Dip nets may be used subject to the following restrictions:
(a) In Districts 1, 112, 2, 3, and 4, dip nets may not be baited, and may not measure more than six feet in greatest breadth.
(b) In District 19, hand-held dip nets 30 feet or less in greatest breadth may be used. In that district dip nets may not be used within 750 feet of any pier, wharf, jetty, or breakwater, except to take anchovies, squids, and sardines for bait, and to take smelt.
(c) In District 20, hand-held dip nets 30 feet or less in greatest breadth may be used.