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    • scientist Dr Andy Hicks investigates a perched culvert.
    Rights: Hawke’s Bay Regional Council Published 8 December 2017 Size: 350 KB Referencing Hub media

    Perched culverts – installed above the predominant waterline – are one of the most common barriers to native fish migration. Here, Hawke’s Bay Regional Council scientist Dr Andy Hicks investigates a perched culvert.

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