1. Benike HM (2004) Evaluation of a 32 inch minimum length limit for northern pike Largon Lake, Polk County, WI, MWBIC Code (2668100)
2. Casselman JM (1974) External sex determination of northern pike, Esox lucius Linnaeus. Trans Am Fish Soc 103:343–347
3. Casselman JM (1996) Age, growth and environmental requirements of pike, Esox lucius. In: Craig J (ed) Pike: biology and exploitation. Chapman and Hall, London, pp 69–101
4. Casselman JM (2002) Effects of temperature, global extremes, and climate change on year-class production of warmwater, coolwater, and coldwater fishes in the Great Lakes Basin, pp 39–59. In: McGinn NA (ed) Proceedings of American Fisheries Society Symposium 32, Fisheries in a changing climate. 295p
5. Casselman JM, Crossman EJ (1986) Size, age and growth of trophy muskellunge and muskellunge-northern pike hybrids—The Cleithrum Project, 1979–1983, pp 93–110. In: Hall GE (ed) Managing muskies—a treatise on the biology and propagation of muskellunge in North America. American Fisheries Society Special Publication 15