ANZECC. (2000). Australian and New Zealand guidelines for fresh and marine water quality, Vol 1. The Guidelines. Prepared by Australian and New Zealand Environment and Conservation Council (ANZECC) and Agriculture and Resource Management Council of Australia and New Zealand. Available on the Ministry for the Environment website at the following link:
Ballantine, D. Booker, D. Unwin, M. Snelder, T. (2010). Analysis of national river water quality data for the period 1998-2007. Prepared for Ministry for the Environment. NIWA project: MFE10502.
Ballantine, D. & Davies-Colley, R. (2009). Water quality trends at National River Water Quality Network sites for 1989-2007. Prepared for Ministry for the Environment. NIWA project: MFE09202.
MfE (2009). National River Water Quality Network.
MfE. (2003). Microbiological Water Quality Guidelines for Marine and Freshwater Recreational Areas. Ministry for the Environment, Wellington. Available on the Ministry for the Environment's website at the following link:
Pohe, S. R. (2009). Northland Macroinvertebrate Monitoring Programme: 2009 Monitoring Report. Unpublished report prepared by Pohe Environmental for Northland Regional Council. 39p.
Snelder, T. Biggs, B. Weatherhead, M. (2002). New Zealand River Environment Classification: A guide to concepts and use. Prepared for Ministry for the Environment. NIWA Project: MFE02505.