N.H. Rev. Stat. § 214:34-a
Any person holding a bait dealer's license may take smelt, minnows, shiners, suckers, chubs, or tommycod by means of a dip net held in hand, a drop net not over 48 inches in diameter, or by means of a square umbrella net not over 42 inches on a side. Minnows, shiners, chubs and tommycod may also be taken by licensed bait dealers in traps measuring not over 36 inches long with an opening not to exceed 1 1/2 inches in diameter. Suckers may also be taken in traps not to exceed 50 inches in length and 30 inches in diameter with an opening of not less than 3 1/2 inches in diameter. Licensed dealers may also take any of the species, except smelt, mentioned in this section, by means of an ordinary commercial type minnow seine not over 4 feet in depth and not over 50 feet long, from such streams, lakes, and ponds and at such times as are approved by the executive director.
RSA 214:34-a
1965, 347:1. 1983, 252:5, eff. Aug. 17, 1983.