Blue duck (Whio) : survey of the distribution and abundance of Blue duck (Whio) in Kahurangi National Park /

by Studholme, Belinda, 1969-
Published 2000

Distribution of blue duck in New Zealand from 1980-1991 /

by Cunningham, D. M. (Duncan M.), 1950-
Published 1991

Population survey of yellow-eyed penguins on the Auckland Islands, Nov-Dec 1989 /

by Moore, Peter J. (Peter John), 1960-
Published 1990

Population viability analysis of blue duck (Hymenolaimus malacorhynchos) /

by Henderson, Ian Malcolm
Published 1994

Possibilities for enhancing populations of weka, tūī and tītī on Banks Peninsula and Canterbury : a report for DOC and Ngāi Tahu /

by Schmechel, Francis
Published 2004