DEVICE FOR SORTING LARVAE AND YOUNG STURGEONS

摘要

FIELD: agriculture.;SUBSTANCE: invention relates to fish farming, in particular, to mechanisation of the sorting process of larvae and juvenile fish in artificial breeding in hatcheries. A device for sorting larvae and juvenile fish includes water supply system (1), a horizontal tray (4), a receiver (2) with the outlet (3) for unsorted fish, a tank to collect small fish and large fish (12, 13). The tray (4) has calibration slits with adjusting means for the passage of small fish. Above the tray (4) the lid (5) is placed. It is made narrowed towards the outlet of the tray (4) with an opening for receiving the fish (6). Adjusting devices are made in the form of screws (8). The screws (8) are located on the lid (5) above the entrance and exit from the tray (4). The device is equipped with gauge rails (7), outlet pipes (10, 11) and the sources of light (14).;EFFECT: increased efficiency of sorting of larvae and juvenile fish.;2 dwg