Blue Ribbon Small Life-Like Human Skull Aquarium Ornament, 6.5" L X 4.25" W X 5.5" H, 6.5 IN, Gray

Deco Replica Grotto Cliff Ornament, 9.5" L X 3.75" W X 4.25" H, Medium, Brown / Multi-Color

The Medium Deco Cliff is a natural looking resin ornament for your aquarium. The beautifully detailed cliff is full of caves and openings for your fish to explore. ... more

Penn Plax Jaws 2-Piece Aquarium Ornament Bundle 3.0 H x 2.25 W x 5.75 D in blue/white | 5.75" L x 2.25" W x 3.0" H | Wayfair JWSRB1

From the creative minds at Universal Studios, bring some action and thrill into your fish tank with this 2-Piece Aquarium Ornament Bundle. These small, officially licensed Aquarium Ornaments are perfect for desktop aquariums, and are great for anyone... ... more

Stacked Stones & Plants Aquarium Ornament 3.5" L X 3" W X 4" H, Small

Imagitarium Stacked Stones & Plants Aquarium Ornament 3.5" L X 3" W X 4" H ... more

Penn Plax SpongeBob 7-Piece Mini Aquarium Ornament Set 2.0 H x 1.0 W x 1.0 D in Black;blue;yellow | 1.0" L x 1.0" W x 2.0" H | Wayfair SBRK2NH

Turn your fish tank into your very own Bikini Bottom with this 7 Piece Mini Aquarium Ornament Set, which includes SpongeBob, Patrick, Sandy, Squidward, Gary, Mr. Krabs, and Plankton. Made of Safe and Durable Resin: All included pieces are inspected... ... more

Penn Plax SpongeBob SquarePants Large Krusty Krab Aquarium Ornament 4.5 H x 5.0 W x 3.0 D in blue/brown | 3.0" L x 5.0" W x 4.5" H | Wayfair SBAR23

From the creative minds at Nickelodeon, bring the most popular fast food joint in Bikini Bottom to your home! This large sized, officially licensed aquarium ornament makes for a great addition to all home aquariums. Made of Safe and Durable Resin: Our... ... more

Penn Plax Rugrats 3-piece Aquarium Decoration Bundle – Small 5.6 H x 2.2 W x 9.1 D in Blue/Beige/Yellow | 9.1" L x 2.2" W x 5.6" H | Wayfair RUGR1

From the creative minds at Nickelodeon, bring some laughter and adventure from the Pickles’ House into your own fish tank with this Rugrats 3-Piece Aquarium Decoration Bundle. These small, officially licensed aquarium ornaments are great for decorating... ... more

Penn Plax Age-of-Magic Aquarium Decorations Aquarium Accessory 12.0 H x 7.25 W x 5.75 D in blue | 5.75" L x 7.25" W x 12.0" H | Wayfair RRW13

Add some whimsical charm and wonder to your fish tank with this fully detailed aquarium decoration. This fully colored aquatic ornament features a large castle perched upon a rocky hill, with a cone-shaped roof, towers, archways, and stone details that... ... more

Penn Plax Aquarium Accessory 4.5 H x 13.5 W x 2.0 D in blue/green in Blue;brown | 2.0" L x 13.5" W x 4.5" H | 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

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

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 Aquarium Accessory 2.5 H x 1.75 W x 1.75 D in Blue/Pink/Brown | 1.75" L x 1.75" W x 2.5" H | 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 12.75 H x 14.0 W x 10.75 D in brown/green/pink in Gold/Blue | 10.75" L x 14.0" W x 12.75" H | Wayfair RR1592

Like the rest of the aquarium ornaments from this collection, the Diver’s Helmet will instantly add depth, wonder, and mystery to your aquarium. Although this piece is perfect for themed tanks, it’s also great as a centerpiece or complementary accent,... ... more

Blue Algae Scrub Pad for Glass Aquariums, 3" L X 4" W X 1" H, Small

LIFEGARD Algae Scrub Pads are safe, non-toxic and easy to use for removing line scum, unsightly algae and other deposits that form on aquarium surface. Made with Non-abrasive material to thoroughly clean without scratching or damaging your tank's... ... more

Rephen Aquarium Strong Magnetic Glass Cleaner Brush 2.0 H x 2.8 W x 2.0 D in Black;blue | 2.0" L x 2.8" W x 2.0" H | Wayfair YGS028

