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What modelling or risk assessments, if any, have been conducted on the likelihood and estimated timeframe for Corbicula fluminea spreading to the Clutha or Waitaki river systems?

Answered Question 2970 (2026)
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Asked by

Jo Luxton

List MP · Labour Party

Question

  • What modelling or risk assessments, if any, have been conducted on the likelihood and estimated timeframe for Corbicula fluminea spreading to the Clutha or Waitaki river systems?

Answered by

Hon Andrew Hoggard

List MP · ACT Party · Minister for Biosecurity

Answer

I am advised that Cawthron Institute has published research on habitats in New Zealand that may be suitable locations for Corbicula fluminea to establish a population.