(1)  A fisheries officer may enter and search a train or aircraft if the fisheries officer reasonably believes that –

(a) an offence under this Act has been, is being or is about to be committed on the train or aircraft; or

(b) there is on the train or aircraft any evidence of the commission of an offence under this Act or a corresponding law.

(2)  A fisheries officer may signal or direct a person apparently in charge of a train or an aircraft not to move the train or aircraft for a reasonable period if the fisheries officer believes that –

(a) an offence under this Act has been, is being or is about to be committed on the train or aircraft; or

(b) there is on the train or aircraft any evidence of the commission of an offence under this Act or a corresponding law.