Freshwater Update 64, February 2015

Freshwater Update 64 brings you the latest information from our Freshwater & Estuaries centre, including water quality maps and information, as well as river flows.

National consistency in nutrient test methods: assessing the implications of changing methods on long-term water quality datasets

Nitrogen is a key nutrient element for aquatic plants, similar to terrestrial plants. Nitrogen, along with phosphorus, is routinely measured in waters to test their nutrient status and the likely promotion of nuisance plants or algal growths.  

The role of the babel fish: integrating at the final frontier

The National Policy Statement for Freshwater Management (NPS-FM) 2014 (NZGovt 2014a) is the latest in a series of freshwater reforms that is significantly changing the way in which freshwater resources are managed in New Zealand.

This ‘new’ freshwater management, and in particular setting of freshwater objectives and limits, requires integration at a number of scales, including integration of: