Secure Breeding and Isolation Box — clear acrylic nursery for aquariums Key benefits Protects fry and vulnerable fish: Creates a safe, separate space so small or newly hatched fish are not harassed or eaten by more aggressive tankmates. Simplifies quarantine and care: Independent isolation compartments let you separate sick, pregnant, or juvenile fish for targeted feeding and treatment without disturbing the main aquarium. Maintains water quality and flow: Evenly spaced water holes allow continuous circulation between the box and the tank to keep water clean and oxygenated for healthier fish. Easy, tool-free setup: Suction-cup mounting secures the box to the aquarium glass for stable placement and makes installation or relocation quick and simple. Clear visibility with minimal visual impact: Transparent acrylic walls provide uninterrupted sightlines into the aquarium so you can watch behavior and monitor health without compromising aesthetics. Features and performance Material: Durable, transparent acrylic for strong, lightweight construction and clear viewing. Design: Independent isolation compartments for flexible use (breeding, quarantine, rearing), with a stable structure that holds position against regular water movement. Water exchange: Scientifically arranged drainage holes promote steady circulation while reducing debris buildup inside the box. Compatibility: Suction-cup fixation fits most glass or acrylic aquariums; lightweight design supports easy handling and integration into different setups. User-friendly maintenance: Open-top or accessible design allows straightforward feeding and cleaning without removing the entire unit. Practical use scenarios Breeding livebearers: Permanently house a pregnant female until she gives birth, then keep fry safe in the breeder box until they are large enough to join the main tank. Quarantine and treatment: Isolate a sick fish for observation and medication while still allowing water exchange with the main tank to reduce stress from isolation. Raising juveniles: Place newly hatched or very small fish in the compartment to feed them separately and monitor growth without competition from adults. What this product solves Prevents predation and aggression toward fry and small fish. Makes targeted feeding and medical care easier and safer. Keeps the main aquarium stable while allowing necessary separation. Notes on installation and care Attach with the included suction cups to the inner glass or acrylic wall; position at a depth that enables proper water flow through the holes. Clean acrylic with non-abrasive tools and aquarium-safe cleaners to preserve clarity. Check suction cups periodically for a secure hold and reposition if necessary. This breeder and isolation box provides a practical, unobtrusive solution for protecting, treating, and raising fish in home aquariums, combining clear visibility, steady water exchange, and easy tool-free installation.