This subtidal site is located near the mouth of the Porirua Stream and is the subtidal site closest to the Porirua City CBD. It is monitored for metals, sediment nutrients and muddiness every five years.
Mud constitutes the majority of the sediment at this site. Lead and zinc exceed recommended concentrations at this site, which means that ecological effects are probable. Ecological health at this site is ‘poor/high risk’.
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: