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February 2017This report provides a classification of coastal hydrosystems within New Zealand, including some offshore islands. Read more
March 2006These best practice guidelines have been developed to identify, assess and manage environmental impacts associated with petroleum exploration, development and production activities being undertaken in NZ's Exclusive Economic Zone and Continental Shelf beyond the Territorial Sea. Read more
November 1998This document provides standardised whole effluent toxicity testing (WETT) protocols to test the potential biological impact of discharges into the aquatic environment of contaminated wastewater. Read more