The utility model discloses a hatching of blackspot yuan embryonated egg and fish larvae breeding device, a serial communication port, including breeding groove, inlet tube and play basin, breed theupper end opening in groove, it is provided with the isolation screen cloth to breed the inslot, keep apart the screen cloth will breed the groove be divided into about two parts, partly for breedingthe room, another part is for supplying oxygen chamber, set up aerobic pump and inlet tube in the confession oxygen chamber, breed the room top and laid the hatching screen tray, it sets up to breed the room bottom go out the basin. The utility model relates to a simply, reasonable, the practicality is strong.