Philippa Tolley investigates whether the invasive alga Didymo is still a threat to the North Island.

Insight for 4 March 2012 - Didymo

A weekly investigative documentary exploring what is happening in New Zealand and to New Zealanders here and overseas.                       


Best Factual Weekly Programme at the 2020 NZ Radio Awards

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A weekly investigative documentary exploring what is happening in New Zealand and to New Zealanders here and overseas. Best Factual Weekly Programme at the 2020 NZ Radio Awards

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Insight for 4 March 2012 - Didymo

Insight for 4 March 2012 - Didymo