Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 32 references without a DOI — listed, not checked
no DOI — not checkedAdamus, P. R. 1996. Bioindicators for assessing ecological integrity of prairie wetlands. U.S. Environmental Protection Agency, National Health and Environmental Effects Research Laboratory, Western Ecology Division, Corvallis, OR, USA. EPA/600/R-96/082.
no DOI — not checkedApfelbeck, R. S. 2001. Development of biocriteria for wetlands in Montana. p. 141–166. In R. B. Rader, D. P. Batzer, and S. A. Wissinger (eds.) Bioassessment and Management of North American Freshwater Wetlands. John Wiley & Sons, Inc, New York, NY, USA.
no DOI — not checkedBarbour, M. T., J. Gerritsen, B. D. Snyder, and J. B. Stribling. 1999. Rapid bioassessment protocols for use in streams and wadeable rivers: periphyton, benthic macroinvertebrates and fish, second edition. U.S. Environmental Protection Agency, Office of Water, Washington, DC, USA. EPA 841-B-99-002.
no DOI — not checkedBluemle, J. P. 1991. The Face of North Dakota: The Geologic Story Educational Series 11, North Dakota Geological Survey, Grand Forks, ND, USA.
no DOI — not checkedBryce, S., J. M. Omernik, D. E. Pater, M. Ulmer, J. Schaar, J. Freeouf, R. Johnson, P. Kuck, and S. H. Azevedo. 1998. Ecoregions of North Dakota and South Dakota. [Two sided color poster with map (scale 1∶1,500,000), descriptive text, summary tables, and photographs.]. U.S. Geological Survey, Reston, VA, USA, ISBN 0-607-89384-2.
no DOI — not checkedButler, M. G. 1984. Life Histories of Aquatic Insects. p. 24–55. In V. H. Resh and D. M. Rosenberg (eds.) The Ecology of Aquatic Insects. Praeger Publishers, New York, NY, USA.
no DOI — not checkedDanielson, T. J. 1998. Wetland bioassessment fact sheets. U.S. Environmental Protection Agency, Office of Wetlands, Oceans, and Watersheds, Wetlands Division, Washington, DC, USA. EPA843-F-98-001.
no DOI — not checkedDeutschman, M. R. 1984. Secondary production, habitat use and prey preference of the tiger salamander (Ambystoma tigrinum) in south-central North Dakota. M.S. Thesis. North Dakota State University, Fargo, ND, USA.
no DOI — not checkedEll, M. J. 1993. Standard Operating Procedures for Field Samplers. Surface Water Quality Management Program, Division of Water Quality, North Dakota State Department of Health and Consolidated Laboratories, Bismarck, ND, USA.
no DOI — not checkedEuliss, N. H., Jr. and D. M. Mushet. 1997. Impact of agricultural practices on siltation rates, and water-level fluctuations. p. 59–69. In S. A. Peterson, L. Carpenter, G. Guntenspergen, and L. M. Cowardin (eds.) Pilot test of wetland condition indicators in the Prairie Pothole Region of the United States. U.S. Environmental Protection Agency, Office of Research and Development, Washington, DC, USA. EPA/620/R-97/002.
no DOI — not checkedEuliss, N. H., Jr., D. A. Wrubleski, and D. M. Mushet. 1999. Wetlands of the Prairie Pothole Region: invertebrate species composition, ecology, and management. p. 471–514. In D. P. Batzer, R. B. Rader, and S. A. Wissinger (eds.) Invertebrates in Freshwater Wetlands of North America: Ecology and Management. John Wiley & Sons. Inc., New York, NY, USA.
no DOI — not checkedGerritsen, J., R. E. Carlson, D. L. Dycus, C. Faulkner, G. R. Gibson, J. Harcum, and S. A. Markowitz. 1998. Lake and reservoir bioassessment and biocriteria: technical guidance document. U.S. Environmental Protection Agency, Office of Water, Washington, DC, USA. EPA 841-B-98-007.
no DOI — not checkedGleason, R. A. and N. H. Euliss, Jr. 1998. Sedimentation of prairie wetlands. Great Plains Research 8:97–112.
no DOI — not checkedGoldsborough, L. G. and W. G. Crumpton. 1998. Distribution and environmental fate of pesticides in prairie wetlands. Great Plains Research 8:73–95.
no DOI — not checkedHelgen, J. C. and M. C. Gernes. 2001. Monitoring the condition of wetlands: indexes of biological integrity using invertebrates and vegetation. p. 167–185. In R. B. Rader, D. P. Batzer, and S. A. Wissinger (eds.) Bioassessment and Management of North American Freshwater Wetlands. John Wiley & Sons, Inc, New York, NY, USA.
