Shop for Aquariums

Betta Keeper Hex Aquarium Kit

Use Lee's Betta Hex Kit-Single to house and display the Betta Splendens, also known as the Siamese Fighting Fish. Includes Hex Aquarioum, Gravel & Plant Aquarium Dimensions 4.8"L x 3.8"W x 5.4"H No filtration system is required for this low-maintenance tank

Tri-Plex Betta Kit

The unique design of Lees Aquarium Triplex Deco aquarium features three independent compartments. The self centering , removable lid provides a pivoting, self latching feeding hole cover and an airline tubing hole for each individual compartment.A great Betta showcase, safely separated as many as three Bettas, while the close proximity prompts them to intensify their colors, spread their fins and flair their gills for a delightful and colorful display.- Size is 8-1/2" long x 4-3/4" high x 4-1/4" diameter

Eclipse Integrated Aquarium System Kit

Marineland Eclipse Integrated Aquarium System has a unique combination of beauty, precision and 3-stage BIO- Wheel filtration efficiency, the Eclipse Aquarium Systems are fascinating showpieces for home or office or anywhere. Eclipse Aquarium Kit Includes: 360 Degree View Tank Fluorescent Lighting Hood & Lamp BIO-3 Stage Filter BIO-Safe Tap Water Conditioner BIO-Coat Stress Defense Marineland BIO-Blend Tropical Fish Food Informative beginners fishkeeping guide Marineland Eclipse Aquarium Systems easily accommodate accessories such as heaters and airline tubing. There are no hoses, no cumbersome filter boxes, no noisy air pumps. And because the Eclipse Rite-Size Filter Cartridge is inside the top mounted frame, rear space requirements are minimal. Eclipse Aquarium Sizes:Eclipse System Three- (3 Gallon Tank)Eclipse System Twelve- (12 Gallon Tank)

Kritter Keeper Round

Our round Lees Kritter Keepers feature snap-tight lids with airline access hole (except small size), and matching pedestal stand. All lids have hinged viewer/feeder windows and the large size has an attachment hole. The small size is an ideal home for Betta Splendens.Lees Kritter Keepers may be used as a space-saving aquarium or insect haven. Also ideal as a small animal keeper, critter tote, terrarium or nursery. Comes in assorted colors, let us pick a color for you! Round Kritter Keeper makes a great aqquarium or terrarium All lids have a hinged window for easy feeding and viewing

Clean Sweep Betta Tank

The Clean Sweep Betta Tank features a beautiful, highly practical design that makes it the next step in Betta display aquariums. The Clean Sweep Betta Tank comes with a magnetically attached Sweeper Rod that allows you to move waste to the SRS drain for complete removal. Also if you turn it gently through the Nitrastratetm after feeding you'll give your pet one more chance to get the food he missed. Comes with acrylic safe cleaning pad, plant and Betta care instructions. Comes with acrylic safe cleaning pad and plant Built in, leak-proof drain makes water changes easy Perfect fit helps prevent evaporation or fish jumping out Tank measures 4.5" x 4.5" x 6.75"

Betta Condo - T.V.

Zoo Med Betta Condo TV Style. These Tanks are for Bettas or other small Nano Tank animals: Shrimp, Crayfish, Dwarf Frogs, Killifish, Micro Tetras, Micro Rasboras, etc. Each Betta Condo includes ZOO MED's Guide to Bettas Booklet plus Betta Food and Water Conditioner samples.Available Sizes: 1 Gallon 2 Gallons

Aquarium Waterfall Globe

Perfect Aquarium Waterfall Globe is a 1.8 gallon crystal clear glass aquarium that has a unique waterfall feature! This beautiful aquarium features: Pump driven power filter with water spillway (uses Whisper Small Bio-Bag Cartridges) Integrated lighting system that has 8 bright white LEDs On/Off switch to operate LEDs Beautifully crafted black base with light arm Single power cord with low voltage power adapter to operate the light & filter

