Local workers across several industries are getting involved in strike action.

Staff at Bunnings Dunedin walked off the job yesterday afternoon, protesting the company's plan to change rosters.

Medical physicists at the Southern District Health Board are also involved in further strike action.

It follows bargaining tactics earlier this year.

And Department of Conservation staff throughout Otago are part of a nationwide course of industrial action.

They're unhappy with conditions set by the crown entity, following a major restructure.