▁conduct ▁tasks ▁for ▁and ▁with ▁the ▁New ▁Zealand ▁Custom s ▁Service , ▁the ▁Department ▁of ▁Conserv ation , ▁Ministry ▁of ▁Foreign ▁Affairs ▁and ▁Trade , ▁Ministry ▁of ▁Fish eries , ▁Mar itime ▁New ▁Zealand , ▁and ▁New ▁Zealand ▁Police . ▁The ▁Government ▁and ▁Navy ▁policy ▁was ▁the ▁OP V s ▁are ▁intended ▁to ▁carry ▁out ▁resource ▁protection ▁functions ▁in ▁the ▁E E Z , ▁South ▁Pacific ▁and ▁Southern ▁Ocean , ▁to ▁free ▁the ▁two ▁s ▁for ▁other ▁needs . ▁However , ▁with ▁the ▁cap ability ▁to ▁carry ▁and ▁sust ain ▁a ▁miss ile ▁armed ▁R N Z N ▁hel ic opter ▁they ▁do ▁have ▁limited ▁higher ▁cont ing ency ▁cap ability . ▁ ▁The ▁vessels ▁were ▁designed ▁by ▁V ard ▁Marine ▁( known ▁as ▁ST X ▁Canada ▁Marine ▁and ▁formerly ▁K va erner ▁Mas a ▁Marine ) ▁and ▁are ▁based ▁on ▁earlier ▁OP V ▁designs ▁in ▁service ▁with ▁the ▁Irish ▁Naval ▁Service ▁( since ▁ 1 9 9 9 ) ▁and ▁the ▁Maur it ian ▁Coast ▁Guard ▁( since ▁ 1 9 9 6 ). ▁ ▁However ▁the ▁adopted ▁design ▁is ▁consider ably ▁upgrad ed , ▁in ▁that ▁the ▁Irish ▁Naval ▁Service ▁no ▁longer ▁included ▁hel ic opter ▁facilities ▁in ▁its ▁designs ▁after ▁the ▁failure ▁of ▁hel ic opter ▁operations ▁from ▁the ▁OP V ▁ ▁in ▁the ▁rough ▁se as ▁off ▁the ▁Irish ▁west ▁coast . ▁O tag o , ▁however , ▁includes ▁hel ic opter ▁facilities ▁similar ▁to ▁the ▁arrang ements ▁of ▁the ▁earlier ▁Irish ▁OP V , ▁L É ▁E ith