5G Aquarium Kit with LED Light - 5 Gallons

The GloFish 5 Gallon Aquarium Kit with Blue LED Light is the perfect aquarium to highlight your GloFish Fluorescent fish. The 6 blue LED lights in the bubbler enhance the color of the GloFish and provide aeration to your tank. 5 Gallon Aquarium with Whisper internal filtration Overhead 16 Blue LED lights - 0.96 watts total The GloFish Aquarium Kit will make a great addition to any home or office GloFish Aquarium Kit inlcudes:Cresent Shaped seamless plastic 5 gallon aquarium, Clear plastic canopy, Blue LED overhead light, Whisper internal filtration and Medium Bio-Bag filter cartridge.

1.8G Waterfall Aquarium Kit with LED - 1.8 Gallons

The GloFish Waterfall Globe with Blue LED is a 1.8 gallon crystal clear glass globe with integrated Whisper internal filtration, a waterfall feature, and 8 enhancing blue LED lights. The waterfall's soothing sound and increased aeration add to your tank, while the blue LEDs enhance the colors and beauty of the globe and your fish. A single low voltage adapter powers the filter and the LED lighting. 1.8 gallon glass waterfall globe with built-in 3i filtration 8 Blue LEDs enhance the color of GloFish Calming waterfall feature Includes small BioBag filter cartridge and a single power cord for the filter and light. 12 x 10.75 x 13.5 inches and .48 total watts. 8 blue .06 Watt LEDs.

Mini Hex Aquarium Kit

Tom Aquarium Products mini hex kit is a one gallon aquarium tank starter kit. An ideal decor aquarium for small spaces like offices, bedrooms and makes a great gift for children! Mini Hex Aquarium Kit Contains: One Gallon Hex Tank with Stand Frame & Clear plastic top Air Pump, Airstone and Airline Tube Undergravel Filter Plastic Plant Gravel

Betta Hex Dual

New and exclusive from Lee’s! Create a spectacular eye catching Betta display. The Dual BettaHex uniquely houses one or two Betta Splendens (Siamese Fighting Fish) or even a fancy goldfish. The close proximity of the Bettas stimulates them to intensify their colors, spread their fins and flare their gills. Dual BettaHex makes a great gift idea for Betta or Goldfish Fanciers. Nest or stack multiple units. Ridges on the lid allow for easy stacking and the modular design even allows you to mix Lee’s standard BettaHex.Includes: Gravel & Plants

Spongebob Living Room Aquarium Kit

This Spongebob Living Room Aquarium Kit is the perfect starter kit for your kids to learn about fish and how to take care of them! This entertaining kit will allow you to teach all while your children enjoy the fun designs of Spongebob!Includes: 4 Gallon Tank Opening Lid 2 Plastic Plants Aerating Spongebob Ornament Gravel UL / 110V Internal Filter Dimensions: 10"H x 15.88"W x 11"D

Betta Condo - Rectangle

Zoo Med Betta Condo Rectangular Style. These Tanks are for Bettas or other small Nano Tank animals: Shrimp, Crayfish, Dwarf Frogs, Killifish, Micro Tetras, Micro Rasboras, etc. Each Betta Condo includes ZOO MED's Guide to Bettas Booklet plus Betta Food and Water Conditioner samples. Available Sizes: 1 Gallon 9"x 5" x 6" 2 Gallons 12 3/4" x 5" x 8 1/8"

Aqueon Mini Bow Aquarium - Black

Aqueon Mini Bow Aquarium - Black is a full aquarium kit that includes an acrylic bow front tank, full lighted hood, filter cartridge, water conditioner, and food. This desktop aquarium is a perfect first aquarium for the office or pretty much anywhere at home! This Mini Bow aquarium includes a setup and care guide and everything you need to get started. Just add your fish and you're ready! Full aquarium kit is great for beginners Everything you need to get started Full lighted hood with bulb and convenient feeding door

