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 20 references without a DOI — listed, not checked
no DOI — not checkedCIT0003
no DOI — not checkedBoyle, T. P., Hoefs, N. J. and Beeson, D. R. 1992.An evaluation of the status of benthic macroinvertebrate communities in the Saint Croix National Scenic Riverway, Minnesota and Wisconsin: Water Resources Division National Park Service Colorado State University1–32.
no DOI — not checkedFallon, J. D. and McNellis, R. P. 2000.Nutrients and suspended sediment in snowmelt runoff from part of the upper Mississippi River basin, Minnesota and Wisconsin, 1997. U.S. Department of the Interior/U.S. Geological Survey. National Water-Quality Assessment Program. Water-Resources Investigations Report00–4165.
no DOI — not checkedCIT0008
no DOI — not checkedGrowth and reproductive strategies of freshwater phytoplankton. 1st edition.
no DOI — not checkedHummon, W. 1987.Meiobenthos of the Mississippi headwaters125–140. R. Bertolani. Biology of tardigrades: proceedings of the 4th International Symposium on the Tardigrada, Modem, September 3–5,1985. Mucchi, Modena
no DOI — not checkedKnepper, K. N. 1989.Tardigrades of the Heritage Trail. Thesis, Loras College, Dubuque, Iowa1–19.
no DOI — not checkedSelected papers in Phycology II. Phycological Society of America, Book Division, Lawrence, Kansas.
no DOI — not checkedKroening, S. E., Fallon, J. D. and Lee, K. E. 2000.Water-quality assessment of part of the Upper Mississippi River basin, Minnesota and Wisconsin: trace elements in streambed sediment and fish livers, 1995–96. U.S. Geological Survey Water-Resources Investigations Report00–4031.
no DOI — not checkedVariability of nutrients in streams in part of the Upper Mississippi River basin, Minnesota and Wisconsin. U.S. Geological Survey Fact Sheet FS-164–97.
no DOI — not checkedMaucci, W. 1987.Contributions to the knowledge of the North American Tardigrada with emphasis on the fauna of Yellowstone National Park, Wyoming187–210. R. Bertolani. Biology of tardigrades: proceedings of the 4th International Symposium on the Tardigrada, Modena, September 3–5,1985. Mucchi, Modena
no DOI — not checkedBiology of tardigrades: proceedings of the 4th International Symposium on the Tardigrada, Modena, September 3–5, 1985. Mucchi, Modena.
no DOI — not checkedCIT0020
no DOI — not checkedBritish tardigrades, Tardigrada: keys and notes for the identification of the species
no DOI — not checkedNelson, D. R., Kincer, C. J. and Williams, T. C. 1987.Effects of habitat disturbances on aquatic tardigrade populations141–153. R. Bertolani. Biology of tardigrades: proceedings of the 4th International Symposium on the Tardigrada, Modena, September 3–5,1985. Mucchi, Modena
no DOI — not checkedFresh-water invertebrates of the United States: protozoa to mollusca,
no DOI — not checkedThe ecology of freshwater phytoplankton
no DOI — not checkedDinobryon cylindricum Imhof.
no DOI — not checkedChrysophytes: aspects and problems
no DOI — not checkedWater Quality in the Upper Mississippi River Basin Minnesota, Wisconsin, South Dakota, Iowa, and North Dakota, 1995–98. U.S. Department of the Interior/U.S. Geological Survey. Water Resources Circular 1211.
checked 2026-07-21 — re-checked daily as this page is visited;
titles and statuses come from Crossref and DataCite and are not part of the signed record
Both snippets point at the live badge image and link back to this page. The
badge re-renders from the daily check, so an embed never goes stale by more than a day of visits.