Police have identified the body found by a member of the public in the Bay of Plenty earlier this week.

He was Gregory Flavell, 18, of Rotorua who was reported missing kayaking on Lake Rotorua on August 10.

"Gregory's family would like to publicly acknowledge their appreciation and thanks for the help from NZ Police, Coastguard, Navy, Police Maritime and LandSAR," says a police spoksperson.

"Police extend their sympathies to his family and loved ones.

"His death has been referred to the Coroner."