Eclipse Corner 5 Gallon Aquarium Kit

Marineland Eclipse Corner 5 is innovative indesign, silent operation, optimum performance - this tank has it all! Easy to set up and operate, the Marineland Eclipse Corner 5 has seamless construction that provides a unique viewing experience. Requires only minutes per week to maintain.Marineland Eclipse Corner 5 lighting and filtration are conveniently stored under the hood. The hinged hood lifts effortlessly for feeding water changes and general maintenance. The BIO-Wheel filter eliminates ammonia and nitrite while the cartridge screens out dirt, fish waste and uneaten food. Two year warranty. Complete with BIO-Blend Premium Fish Food, BIO-Safe Tap Water Conditioner and BIO-Coat Stress Defense, and an informative beginners fishkeeping guide.Eclipse 5 Dimensions: 15.5"L x 10.5"W x 14.5"HEclipse Corner 5 Aquarium Includes: Distinctive Corner-Surround Design - Provides a curved view of your aquascape. Eclipse Filter Cartridge and BIO-Wheel - Ensure easy installation, easy operation. Cartridge comes preassembled and changes in seconds. BIO-Wheel never needs replacing. Compact Fluorescent Illumination - Use ONLY tubular incandescent lamp rated 15 Watts max. or compact fluorescent lamp rated 11 Watts max. Hinged Hood Panel - Opens effortlessly for stress-free feeding, maintenance, and media changes. Special hinges ensure hood stability, while detachable hinge pins facilitate easy hood removal. Safe, Silent Epoxy-Sealed Motor - Silently pumps water through the system and requires no maintenance, no oiling.

Betta Keeper - Round

Lee's Round Betta Keepers are ideal for fish keeeping. These Betta kits include a plant and gravel. The round betta keeper kits are convenient and offer a feeding hole in the lid and can be used at home or in your office. The triangle Betta Keepers have feet on the bottom that also fit into the lid grooves to help create stackable units as well. Dimensions: 5.5" x 5.5" x 5.5"Each kit holds 36 oz of water with gravel and 40 oz without gravel.

3G Bubbling Aquarium Kit - 3 Gallons

The 3-Gallon GloFish Half Moon Aquarium Kit with LED Blue Bubbler offers a unique shape and great way to illuminate your GloFish from the ground up with a blue LED bubbler that brings out the vibrant color of your fish. This 3-gallon, half moon aquarium features a clear plastic canopy and legendary Whisper internal filtration system. Brilliant 6 Blue LED bubbler with integrated air strone 3 Gallon, half moon aquarium with Whisper internal filtration Illuminates natural colors of GloFish This half moon, seamless plastic aquarium features a clear plastic canopy, Whisper internal filtration, small size filter cartridge, air pump, airline tubing, adjustable connection valves and a 6 blue LED bubble with integrated air stone.

Betta Keeper - Triangle

Lee's Triangle Betta Keepers are ideal for fish keeeping. These Betta kits include a plant and gravel. The triangle betta keeper kits are convenient and offer a feeding hole in the lid and can be used at home or in your office.The triangle Betta Keepers have feet on the bottom that also fit into the lid grooves to help create stackable units as well.Dimensions: 6" x 5.5" x 6"Each kit holds 40 oz of water with gravel and 44 oz without gravel.

Bow Front Aquarium Kit

Penn Plax Spongebob Square Pants Aquarium Kit is a plastic rectangular shaped aquarium with a bow front. This fun Spongebob kit includes: Tank Spongebob ornament 2 plastic plants Air pump Filter Gravel Background Image roughly 3.8 gallon tank

Aquarium Kit 3 with LED - 3 Gallons

The Tetra GloFish 3-Gallon Aquarium Kit has been designed to include Blue LEDs that really highlight GloFish fluorescent fish. Each kit includes an aquarium that is sleek and seamless, and is as transparent as glass. A Whisper filter and filter cartridge helps keep the water clean and healthy. The low voltage, energy efficient LED Light provides the right amount of illumination to highlight the fish and decor. Enhance the colors of GloFish flourescent fish with advanced Blue LED lighting Perfect starter kit just add water, fish and decor Kit includes: 3 Gallon Aquarium, LED Light, Whisper Power Filter and Medium Bio-Bag filter cartridge The 3 gallon kit has a curved front that provides a unique and exciting panoramic view of your personal underwater habitat and a black base frame to add to the overall look of the aquarium. Each kit also comes with a clear plastic cover to help reduce water evaporation. Each cover has a feeding hole and cut outs for the light, filter, and accessory cords. The cover also helps keep your fish friends inside the aquarium. The light for this kit has 16 Blue LEDs and mounts to the back of the aquarium at a stationary height.

