From the National Institute of Water and
Atmospheric Research, this page links to guides and
checklists for quick identification of freshwater
life.
More suggestions and sources
Collier, Kevin, and Michael Winterbourn, eds.
New Zealand stream invertebrates: ecology and
implications for management. Christchurch: New
Zealand Limnological Society, 2000.
Harding, Jon, and others, eds. Freshwaters
of New Zealand. Christchurch: New Zealand
Hydrological Society and New Zealand Limnological
Society, 2004.
McDowall, R. M. The Reed field guide to New
Zealand freshwater fishes. Auckland: Reed,
2000.