A professional who tends machines that stretch nets and tighten knots by either of following methods. Respnsibilities include:

• (1) Places end of net over straightening roller and threads net through tension rollers of machine.
• Turns crank to adjust tension of net.
• Observes net on trial run to determine tightness of knots.
• Unfolds and straightens net as net is drawn into machine.
• (2) Threads holding rods through meshes at each end of net.
• Places rod in channel of stationary block.
• Stretches net by hand and places second rod in channel of winch block.
• Starts electric winch to stretch net to specified tension.
• May tie and pack nets in cartons for shipment.
• May attach cork or lead lines on fishing nets.
• May be designated according to type of machine used as depth-stretching-machine operator; vertical-stretching-machine operator.