LED Cube Kit

The 3-Gallon GloFish LED Cube Kit offers a unique shape and great way to illuminate your GloFish from the ground up with a blue LED bubbler that brings out the vibrant color of your fish. This 3-gallon, Cube Kit aquarium features a clear plastic canopy and legendary Whisper internal filtration system. Brilliant 6 Blue LED bubbler with integrated air strone 3-gallon, cube kit aquarium with Whisper internal filtration Illuminates natural colors of GloFish Features a clear plastic canopy, Whisper internal filtration, small size filter cartridge, air pump, airline tubing, adjustable connection valves and a 6 blue LED bubble with integrated air stone.

Betta Condo - Oval

Zoo Med Betta Condo Oval Style. These Tanks are for Bettas or other small Nano Tank animals: Shrimp, Crayfish, Dwarf Frogs, Killifish, Micro Tetras, Micro Rasboras, etc. Each Betta Condo includes ZOO MED's Guide to Bettas Booklet plus Betta Food and Water Conditioner samples.

Jellyfishin' Tank Kit

Spongebob's Jellyfishin' Tank Kit is the perfect kit to help teach your kits the fun & responsibility behind caring for their ownn pet! This kit includes a 3 gallon tank and a full color background your kids will love. Also includes a spongebob and a patrick ornament. The top lid helps protect your fish and allows easy access feeding. Size: 14" x 9" x 9.5"

Betta Bow-Front Aquarium Kit

Penn Plax's Betta Bow-Front Aquarium Kits are picture perfect for viewing and super easy to clean. Single Kit measures 5.5" wide x 4" from front to back x 6" high. Double Kit measures 7.5" wide x 3.25" from front to back x 5.5" high. EZ-Lift lids Filter-grid with EZ-Clean system Water release catp for easy draining Decorative artificial plant One Pack of Pro-V waste absorbing crystals

Betta Condo - Hex

Zoo Med Betta Condo Hex Style. These Tanks are for Bettas or other small Nano Tank animals: Shrimp, Crayfish, Dwarf Frogs, Killifish, Micro Tetras, Micro Rasboras, etc. Each Betta Condo includes ZOO MED's Guide to Bettas Booklet plus Betta Food and Water Conditioner samples. Available in: 1 Gallon 2 Gallon

Crescent Aquarium Kits

This new desktop aquarium kit features a seamless contemporary look and LED lighting technology. The Environmentally-friendly 16-LED light creates a soft shimmer in the water and is durable and easy to use. The curved acrylic tank provides a beautiful view of your underwater environment and is virtually unbreakable. Whisper internal filtration with easy-to-replace Bio Bag cartridges keeps water crystal clear.

Aqueon Mini Bow Aquarium - Blue

Aqueon Mini Bow Aquarium - Blue is a full aquarium kit that includes an acrylic bow front tank, full lighted hood, filter cartridge, water conditioner, and food. This desktop aquarium is a perfect first aquarium for the office or pretty much anywhere at home! This Mini Bow aquarium includes a setup and care guide and everything you need to get started. Just add your fish and you're ready! Full aquarium kit is great for beginners Everything you need to get started Full lighted hood with bulb and convenient feeding door

Aqueon Betta Bowl Aquarium Kit - Black

Aqueon Betta Bowl Starter Aquarium Kit is a perfect first aquarium! This kit includes gravel, a plant, a betta divider for two bettas in one aquarium, and samples of food and betta bowl plus. This compact aquarium takes up minimal space and features an easy to open feeding door that's incredibly convenient. Space saving aquarium starter kit Easy open feeding door on lid Comes with decor and a betta divider

