Police have made two more arrests following last Mondays (5 May) burglaries and robberies in Tay Street, Invercargill.

The two aggravated robberies, two burglaries and an attempted burglary at commercial premises happened between 1.50am and 4.30am on 5 May.

No serious injuries were reported.

A 15-year-old male was arrested last week in relation to a number of the incidents including one of the aggravated robberies.

He has appeared in the Invercargill Youth Court and has been remanded in custody.

Invercargill Police's Inspector Stu Harvey said a 35-year-old woman and a 31-year-old man have now been jointly charged with the second aggravated robbery after search warrants were executed in Invercargill city.

Both are currently remanded in custody until their next court appearance, he said.

Police are continuing to investigate last Monday morning's incidents and are still seeking assistance from members of the public in regards to the offending, he said.