take appropriate action to ensure that all vessels flying its flag, including support vessels, when engaged in fishing activities during the time and area closure referred to in paragraph 1 of this Article, have an observer on board.
gníomhaíocht iomchuí le háirithiú go mbeidh breathnóir ar bord gach soithigh a bhfuil a bhratach ar foluain air, lena n-áirítear soithigh tacaíochta, fad is atá na soithí sin i mbun gníomhaíochtaí iascaireachta le linn an iaimh ama agus limistéir dá dtagraítear i mír 1 den Airteagal seo.