The Australian Ocean Data Network (AODN) Data Portal User Guide provides a set of instructions for navigating the portal features. The screenshots in this guide are taken from the AODN portal, but the instructions are also applicable to the NZODN Data Portal and provide a useful framework for discovering NZODN data.
For specific questions regarding the NZODN Data Portal, or for further information, contact NIWA: enquiries@niwa.co.nz