Breed, grow seedlings and use sea water extraction element

The utility model relates to a breed, grow seedlings and use sea water extraction element. By the technical problem who solves present batch production mariculture, the existence in the aspect of the water intaking of growing seedlings, the utility model provides a breed, grow seedlings and use sea water extraction element, its characterized in that: the device includes that a plurality of root gos deep into the standpipes at seabeach, each standpipe top respectively with delivery pipe through connections, be equipped with the suction pump on the delivery pipe, the standpipe is equipped with into water portion on being close to the body of its bottom, the portion of the intaking a plurality of inlet openings and the filter screen that set up including the pipe wall on, the filter screen cladding intake the portion outer pipe wall on, the inlet opening is covered by the filter screen. The device is rational in infrastructure, the preparation is simple and convenient, but the operation is drawed in what the use