Delta team Ben and Igar track a man wanted for assault. Biosecurity NZ's Lushea and Iwi sniff out a farmer's worst nightmare. Auckland Council dog teams search for one of the toughest pests on Earth.

Delta team Regan and Taylor search for a stolen car. Customs drug detector team find a contraband concealment from Canada. DOC's Fin and Piki face-off with residents on remote Blumine Island.

Delta team Ben and Igar search for bike thieves. Biosecurity NZ's Karen and Nitro find a funny package with serious contents. DOC rodent dog team Leona and Bail head out to remote Mangere Island.

Delta team Moses and Helo attend a late night disturbance. Customs drug detector's Tegan and Willow dish up a feast of illicit contraband. DOC teams comb Rangitoto and Motutapu for a deadly assassin.

Two drivers take on Delta team Nick and Ink. DOC's Tom and Leroy find an icon inside Sanctuary Mountain Maungatautari. Customs drug detector team Tegan and Willow crack open a crafty concealment.

Delta team Regan and Taylor search for a man with stolen goods. Biosecurity NZ's Lushea and Iwi stop a potential disaster and Auckland Council's Cat and Zip hunt for our deadliest predator pest.

Delta team Ben and Igar help apprehend a wanted man. DOC's James and Duke go wild, in search of the elusive Pāteke. And Biosecurity NZ's Colleen and Gina discover a doggie doppelganger.

A traffic stop turns marathon for Delta team Nick and Ink, Customs drug detector team discover drugs in a speaker and Newfoundlands cause a splash with their lifesaving exercises.

Delta team Luke and Ice track down a wanted man. DOC's Max and Oska scour Fiordland for endangered Whio and Biosecurity NZ's Marion and Fudge uncover a bizarre find at the International Mail Centre.

Delta team Josh and Blue track a garden variety thief. Customs drug detector team Jo and Rani find a stash in children's toys and DOC dog team Adriana and Zach look for an unlikely pest.