Penn Plax Rugrats 3-piece Aquarium Decoration Bundle – Small Acrylic (shatterproof w/ great clarity) in Green/Indigo/Orange | Wayfair RUGR1

Assorted Holiday Aquarium Decor Bundle 1, Pack of 4, X-Small

Turn your tank into a Christmas theme for the holidays! These mini resins will be a great story for all to see bring in the festivities! ... more

Shipwreck, 12.5" L X 5" W, Small, Brown / Blue

Sometimes all an aquarium needs is a little wreckage, like this Penn Plax Shipwreck Aquarium ornament. This is a classic aquarium decoration that both fish and human will love. Give your tank the look of an underbattle theme. ... more

Penn Plax 0.7 Gallon Frozen Betta Aquarium Kit Acrylic (shatterproof w/ great clarity) in Blue | 6.5 H x 10.75 W x 3.5 D in | Wayfair FZR108

Recreate the magic of Disney in your aquarium 0.7 gallons includes favorite character top decor, frozen ice castle background, tank and lid. | Penn Plax 0.7 Gallon Frozen Betta Aquarium Kit Acrylic (shatterproof w/ great clarity) in Blue | 6.5 H x... ... more

Penn Plax Mini 10 Watt Aquarium Heater Acrylic (shatterproof w/ great clarity), Glass in Black | 6.25 H x 3.6 W x 2.25 D in | Wayfair CHP1

This aquarium heater is preset to maintain water at 77 ℉. Although this factory temperature setting cannot be adjusted, it does meet the ideal temperature range for most aquatic environments. This heater is designed for both plastic and glass tanks,... ... more

Penn Plax 0.7 Gallons Bowfront Aquarium Tank Acrylic (shatterproof w/ great clarity) in Blue | 6.75 H x 11.5 W x 4 D in | Wayfair BBT4

The Deluxe Triple Betta Tank offers a safe and convenient way to house up to 3 Bettas in a single aquarium! This 0.7 gallon tank features 2 removeable, double-sided dividers with built-in slits for even water flow. You can remove one or both dividers,... ... more

Penn Plax 1.5 Gallon Betta Aquarium Kit Acrylic (shatterproof w/ great clarity) | 9.5 H x 8.5 W x 6 D in | Wayfair BT1

This 1.5-gallon betta tank kit is perfect for small or unused spaces: a desk, dresser, or even on top of the old file cabinet that hasn’t been touched in years. The tank is made of clear, high-quality plastic, and makes for a perfect Betta home. It... ... more

Penn Plax 1.5 Gallon Rectangular Aquarium Starter Kit Acrylic (shatterproof w/ great clarity) | 9.5 H x 8.5 W x 6 D in | Wayfair SBK115

From the creative minds behind the world of Bikini Bottom, bring wonder and joy to your home with the Officially Licensed SpongeBob SquarePants Aquarium Kit. This kit has most of the essentials needed to start a basic home aquarium for young beginners!... ... more

Penn Plax Aquarium Accessory Acrylic (shatterproof w/ great clarity) | 0.24 H x 500 W x 0.24 D in | Wayfair ST500

As aquarists and fish-keeping hobbyists know, it’s always good to have extra airline tubing on hand. Our Standard 3/16” Airline Tubing offers a great solution for various aquarium airline needs, such as connecting an air pump to an air stone, an... ... more

Penn Plax Cascade Max Flow Aquarium Canister Filter Acrylic (shatterproof w/ great clarity) in White | 23.6 H x 16.6 W x 15 D in | Wayfair CMF1

Without effort the Cascade Max Flow Canister Filter runs at a stunning 820 Gallons per Hour, and is purposely designed for larger aquariums, ranging from 164 to 273 gallons. Though, optimal size is 205 gallons. It’s compatible for both freshwater and... ... more

Penn Plax Aquarium Accessory Acrylic (shatterproof w/ great clarity) | 3.75 H x 24.4 W x 3.75 D in | Wayfair DB320

Compared to filters, heaters, bubblers, substrates, decorative ornaments, and even fish food, aquarium backgrounds are often overlooked. But for those looking to decorate even further, our backgrounds offer extra depth and detail! This roll is printed... ... more

Penn Plax Hey Arnold 3-piece Aquarium Decoration Bundle – Small in Brown/Orange/Yellow | 6.5 H x 2.1 W x 9.25 D in | Wayfair HEYR1K

From the creative minds at Nickelodeon, bring home some urban legends from Hillwood with this Hey Arnold 3-Piece Aquarium Decoration Bundle. These small, officially licensed aquarium ornaments are great for decorating a desktop or nano aquarium. This... ... more

Penn Plax 100 Power Hang-On Aquarium Filter Acrylic (shatterproof w/ great clarity) | Wayfair CPF2

The cascade 100 quietly delivers crystal clear water and pushes water at 100 gallons per hour (GPH) for tanks up to 20 gallons in size. It’s great for freshwater and saltwater aquariums. Accommodating: the adjustable flow knob allows for increased or... ... more

