1. Anonymous. 1976.Studies on the biology of perch in Hamilton Lake. Summary of results from surveys conducted in the winter and spring of 1976, 15Fisheries Research Division, Ministry of Agriculture and Fisheries. Unpublished report (copy held by authors)
2. _____. 1977.Studies on the biology of perch in Hamilton Lake. Summary of results from surveys conducted in the summer and autumn of 1977, 10Fisheries Research Division, Ministry of Agriculture and Fisheries. Unpublished report (copy held by authors)
3. Waikato Valley Authority technical report 1985/7;Boswell J.,1985
4. The Royal Society of New Zealand bulletin 12;Brown J. M. A.,1974