HMNZS Pukaki ( P3568) was one of four boats were built by Brooke Marine of Lowestoft and delivered to NZ by heavy lift ship in 1975. The other vessels were HMNZS Hawea - P3751 , HMNZS Rotoiti - P3569 , and HMNZS Taupo - P3570
Displacement - 105 tons. Length overall 33m. Machinery - two Paxman 12Y