aquarium Nano-Cube LED Fish Aqurium Cabinet Stand, 24-gal

Lifegard Full View Aquarium Kit with Submersible Filter, 7-gal

H2Pro Glass CanopyS Aquarium Fish Tank Cover

Lifegard Clear Glass Bookshelf Aquarium with HOF-2 Filter, 5-mm, 6-gal

Lifegard Acrylic Dividers tank model R460042 & R460082, Black, 16-gal, 2-pack

Aquael Shrimp Aquarium Cabinet / Stand

Lifegard Acrylic Dividers tank model R460041 & R460081, Black, 22-gal, 2-pack

Fish Type

Aquarium Style

Brand

Deals & Savings

Price

Customer Rating