Lazauski, H.G., and Malvestuto, S.P., 1990, Electric fishing: results of a survey on use, boat construction, configuration and safety in the USA, in Cowx, I.G., and Lamarque, P., eds., Fishing with electricity: Oxford, Fishing NewsBooks, Blackwell Scientific Publications, p. 327-339. Leahy, P.P., Rosenshein, J.S., and Knopman, D.S., 1990, Implementation plan for the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 90-174, 10 p. Lee, D.S., Gilbert, C.R., Hocut, C.H., Jenkins, R.E., McCallister, D.E., and Stauffer, J.R., Jr., 1980, Atlas of North American freshwater fishes: Raleigh, N.C., State Museum of Natural History, 854p. Leopold, L.B., Wolman, M.G., and Miller, J.P., 1964, Fluvial processes in geomorphology: San Francisco, W.H. Freeman, 522 p. Loeb, H.A., 1957, Night collection of fish with electricity: New York Fish and Game Journal, v. 4, p.109-118. Lundberg, J.G., and McDade, L.A., 1990, Systematics, in Schreck, C.B., and Moyle, P.B. eds., Methods for fish biology: Bethesda, Md., American Fisheries Society, p.65-108. Lyons, John, 1992, The length of stream to sample with a towed electrofishing unit when fish species richness is estimated: North American Journal of Fisheries Management, v. 12, p.198-203. Matthews, W.J., 1986, Fish faunal structure in an Ozark stream: stability, persistence and a catastrophic flood: Copeia, v. 1986, p. 388-397. _____ 1990, Fish community structure and stability in warmwater midwestern streams, in Bain, M.B., ed., Ecology and assessment of warmwater streams: Workshop synopsis, U.S. Fish and Wildlife Service, Biological Report, v.90, no. 5, p. 16 -17. Monod, G., and Vindimian, E., 1991, Effect of storage conditions and subcellular fractionation of fish liver cytochrome P-450 dependent enzymatic activities used for the monitoring of water pollution: Water Research, v. 25, p. 173-178. Nielsen, L.A., and Johnson, D.L., 1983, Fisheries techniques: Bethesda, Md., American Fisheries Society, 468 p. Ohio Environmental Protection Agency, 1987, Biological criteria for the protection of aquatic life: volume III. Standardized biological field sampling and laboratory methods for assessing fish and macroinvertebrate communities: Columbus, Ohio, Division of Water Quality Monitoring and Assessment, 58p. Paragamian, V.L., 1989, A comparison of day and night electrofishing: size structure and catch per unit effort for smallmouth bass: North American Journal of Fisheries Management, v. 9, p.500-503. Plafkin, J.L., Barbour, M.T., Porter, K.D., Gross, S.K., Hughes, R.M., 1989, Rapid bioassessment protocols for use in streams and rivers: U.S. Environmental Protection Agency, EPA/444/4-89-001. Reynolds, J.B., 1983, Electrofishing, in Nielsen, L.A., and Johnson, D.L., eds., Fisheries techniques: Bethesda, Md., American Fisheries Society, p.147-163.