- ---------1975, The stream and its valley: Verhandlungen
Internationale Vereinigung für Theoretische und Angewandte
Limnologies, v. 19, p. 1-15.
- Irvine, J.R., 1986,
Effects of successive flow perturbations on stream invertebrates:
Canadian Journal of Fisheries and Aquatic Sciences, v. 42, p.
1922-1927.
- Kerans, B.L., Karr, J.R., and Ahlstedt,
S.A., 1992, Aquatic invertebrate assemblages: Spatial and temporal
differences among sampling protocols: Journal of the North American
Benthological Society, v. 11, no. 4, p. 377-390.
- Klemm, D.J., Lewis, P.A., Fulk, Florence, and Lazorchak, J.M.,
1990, Macroinvertebrate field and laboratory methods for evaluating the
biological integrity of surface waters: U.S. Environmental Protection
Agency, EPA/600/4-90/030, 256 p.
- Leahy, P.P.,
Rosenhein, 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.
- Leahy, P.P., and
Wilber, W.G., 1991, National Water-Quality Assessment Program: U.S.
Geological Survey Open-File Report 91-54, 2 p.
- Lehmkuhl, D.M., 1973, A new species of Baetis
(Ephemeroptera) from ponds in the Canadian arctic, with biological notes:
The Canadian Entomologist, v. 105, p. 343-346.
- Leopold, L.B., and Wolman, M.G., 1957, River channel patterns:
braided, meandering, and straight: U.S. Geological Survey Professional
Paper 282-B, p. 39-85.
- Lenat, D.R., 1988, Water
quality assessment of streams using a qualitative collection method for
benthic macroinvertebrates: Journal of the North American Benthological
Society, v. 7, no. 3, p. 222-233.
- Mackay,
R.J., 1979, Life history patterns of some species of Hydropsyche
(Trichoptera: Hydropsychidae) in southern Ontario: Canadian Journal of
Zoology, v. 57, p. 963-975.
- Mason, W.T., ed., 1978,
Methods for the assessment and prediction of mineral mining impacts on
aquatic communities; a review and analysis: Washington, D.C., U.S.
Department of the Interior, Fish and Wildlife Service, Publication
FWS/OBS-78/30, 1 57 p.
- ---------1991, Sieve sample
splitter for benthic invertebrates: Journal of Freshwater Ecology, v. 6,
no. 4, p. 445-449.
- Meador, M.R., Cuffney, T.F., and
Gurtz, M.E., 1993, Methods for sampling fish communities as part of the
National Water-Quality Assessment Program: U.S. Geological Survey
Open-File Report 93-104, 40 p.