The 2019 bathymetric survey of Porirua Harbour provides a dataset for comparison against similar surveys conducted in 2014 and 2009. Results are used to monitor the harbour bed for sediment movement, accretion and erosion.

Author/s: Bevan Waller and Declan Stubbing. DML

Reference: Waller B & Stubbing D. 2019. Porirua Harbour Bathymetric Survey, May 2019. Report 1902 prepared for Greater Wellington Regional Council by Discovery Marine Limited (DML). 26p.