Penn Plax Hot Wheels Small 3-Piece Aquarium Decoration Bundle in Blue/Pink/Red | 7.1 H x 1.9 W x 9.85 D in | Wayfair HTWRK3

From the creative minds at Mattel, bring some action and speedy horsepower into your fish tank with this Hot Wheels 3-Piece Aquarium Decoration Bundle. These small, officially licensed aquarium ornaments are great for decorating a child’s fish tank,... ... more

Penn Plax Clear-Free Premium Under Gravel Aquarium Filter for 20 & 29 Gallon Tanks Acrylic (shatterproof w/ great clarity), in Blue | Wayfair CFU29

Those who’ve been around the aquatic block for a while know that Under Gravel Filters (UGFs) are a testament of time. This Filter is air driven and utilizes an Air Pump (not included) to cycle crystal clear water throughout your aquarium, while keeping... ... more

Penn Plax Aqua-Flora 3-Piece Bogwood Glosso Plant Aquarium Decoration Bundle in Brown/Green | 5.9 H x 6.89 W x 9.06 D in | Wayfair RR3170A

Aqua-Flora presents the 3-Piece Bogwood Aquarium Decoration Bundle. These Aqua-Flora Living Resins are truly a sight to behold! Each resin is embedded with live Glosso plant seeds. There’s no need to place seeds into decorations or your tank’s bottom... ... more

Penn Plax Column Fish Bowl Acrylic (shatterproof w/ great clarity) | 10.25 H x 7.75 W x 7.75 D in | Wayfair APON2

Each fish tank is made from ultra-clear plastic, and replicates nature’s metabolic cycle by providing a healthy and symbiotic environment for fish and plants: as fish excrete waste in the tank, the plant atop absorbs this waste as nourishment, which in... ... more

Penn Plax 1.1 Gallons Round Fish Bowl Acrylic (shatterproof w/ great clarity) in Blue/White | 17.75 H x 8 W x 8 D in | Wayfair PTA4

Penn-Plax presents the Eco-Sphere Fishbowl and LED Light Kit. This kit can double, no, triple as a 1.1-gallon fishbowl for a Betta, as a planter for houseplants, or as a terrarium for succulents! The Eco-Sphere complements a wide range of modern home... ... more

Penn Plax Spongebob Squarepants 3-piece Aquarium Ornament Bundle – Large in Brown/Gray/Yellow | 8 H x 5 W x 4.25 D in | Wayfair SBRK3NH

This money-saving 3-Piece Aquarium Ornament Bundle features officially licensed SpongeBob SquarePants decorations. This bundle includes SpongeBob’s Pineapple House, Squidward’s Easter Island Home, and Krusty Krab. Get all 3 for 1 amazing price! Made of... ... more

Penn Plax SpongeBob SquarePants 3-Piece Aquarium Ornament Bundle in Gray/Green/Yellow | 3.75 H x 3 W x 6.5 D in | Wayfair SBRK1NH

This money-saving 3-Piece Aquarium Ornament Bundle features Penn-Plax’s officially licensed SpongeBob SquarePants decorations. This bundle includes SpongeBob’s Pineapple House, Squidward’s Easter Island Home, and Krusty Krab. Get all 3 for 1 amazing... ... more

Penn Plax Novelty Aquarium Decoration Wood (best for furniture style stands) in Black/Brown/Gray | 2.2 H x 11.8 W x 15 D in | Wayfair RR3110

Add some ominous charm and vivid color to your fish tank with the Large Wrecked Jet! This fully detailed aquarium decoration makes for a great centerpiece, and is perfect for larger fish tanks! Most small and medium fish can swim through and around it,... ... more

Penn Plax Aquarium Decoration Wood (best for furniture style stands) in Brown/Orange/Red | 1.9 H x 14 W x 5 D in | Wayfair RR701

Rock Grotto Aquarium Ornament This realistic rock look is appealing to all aquarium creatures. They will vie for their favorite spot. Fish love the in and out action just like small ocean caves. Choose the large, medium or corner design for your style... ... more

Penn Plax Rectangle Aquarium Decoration Wood (best for furniture style stands) in Blue/Brown | 1 H x 11.5 W x 4.3 D in | Wayfair FDK108

The Finding Dory 0.5 Gallon Betta Tank Kit is a themed aquarium setup inspired by the Disney sequel "Finding Dory." It's designed as a small and compact aquarium suitable for keeping a Betta fish, which are known for their vibrant colors and character.... ... more

Penn Plax Aquarium Decoration Wood (best for furniture style stands) in Blue/Brown/Green | 1.3 H x 12.5 W x 5 D in | Wayfair RR1013

Sometimes all an aquarium needs is a little wreckage, like the Shipwreck Aquarium Decor - Small. This is a classic aquarium decoration that both fish and human will love. | Penn Plax Aquarium Decoration Wood (best for furniture style stands) in... ... more

