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

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:... ... more

Tucker Murphy Pet™ Dragon Aquarium Accessory 4.25 H x 7.75 W x 4.25 D in Brown | 4.25" L x 7.75" W x 4.25" H | Wayfair

Add some marvelous wonder and mythical charm to your fish! This intricately designed aquarium ornament is truly a work-of-art, and is great for those that love fantasy or those that gather for a campaign of adventure and excitement! Made of safe 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... ... more

Aquatic Decor Barrel 6.5" L X 3" W X 3" H, Medium, Brown

Imagitarium Aquatic Decor Barrel 6.5" L X 3" W X 3" H ... more

Cube Hideaways, 4.25" L X 4.5" W, Pack of 3, Medium, Brown

Penn-Plax's cubes offers visual interest to your tank while reducing fish stress. It features swim throughs and hideaways for small and medium sized fish. This will make a great addition to any tank. ... more

Penn Plax Aquarium Decoration 8.7 H x 16.4 W x 11.25 D in black/brown/red in White;green;brown;red | 11.25" L x 16.4" W x 8.7" H | Wayfair RR960

Deco-Replicas presents the Medium Striped Sail Shipwreck Aquarium Decoration by PENN-PLAX. Add some ominous charm and wonder to your fish tank with the Striped Sail Shipwreck! This fully detailed aquarium decoration makes for a great centerpiece or... ... more

Penn Plax Aquarium Decoration 16.0 H x 20.5 W x 20.75 D in pink/red/white in Brown;red;tan | 20.75" L x 20.5" W x 16.0" H | Wayfair RR961

Deco-Replicas presents the Large 2-Piece Striped Sail Shipwreck Aquarium Decoration by PENN-PLAX. Add some ominous charm and wonder to your fish tank with the 2-Piece Striped Sail Shipwreck! This fully detailed aquarium decoration makes for a great... ... more

Penn Plax Reptology Shale Scape Cavernous Cliff 11.2 H x 8.75 W x 6.0 D in brown/gray, Resin | 6.0" L x 8.75" W x 11.2" H | Wayfair REP189

Reptology presents the Shale Scape Cavernous Cliff. Unbound by a picturesque and marvelous atmosphere, the Shale-Scape Cavernous Cliff is a must have for pet owners looking to add a beautiful and functional piece to their aquarium or terrarium.... ... 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... ... more

Penn Plax Aquarium Accessory 6.0 H x 7.0 W x 7.0 D in/white, Granite in Gray | 7.0" L x 7.0" W x 6.0" H | Wayfair RR1075

Deco-Replicas presents the Granite Aquarium Ornament & Hideaway 2 Piece Set (Large & Extra Large). 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... ... more

Penn Plax Aquarium Accessory 3.5 H x 6.0 W x 5.5 D in gray/white, Granite | 5.5" L x 6.0" W x 3.5" H | Wayfair RR1073

Deco-Replicas presents the Granite Aquarium Ornament & Hideaway (Large Size) by Penn-Plax. Although this item not made from granite, it resembles the real thing. Not only does this piece compliment the interior décor of many modern homes, it also... ... more

Penn Plax Aquarium Accessory 7.25 H x 4.25 W x 4.25 D in blue/orange/yellow in Blue;green;orange | 4.25" L x 4.25" W x 7.25" H | Wayfair SBR41

From the creative minds at Nickelodeon, bring SpongeBob’s famous pineapple house that’s located on 124 Conch Street, Bikini Bottom, to your home! This large sized, officially licensed aquarium ornament makes for a great addition to all home... ... 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... ... 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... ... 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... ... more

Penn Plax Deco-replicas Sapphire Crystal Cave Aquarium 3.5 H x 4.75 W x 3.5 D in Blue | 3.5" L x 4.75" W x 3.5" H | Wayfair RR3045

Add some sparkles and shine to your fish tank with this colorful piece! This translucent, sapphire blue aquarium decoration features a swim-though that doubles as a hiding space, which helps reduce fish stress and boredom. It’s also perfect for... ... more

Penn Plax Deco-replicas 6” Bonsai Tree On Rocks Aquarium Decoration 6.0 H x 5.0 W x 3.25 D in brown/green in Multcolor | Wayfair RR994

Add some natural beauty and calming peace to your fish tank! The plastic leaves display a soothing array of greens. Not only can this aquarium decoration be fully submerged in water, but it’s also great for reptile terrariums, amphibian habitats,... ... more

Penn Plax Age-of-Magic Aquarium Decorations Aquarium Accessory 8.0 H x 5.25 W x 3.75 D in black/gray | 3.75" L x 5.25" W x 8.0" H | Wayfair RRW12

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

Penn Plax Aquarium Accessory 7.5 H x 4.0 W x 2.75 D in red/white in White/Red/Black | 2.75" L x 4.0" W x 7.5" H | Wayfair RR4070

Deco-Replicas presents The Aerating Lighthouse. This functional ornament brings a natural, yet playful atmosphere to any tank or aquarium. Great for Freshwater and Saltwater applications. Fun & Entertaining: The top contains bright and colorful... ... more

Penn Plax Spongebob Squarepants 3-piece Aquarium Ornament Bundle – Large 8.0 H x 5.0 W x 4.25 D in brown/gray/yellow | 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... ... more

Penn Plax Edward Novelty Aquarium Decoration 1.6 H x 10.3 W x 4.6 D in brownWood (best for furniture style stands) in Beige | 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... ... more

Penn Plax Novelty Aquarium Decoration 2.0 H x 13.0 W x 4.5 D in brown (best for furniture style stands) in Beige | 4.5" L x 13.0" W x 2.0" H | Wayfair

Deco-Wrecks presents the Large Gray Submarine Coral Scape Aquarium Decoration by PENN-PLAX. Add some ominous charm and vivid color to your fish tank with the Large Gray Submarine Coral Scape! This fully detailed aquarium decoration makes for a great... ... more

Penn Plax Aquarium Decoration 1.9 H x 14.0 W x 5.0 D in brown/orange/redWood (best for furniture style sds) in Tan | 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... ... more