Translate the following English sentence to French:
"We also call on the Canadian authorities to behave in accordance with NAFO control measures and not to exceed their authority. During the plenary sitting on this matter, Mr Kinnock, Vice-President of the Commission, acknowledged that they had exceeded their duties in appropriating the ship' s documentation without the authorisation of the captain of the vessel."
Nous demandons également aux autorités canadiennes de se soumettre aux mesures de contrôle NAFO et de ne pas outrepasser leurs fonctions, comme l' a reconnu en séance plénière à ce propos M. Kinnock, vice-président de la Commission, lors d' une saisie arbitraire de documents du navire sans l' autorisation du capitaine.