Abstract: A sorting device, particularly for trout and fish eggs which is of the type having an inclined wall against which the eggs are launched and caused to rebound a distance apart depending on the resilience thereof. Collecting means are provided for receiving the eggs according to their different trajectories. The device comprises a tank for receiving eggs and water having a rotating drum associated therewith having a plurality of cups on the outer surface thereof. Each cup is adapted to receive one egg therein and the cups are arranged in parallel transverse rows. The bottom of the cups is perforated so as to permit the water to be discharged therefrom. A fan is provided in order to dry the eggs in the cups through the perforated bottom thereof and a pneumatic launching device serves to launch the eggs against the inclined wall.