Aqueon Mini Bow Aquarium - Red

Aqueon Mini Bow Aquarium - Red is a full aquarium kit that includes an acrylic bow front tank, full lighted hood, filter cartridge, water conditioner, and food. This desktop aquarium is a perfect first aquarium for the office or pretty much anywhere at home! This Mini Bow aquarium includes a setup and care guide and everything you need to get started. Just add your fish and you're ready! Full aquarium kit is great for beginners Everything you need to get started Full lighted hood with bulb and convenient feeding door

View All

Next >

< Back

Fish Tank Store

If you’re just getting into the aquarium hobby, you’ll be surprised to see how many choices there are to make. From simple round bowls to giant hexagonal designs, what you put together for your aquatic kingdom is only limited by your imagination. At Pet Mountain, you’ll see we have all kinds of fish tanks to choose from. If you are taking baby steps and just want a few fish, perhaps go with a smaller two-three gallon plexiglass tank. If you are an experienced aquarium enthusiast and want to step up to something impressive, check out our twelve gallon aquariums. Whatever decision you make, no matter how large or small the tank, you’ll still get that peaceful, relaxing benefit of having colorful, swimming fish in your home.

If you want to add a little variety to your office, you can’t go wrong with a simple aquarium. It adds a nice touch to a waiting room lobby and can be great in an office cube as well. Some people have never considered putting a fish tank in their office, but it can do wonders for stress levels and get the creative juices flowing, no matter what you’re working on. Take a look at all the choices we have.

Pet Mountain products are guaranteed to meet your satisfaction. We do everything we can to work with our manufacturers to ensure that you get the quality you expect, the service you deserve and the best prices in the industry. At Pet Mountain, we buy in bulk and develop programs with our network of suppliers that focus on giving you more for your money. Like you, we care about our pets. It’s all about giving our dogs, cats, birds and other pets a good life!

Take a look at our huge selection of aquariums. Discover all the specials and discounts. Can’t find something? Let us know; we’ll track it down. And don’t miss our online coupons and discount shipping on all your favorite products.

Pet Mountain – the undisputed online leader for pet accessories, food and supplies!

Aquarium Fish Tanks | Discount Online Aquariums & Kits | Wholesale Supplies Store at Pet Mountain

Shop for Aquariums

Betta Keeper Hex Aquarium Kit

Tri-Plex Betta Kit

Eclipse Integrated Aquarium System Kit

Kritter Keeper Round

Clean Sweep Betta Tank

Betta Condo - T.V.

Aquarium Waterfall Globe

5G Aquarium Kit with LED Light - 5 Gallons

1.8G Waterfall Aquarium Kit with LED - 1.8 Gallons

Mini Hex Aquarium Kit

Betta Hex Dual

Spongebob Living Room Aquarium Kit

Betta Condo - Rectangle

Aqueon Mini Bow Aquarium - Black

Eclipse Corner 5 Gallon Aquarium Kit

Betta Keeper - Round

3G Bubbling Aquarium Kit - 3 Gallons

Betta Keeper - Triangle

Bow Front Aquarium Kit

Aquarium Kit 3 with LED - 3 Gallons

LED Cube Kit

Betta Condo - Oval

Jellyfishin' Tank Kit

Betta Bow-Front Aquarium Kit

Betta Condo - Hex

Crescent Aquarium Kits

Aqueon Mini Bow Aquarium - Blue

Aqueon Betta Bowl Aquarium Kit - Black

Aqueon Mini Bow Aquarium - Red

Fish Tank Store

Join Us! Email Sign Up

Customer Service

Pet Shops

Contact Us

Follow Us


Sign up to receive promo code
You’ll also receive our weekly deals and exclusive coupon codes. You can unsubscribe or change your email preferences at any time. We value our customers and will not sell or rent your email address. Ever.