no DOI — not checkedHilsenhoff, W. L. 1977. Use of arthropods to evaluate water quality in streams. Wisconsin Department of Natural Resources, Madison, WI, USA. Technical Bulletin No. 100.
no DOI — not checkedKantrud, H. A. 1993. Duck nest success on Conservation Reserve Program land in the prairie pothole region. Journal of Soil and Water Conservation 48:238–242.
no DOI — not checkedKantrud, H. A., G. L. Krapu, and G. A. Swanson. 1989. Prairie basin wetlands of the Dakotas: a community profile. U.S. Fish and Wildlife Service, Washington, DC, USA. Biological Report 85.
no DOI — not checkedKarr, J. R. and E. W. Chu. 1999. Restoring Life in Running Waters: Better Biological Monitoring. Island Press, Washington, DC, USA.
no DOI — not checkedKarr, J. R., K. D. Fausch, P. L. Angermeier, P. R. Yant, and I. J. Schlosser. 1986. Assessing biological integrity in running waters: a method and its rationale. Illinois Natural History Survey, Champaign, IL, USA. Special Publication 5.
no DOI — not checkedNeely, R. K. and J. L. Baker. 1989. Nitrogen and phosphorus dynamics and the fate of agricultural runoff. p. 92–131. In A. G. van der Valk (ed.) Northern Prairie Wetlands. Iowa State University Press, Ames, IA, USA.
no DOI — not checkedPeterka, J. J. 1989. Fishes in northern prairie wetlands. p. 302–315. In A. G. van der Valk (ed.) Northern Prairie Wetlands. Iowa State University Press, Ames, IA, USA.
no DOI — not checkedPhillips, K. A. 1999. Assessment of Potential Metrics for Index of Wetland Biological Integrity (IWBI) for Phytoplankton. Unpublished Report. North Dakota Department of Health, Division of Water Quality, North Dakota State Department of Health, Bismarck, ND, USA.
no DOI — not checkedScheffer, M., S. H. Hosper, M-L. Meijer, B. Moss, and E. Jeppesen. 1993. Alternative Equilibria in Shallow Lakes. TREE 8:275–279.
no DOI — not checkedShuldiner, P. W., D. F. Cope, and R. B. Newton. 1979. Ecological effects of highway fills on wetlands: user’s manual. Transportation Research Board, National Research Council, Washington, DC, USA. Report (National Cooperative Highway Research Program): 218B.
no DOI — not checkedStewart, R. E. and H. A. Kantrud. 1971. Classification of natural ponds and lakes in the glaciated prairie region. U.S. Department of the Interior, Fish and Wildlife Service, Washington, DC, USA. Publication 92.
no DOI — not checkedSwanson, G. A., T. C. Winter, V. A. Adomaitis, and J. W. LaBaugh. 1988. Chemical characteristics of prairie lakes in south-central North Dakota-their potential for influencing use by fish and wildlife. United States Fish and Wildlife Service, Washington, DC, USA. Technical Report 18.
no DOI — not checkedTangen, B. A. 2001. Variation in aquatic macroinvertebrate communities in Prairie Pothole Region wetlands. M.S. Thesis. North Dakota State University, Fargo, ND, USA.
no DOI — not checkedter Braak, C. J. F. 1995. Ordination, p. 91–173. In R. H. G. Jongman, C. J. F. ter Braak, and O. F. R. Van Tongeren (eds.) Data Analysis in Community and Landscape Ecology. Cambridge University Press, Cambridge, UK.
no DOI — not checkedter Braak, C. J. F. and C. W. N. Looman. 1995. Regression. p. 29–77. In R. H. G. Jongman, C. J. F. ter Braak, and O. F. R. Van Tongeren (eds.) Data Analysis in Community and Landscape Ecology. Cambridge University Press, Cambridge, UK.
no DOI — not checkedter Braak, C. J. F. and P. Smilauer. 1998. CANOCO Reference Manual and User’s Guide to Canoco for Windows: Software for Canonical Community Ordination, Version 4. Microcomputer Power, Ithaca, NY, USA.
no DOI — not checkedWinter, T. C. 1989. Hydrologic studies of wetlands in the northern prairie. p. 16–54. In A. G. van der Valk (ed.) Northern Prairie Wetlands. Iowa State University Press, Ames, IA, USA.
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