Coastal Restoration Trust of New Zealand

Coastal Dune Ecosystem Reference Database

Fish Passage Assessment Tool Webpage

Author
Dr Paul Franklin
Publisher / Organisation
NIWA
Keywords
fish passage, tool, whitebait, eels
Summary
Many of New Zealand’s most widespread fish species (e.g. whitebait and eels) undertake significant migrations as part of their life-cycle. However, instream infrastructure, such as culverts, weirs and dams, can delay or prevent fish movements and stop them from accessing critical habitats.