🌊 Reef Canyon 🌊

Welcome to the Grand Canyon—fish edition! 🐠

The Reef Canyon transforms your aquarium substrate into a winding underwater passage filled with rocky walls, sheltered openings, and multiple routes to explore. Designed to sit against the aquarium glass, its curved outer canyon surrounds a smaller central rock arch, creating a layered landscape that looks like it was carved directly into the aquarium floor.

The open canyon layout gives appropriately sized aquarium residents different ways to travel through and around the structure. Meanwhile, the glass-side viewing area lets you watch them navigate the rocky passages like tiny underwater adventurers! 🫧

Once the exterior walls and raised center are surrounded by substrate, the canyon blends beautifully with sand, gravel, stones, plants, and driftwood. Only the rugged rock walls, open pathways, and central tunnel remain visible, creating a dramatic natural-looking feature within your aquascape.

✨ PRODUCT DETAILS

• One 3D-printed Reef Canyon aquarium cave
• Curved outer canyon wall
• Smaller central rock arch and tunnel
• Open-top canyon pathway
• Multiple passages for exploring and swimming through
• Naturally textured rocky surfaces
• Glass-side viewing area
• Designed to sit against the inside of your aquarium glass
• Designed to be partially concealed beneath substrate
• Printed in durable PETG
• Available in three standard sizes
• Custom sizing available by request

📏 AVAILABLE SIZES

Small
Width: 198mm Depth: 95mm Height: 59mm

Medium
Width: 248mm Depth: 118mm Height: 74mm

Large
Width: 297mm Depth: 142mm Height: 89mm

All sizes are measured in their normal use orientation.

🎨 AVAILABLE COLORS

• Transparent — has a naturally frosted/translucent appearance when 3D printed
• Black
• White

✨ NEED A CUSTOM SIZE?

Every aquarium—and every aquatic resident—is different! If you need the Reef Canyon adjusted to better fit your tank or aquarium resident, please message us before ordering. We’re happy to create custom sizes whenever possible.

🏜️ EASY TO ADD TO YOUR AQUASCAPE

Position the open viewing side against the inside of your aquarium glass. Surround the exterior canyon wall and raised center with substrate, allowing the rocky edges to blend naturally into the surrounding sand or gravel.

Keep the canyon pathways, central tunnel, and all passage openings clear and unobstructed. Choose a size whose smallest opening comfortably accommodates your aquarium residents.

Please rinse thoroughly with clean water before placing it in your aquarium. Avoid using soap or household cleaners.

This listing is for the Reef Canyon aquarium feature only. Aquarium, substrate, rocks, plants, driftwood, and animals shown in the photos are not included.

Because every piece is 3D printed, subtle layer lines and small cosmetic variations are a natural part of the printing process and make each one unique.

Original design by Aquireef3D. Printed and sold under license by 5 Cats Prints & Things. 🐾