Goldfish Specialist Tank Kit 100L

The Goldfish Specialist Tank Kit 100L is configured for the specific and often underestimated demands of keeping fancy goldfish. Goldfish produce significantly more ammonia and waste than most tropical fish, requiring filtration that turns over the tank volume at least 10 times per hour. The kit includes a high-capacity internal or hang-on-back filter, a bag of smooth rounded gravel (safe for goldfish that forage along the substrate), a goldfish-specific water conditioner and slime coat protector, and a thermometer — goldfish are cold-water or cool-water species and do not require a heater in most climates.

At 100 litres, this tank can house 2–3 fancy goldfish comfortably when serviced with the included filtration. The large, regular water changes (30–40% weekly) are non-negotiable for goldfish health and longevity. The kit is an excellent starting point for hobbyists wanting to keep fancy varieties such as orandas, ryukins, or telescope-eyes correctly.