TRAWL WITH DEVICE FOR DISCHARGING SMALL-SIZED FISH Russian patent published in 1998 - IPC

FIELD: commercial fishery. SUBSTANCE: trawl has V-shaped divider wall defined by selective and guiding members pivotally interconnected at an angle one relative to another, and member for guiding caught mixed fish within trawl pocket to selective member of V-shaped wall. Netted enclosure of trawl pocket has discharge opening for small-sized fish and passage for object of commerce. Trawl is provided with auxiliary V-shaped divider wall. Both walls are fixed on netted enclosure of trawl pocket at both sides of its horizontal section. Netted enclosure has additional opening for discharging small-sized fish. Member for guiding caught fish to selective members of divider walls is formed as wedge attached on netted enclosure within pocket in symmetry with its horizontal section. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 4 cl, 5 dwg