SANSEFERO Aquarium Net Breeder Fish Tank Breeding Isolation, Hatchery Box Small Mesh Net For Fish Fry Net Box with Dual Suction Cups ( LY-4701). This versatile isolator is perfect for separating aggressive, injured, or delicate fish of all kinds. Its spacious, well-ventilated design ensures optimal water flow and oxygenation, creating an ideal environment for your fish to thrive. With its simple, intuitive setup, the Aquarium Net Breeder makes breeding and fry-rearing a breeze. Ensure the survival and healthy development of your aquarium's smallest inhabitants with the innovative Aquarium Net Breeder. This ingeniously designed net features a sliding suction cup that allows it to automatically adjust and float at the perfect water level, keeping your vulnerable fry safe and secure. Whether you're breeding guppies, tetras, platys, or any other small species, the Net Breeder provides a natural, stress-free way to isolate and protect your fry within your community tank.