Fish Tank Hideaway
3D Printed Landscapes
Aquarium Decorations
Shrimp nest
Pink Pineapple
SpongeBob SquarePants–style
Aquarium landscaping for betta fish tanks

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Product Introduction:
This is a 3D-printed aquascape that perfectly blends “cute fun” with “practicality.” Inspired by the classic pineapple, it breaks away from the traditional yellow color scheme and instead features an ultra-feminine, modern “dreamy pink” palette. The model’s surface is covered in highly realistic diamond-patterned textures, topped with a bold, flamboyant leaf crown, while a smooth, arched opening on the side resembles a cozy little nest that SpongeBob might have left for Gary the snail. Once placed in an aquarium, it instantly infuses the tank with a lively, cheerful tropical vacation vibe.
Design Highlights:
- A Highly Recognizable Low-Poly Style: Unlike conventional rock models that strive for hyper-realistic detail but can feel dull, this design employs sharp yet rounded low-poly modeling. Every facet is clearly defined, creating unique geometric light-and-shadow effects in the water—exuding the artistic appeal of a trendy, contemporary collectible figure.
- Cute, “Instagram-Worthy” Color Scheme: The soft cherry-blossom pink is not only visually delightful but also pairs dreamily with red aquatic plants like Red Butterfly or Blood Heart Sword, making it the ultimate eye-catching centerpiece for creating a “girly plant tank” or an Instagram-worthy showcase tank.
- The Perfect Single-Opening Cave Design: The large, semi-circular opening on the side is smoothly rounded, with a deep, private interior. This single-entry structure effectively reduces stress in skittish fish and shrimp, giving them a strong sense of security.
- Natural Physical Filtration Assistance: The textured, diamond-patterned shell increases turbulence in the water flow, helping fine food particles adhere more easily so that cleaning organisms can readily scoop them up—and providing a surface area for nitrifying bacteria to colonize as well.
Technical Specifications:
- Suggested Dimensions: Approximately 8–10 cm tall and 5–7 cm wide (exact size depends on print settings). The compact volume ensures it won’t take up too much swimming space in the tank.
- Fitting Aquariums: Suitable for all types of small to medium-sized aquariums, especially as a dedicated “villa” for small ornamental fish such as guppies, bettas, and dwarf cichlids.
- Materials: We recommend printing with high-toughness, aquarium-grade PETG or PLA to ensure non-toxicity and excellent resistance to daily nibbling by fish and shrimp.
- Model Features: One-piece construction—no assembly required—providing a stable, tip-resistant structure.
Application Scenarios:
- Betta’s Dream Castle: Bettas naturally prefer caves with a roof; the leaf crown atop this pineapple-shaped structure offers them psychological comfort, making it an ideal long-term home. They often hide inside, poking half their heads out to survey their surroundings.
- Shrimp’s Molting Refuge: For newly molted, tender ornamental shrimp, this enclosed, spacious opening serves as the perfect “rehabilitation center,” offering effective protection from both tankmates and aggressive predatory fish.
- Young Corydoras’ Nursery: If your tank houses corydoras, placing this little house in a quiet corner at the bottom of the tank provides a natural air-raid shelter for fry during their early growth stages.
- The Finishing Touch for Themed Aquascapes: Pair it with white decorative sand as the substrate, add a few sprigs of pink palace grass or red wave grass nearby, and effortlessly create a vibrant, colorful “fairytale orchard.”
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
This work is licensed under a Standard Digital File License. Digital files have a strict non-commercial, personal use only license.
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital file or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including remixes of this object). You can not host these files on other digital platforms, web stores or cloud repositories. The objects may not be used in any way whatsoever in which you charge money, collect fees.
Models(1)
菠萝屋躲避屋.3mfDesigner11.62 MB
2026-05-01





