Trolling bait
Trolling downrigger
Trolling sinker
Trolling weight
Two-bladed arrow point
Ultrasonic pest control device
Ultrasonic pest repelling device
Ultrasonic pest repelling device
Unmanned aircraft
Upside down fishing net
Vacuum operated insect collector
Vaporizer for insecticides and rodenticides
Vent for lobster trap
Vented floor-model roach trap
Ventilated rib gun sight
Wall-type insect electrocutor
Weighted device for fishing lines
Wing tip pod plume target for air to air weaponry
Worm hook