This site is located at the mouth of the in the southwestern Central Waitematā Harbour. Whau Entrance was first monitored in 2002, and is currently sampled every few years for macrofauna, mud content and metal contamination.
The site is relatively sandy but mud content has increased since monitoring began. The site currently has a relatively low level of metal contamination and fair ecological health.
Monitored site results
This dashboard shows information on the data collected by the regional councils and unitary authorities for the Estuary health scientific indicators, click the tiles for more information: