Police from across the North Island swapped uniforms for lifejackets and handcuffs for paddles as they competed in their annual raft race.
The Kaituna River, used for the world whitewater rafting championships last spring, hosted 36 teams and 40 individual river surfers for the seventh year.
The Bay of Plenty District Headquarters team, based in Rotorua, were named champions after a thrilling set of heats throughout yesterday. They beat the Tauranga dog section, Whakatane police and a team from Counties Manukau.
"It was a hard-fought race," said event organiser Sergeant Aaron Holloway.
"They came out of the waterfall in second but overtook the leader and maintained that to the finish."