NZ Threat Classification System manual 2008
This 2008 manual provides guidelines on how to use the New Zealand Threat Classification System, and outlines the processes by which candidate taxa and informal entities will be listed.

The 2008 manual has been reviewed and an updated manual was published in 2022. See the NZTCS manual 2022. 

Download the publications

New Zealand Threat Classification System manual 2008 (PDF, 417K)

Supplement to the NZTCS manual 2008: New qualifiers and amendments to qualifier definitions, 2021 (PDF, 3,527K)

Amendment to the NZTCS manual 2008: revised categories 2021 (PDF, 1,091K)