2 Pcs Algae Cleaning Scrapers Aquarium Tank Glass Brush Small Aquarium Magnet Cleaner Fish Tank Algae Cleaner Magnetic Aquarium Glass Cleaner for Fish Tank Cleaning(Blue, Coffee Black, Tortoise) | Rephen Aquarium Strong Magnetic Glass Cleaner Brush 2.0... ... more

Anemone Yellow Aquarium Ornament 4.5" L x 4.5" W x 2.25" H, One Size Fits All

GloFish decorative ornaments are the perfect way to quickly convert any aquarium into an exquisite fish environment. The ornaments are designed to create an underwater paradise for your fluorescent fish and stand out beautifully under blue LED lights.... ... more

Volcano Ornament Aquarium Decor, 3.31" L x 2.38" W x 3.44" H, One Size Fits All, Multi-Color

The ornaments are designed to create an underwater paradise for your fluorescent fish and stand out beautifully under blue LED lights. The Volcano Ornament creates a unique aquatic experience for your fish. It provides an excellent hideaway for fish,... ... more

Penn Plax Aquarium Accessory 4.9 H x 2.6 W x 12.6 D in green, Resin | 12.6" L x 2.6" W x 4.9" H | 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 Hot Wheels Small 3-Piece Aquarium Decoration Bundle 7.1 H x 1.9 W x 9.85 D in blue/pink/red in Red/Green/Blue | 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 Aquarium Accessory 3.0 H x 5.0 W x 4.75 D, Granite in Gray | 4.75" L x 5.0" W x 3.0" H | Wayfair RR1074

Deco-Replicas presents the Granite Aquarium Ornament & Hideaway 2 Piece Set (Small & Medium). Although these items are not made from granite, they resemble the real thing. Not only does these pieces compliment the interior décor of many modern homes,... ... more

Penn Plax Aquarium Accessory 3.5 H x 6.0 W x 5.5 D, Granite | 5.5" L x 6.0" W x 3.5" H | Wayfair RR1070

Deco-Replicas presents the Granite Aquarium Ornament & Hideaway 8 Piece Set (Small, Medium, and Large). These rock formations are made from sand of real granite, and is not made of plastic or resin. The texture mimics a variety of rough surfaces found... ... more

Penn Plax Aquarium Accessory 3.5 H x 2.5 W x 2.5 D in orange/pink/red/yellow | 2.5" L x 2.5" W x 3.5" H | Wayfair BSHRB1

Bring some joy and doo doo doo doo doo doo into your fish tank with some Baby Shark! These small, double-sided aquarium ornaments are great for decorating a child’s fish tank, especially if they love singing along to the catchy tune! This 2-Piece... ... more

Penn Plax Hey Arnold 3-piece Aquarium Decoration Bundle – Small 6.5 H x 2.1 W x 9.25 D in brown/orange/yellow in Blue/Red/Yellow | 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

Fiesta Silk Blue Aquarium Plant, 12" L X 4" W, Large

Natural looking & beautiful aquarium plant, a great addition to your freshwater or saltwater aquarium. Lush, life-like silk plant enhances your aquarium. ... 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

Brilliant Backgrounds Deep Sea Blue/ Midnight black 12" L X 30" W, Small

Seaview high definition aquascapes bring your aquarium to life creating a beautiful, instant environment in your aquarium while hiding unsightly cords and equipment from view. These colorful, vibrant backgrounds will add a whole new level of depth and... ... more

Brilliant Backgrounds Aquagarden/ Brightstone 12" L X 30" W, Small, Blue

Seaview high definition aquascapes bring your aquarium to life creating a beautiful, instant environment in your aquarium while hiding unsightly cords and equipment from view. These colorful, vibrant backgrounds will add a whole new level of depth and... ... more

Driftwood Gardens, 15.25" L X 11.75" W, Large, Brown / Green

Penn-Plax's beautifully designed ornament combines the natural dirftwood look along with life-like plants. This aquarium decoration will add an amazing, naturalistic look to your fish tank. ... more

Bell, 9.75" L X 9.25" W, X-Large, Brown / Green

Penn-Plax's aged bell aquarium decoration is a realistic ornament with life-like plants. It also offers swim through passageways for your fish. ... more