Penn Plax Aquarium Decoration Wood (best for furniture style stands) in Blue/Brown/Orange | 2.4 H x 15 W x 7.5 D in | Wayfair RR3109

Add some ominous charm and vivid color to your fish tank with the Large Tan Plane Coral Scape! This fully detailed aquarium decoration makes for a great centerpiece, and is perfect for larger fish tanks! Most small and medium fish can swim through and... ... more

Penn Plax Novelty Aquarium Decoration Wood (best for furniture style stands) in Blue/Brown/Green | 2.6 H x 13.8 W x 6 D in | Wayfair RR3107

Add some ominous charm and vivid color to your fish tank with the Large Blue Plane Coral Scape! This fully detailed aquarium decoration makes for a great centerpiece, and is perfect for larger fish tanks! Most small and medium fish can swim through and... ... more

Penn Plax Edward Novelty Aquarium Decoration Wood (best for furniture style stands) in Brown | 1.6 H x 10.3 W x 4.6 D in | Wayfair RR702

Rock Grotto Aquarium Ornament This realistic rock look is appealing to all aquarium creatures. They will vie for their favorite spot. Fish love the in and out action just like small ocean caves. Choose the large, medium or corner design for your style... ... more

Tucker Murphy Pet™ Margo 2 Gallon Desktop Aquarium Tank Acrylic (shatterproof w/ great clarity) in Blue | 10.5 H x 10 W x 8.15 D in | Wayfair

This nano aquarium kit is perfect for small or unused spaces: a desk, dresser, or even on top of an old file cabinet that hasn’t been touched in years. Each kit comes with a 2-gallon tank that’s constructed from durable, fish-safe plastic. This nano... ... more

Tucker Murphy Pet™ Caedence 1.5 Gallon Aquarium Tank w/ LED Light Acrylic (shatterproof w/ great clarity), in Black/Gray | Wayfair

This is a small fish tank with an upper circulation filtration system and a variable seven kinds of LED lights. It is made of high-quality ABS material, which is hard and durable with a long service life. The glass has a good light transmission and... ... more

Tucker Murphy Pet™ Deleno Hang on Aquarium Filter Acrylic (shatterproof w/ great clarity) in Black | 7.5 H x 3.1 W x 3.5 D in | Wayfair

Our aquarium filter are suitable for Thickness within 0.55in, Size from 3 to 10 Gallons Fish Tank. The filter has multi-stage filtration, with multiple small holes at the end of the straw and black filter fibers inside, effectively filtering impurities... ... more

biOrb Aquarium Accessory Acrylic (shatterproof w/ great clarity) in Green | 2.17 H x 4.33 W x 4.33 D in | Wayfair 46084

The Moss Pebbles add color and provide a natural, earthy atmosphere to the base of your aquarium. The moss pebbles pair well with any plants and decor in our collection. Suitable for all freshwater, saltwater, and tropical aquariums. The Moss Pebble... ... more

Tucker Murphy Pet™ Margo 2 Gallon Desktop Aquarium Tank Acrylic (shatterproof w/ great clarity) in Black | 10.5 H x 10 W x 8.15 D in | Wayfair

This nano aquarium kit is perfect for small or unused spaces: a desk, dresser, or even on top of an old file cabinet that hasn’t been touched in years. Each kit comes with a 2-gallon tank that’s constructed from durable, fish-safe plastic. This nano... ... more

Tucker Murphy Pet™ Margo 2 Gallon Desktop Aquarium Tank Acrylic (shatterproof w/ great clarity) in Blue | 10.5 H x 10 W x 8.15 D in | Wayfair

This nano aquarium kit is perfect for small or unused spaces: a desk, dresser, or even on top of an old file cabinet that hasn’t been touched in years. Each kit comes with a 2-gallon tank that’s constructed from durable, fish-safe plastic. This nano... ... more

Penn Plax Aquarium Accessory, Resin in Green | 4.9 H x 2.6 W x 12.6 D in | Wayfair JPRK1

From the creative minds at universal studios bring some chaos into your fish tank with this 3 piece aquarium ornament bundle these small officially licensed aquarium ornaments are perfect for desktop aquariums and are great for anyone who loves the... ... more

Penn Plax Aquarium Accessory in Blue/Brown/Pink | 2.5 H x 1.75 W x 1.75 D in | Wayfair PPR1A

This money-saving Aquarium Ornament Bundle features officially licensed Paw Patrol decorations. Turn your fish tank into your very own Adventure Bay with this 4 Piece Ornament Bundle! This bundle includes mini sized Chase, Marshall, Rubble, and Skye.... ... more

Penn Plax Aquarium Accessory in Blue/Brown | 4.5 H x 13.5 W x 2 D in | Wayfair RR933

Add some ominous charm and wonder to your fish tank with the sunken battleship! This fully detailed aquarium decoration makes for a great centerpiece or accent, and is perfect for anything nautical-themed! most extra small fish can swim through and... ... more