Ornamental koi ponds require meticulous design to ensure fish health and aesthetic appeal. Fiberglass ponds excel in safety, durability, and customization.

Why Fiberglass?
Koi are prone to injury from rough surfaces. Fiberglass’s smooth finish prevents scale damage, while its non-porous structure inhibits algae. The Koi Organisation International recommends fiberglass for its hygienic properties and longevity.

Design Essentials

• Shape and Depth: Oval or semi-square designs optimize space, while a minimum depth of 4’ stabilizes water temperature.
• Filtration: Integrate a 1,000 GPH pump to maintain oxygen levels, as advised by the American Society of Agricultural Engineers.
• Aesthetics: Add LED lighting or cascading waterfalls for visual appeal.

Installation Guide

1. Site Preparation: Level the ground with gravel to prevent shifting.
2. Tank Placement: Use nylon straps to avoid gelcoat scratches.
3. Water Testing: Gradually fill the pond to check for leaks.

Maintenance Tips

• Clean surfaces with vinegar to avoid chemical residues.
• Use UV-resistant coatings to prevent sun damage, per EPA guidelines.

Case Study: California Zen Garden
A homeowner installed a 12’ semi-square pond with built-in seating and a waterfall. The project, featured in Aquascape Magazine, now supports 25 koi and serves as a relaxation hub.

Browse Aqua Tank’s ornamental pond designs for inspiration.