27Unlicensed fishing
A person is guilty of an offence if, in any place in which fishing for fish of any description is regulated by a system of licensing, he—
(a)fishes for or takes fish of that description otherwise than by means of an instrument which he is entitled to use for that purpose by virtue of a fishing licence or otherwise than in accordance with the conditions of the licence; or
(b)has in his possession with intent to use it for that purpose an instrument other than one which he is authorised to use for that purpose by virtue of such a licence.