Onepoto Intertidal Site B is located within the Onepoto intertidal area at the mouth of the Porirua Stream. It is the intertidal site closest to Porirua City. It is monitored for metals, sediment nutrients and muddiness every five years.
The sediment dwelling communities at this site have been relatively stable since monitoring began in 2008.
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: