This page from the National Institute of Water and Atmospheric Research (NIWA) atlas of freshwater fisheries describes the most common species in the whitebait catch.
A NIWA document explaining how to identify different whitebait species. PDF format (53 KB).
On the NIWA site, this article shows that īnanga, the most common species of whitebait, cannot easily climb weirs.
The Department of Conservation’s whitebaiting regulations for New Zealand, apart from the West Coast.
The Department of Conservation’s whitebaiting regulations for the West Coast.
Bradshaw, Julia. The far downers. Dunedin: University of Otago Press, 2001.
McDowall, Robert M. The New Zealand whitebait book. Wellington: Reed, 1984.
McDowall, Robert M. The Reed guide to New Zealand freshwater fishes. Auckland: Reed, 2000.
Peat, Neville. Cascade on the run. Christchurch: Whitcoulls, 1979.