N.J. Stat. § 23:9-6
No person shall catch or fish for any game fish or any sunfish or any white or yellow perch in any part of the Delaware river above or below Trenton falls with any device or by any means or method whatsoever, except with such devices or by such means or method as shall be prescribed in the State Fish and Game Code, or if none are so prescribed, then except with rods and lines or hand lines, commonly called dipsey or throw lines, each having not more than 9 hooks, or with trolling lines with spoon or artificial bait having not more than 3 burrs of 3 hooks attached. The number of rods and lines, or the number of trolling lines shall not exceed such numbers as shall be prescribed in said code, or if none are so prescribed, then they shall not exceed 2 of 1 or the other device named. Any person violating any provisions of this section shall be subject to a fine of $20.00.
N.J.S. § 23:9-6