Nice designed aquarium net breeder safely separates new-born little fish from their mother and other fish. Ideal for separating fish and young from the breeding fish. Isolates injured or aggressive fish. It is constructed with net and plastic frame. Easily attached to the top of your aquarium by the included suction cups. Divide into two spaces, easy to install, keep the top of the net above the water level. The Breeder comes unassembled. You will need to assemble the breeder together.