Many of the journal publications are available in Adobe Acrobat (pdf) format and can be downloaded by clicking on the s below.

Books

Silva, M.B. and J.A. Downing. 1995. CRC handbook of mammalian body masses.  CRC Press.  359 p. (Revision coming soon!!)

Downing, J.A. and F.H. Rigler (eds.). 1984. A manual on methods for the assessment of secondary productivity in fresh waters.  Blackwell Scientific Publications. Oxford, England. Chapter 1, Secondary Production -- Chapter 2, Calculation of Secondary Production -- Chapter 3, Sampling Zooplankton -- Chapter 4, Sampling Lentic Benthos -- Chapter 5, Sampling Lotic Benthos -- Chapter 6, Sampling Emergence -- Chapter 7, Zooplankton Abundance and Biomass -- Chapter 8, Statistics -- Chapter 9, Feeding -- Chapter 10, Respiration -- Indices

Refereed Publications

Woolnough, D.A., J.A. Downing, and T.J. Newton. (in press) Fish movement and habitat use depend on water body  size and shape. Ecology of Freshwater Fish

Duarte, C.M., Y.T. Prairie, C. Montes, J.J. Cole, R.G. Striegl, J.M. Melack, and J.A. Downing. (in press) High rates of air-water CO2 exchange in saline lakes. Journal of Geophysical Research, Biogeoscience

Larscheid, J., M. Hawkins, J.A. Downing, D. Bonneau, and G. Antoniou. 2008. Iowa’s lakes programs. Lakeline Spring 2008: 24-29.

Egan, K.J., J.A. Herriges, C.L. Kling, and J.A. Downing. (in press) Valuing water qualithy as a function of water quality measures. American Journal of Agricultural Economics

Poole, K.E. and J.A. Downing. (in press) Influence of stream reach characteristics on freshwater mussel populations in a predominantly agricultural landscape. Verhandlungen der Internationale Vereinigung für Theoretische und Angewandte Limnologie (invited manuscript)

Stewart, T.W. and J.A. Downing. (in press) Composition of macroinvertebrate communities and relationships to environmental features in recently constructed wetlands. Wetlands

Webster, K.E., P.A. Soranno, K. Spence Cheruvelil, M. Bremigan, J.A. Downing, P. Vaux, T. Asplund, L.C. Bacon, and J. Connor. (in press) An empirical evaluation of the nutrient-color paradigm for lakes. Limnology and Oceanography

Downing, J.A. and C.M. Duarte (in press) Abundance and size distribution of lakes, ponds, and impoundments. In: Likens, G.E. (ed.), Encyclopedia of Inland Waters. Elsevier (invited chapter)

Goewert, A., D. Surge, S.J. Carpenter, and J.A. Downing. (in press) Oxygen and carbon isotope ratios of Lampsilis cardium (Unionidae) from two streams in agricultural watersheds of Iowa, USA. Palaeogeography, Palaeoclimatology, Palaeoecology.

Jones, J.R. and J.A. Downing. (in press) Inland waters and agriculture. In: Likens, G.E. (ed.), Encyclopedia of Inland Waters. Elsevier (invited chapter)

Corrigan, J.R., K.J. Egan, and J.A. Downing (in press) Aesthetic values of lakes and rivers. In: Likens, G.E. (ed.), Encyclopedia of Inland Waters. Elsevier (invited chapter)

Downing, J.A. J.J. Cole, J. Middelburg, R.G. Striegl, C.M. Duarte, P. Kortelainen, Y.T. Prairie, and K.A. Laube. 2008. Sediment carbon burial in agriculturally eutrophic impoundments over the last century. Global Biogeochemical Cycles

Cole, J.J., Y.T. Prairie, N.F. Caraco, W.H. McDowell, L.J. Tranvik, R.G. Striegl, C.M. Duarte, P. Kortelainen, J.A. Downing, and J.M. Melack. 2007. Plumbing the carbon cycle: integrating inland waters into the terrestrial carbon budget.  Ecosystems 10: 171-184.

Anderson, K.A. and J.A. Downing 2006. Dry and wet atmospheric deposition of nitrogen, phosphorus, and silicon in an agricultural region. Water, Air, and Soil Pollution 176 (1-4): 351-374.

Downing, J.A., Y.T. Prairie, J.J. Cole, C.M. Duarte, L.J. Tranvik, R.G. Striegl, W.H. McDowell, P. Kortelainen, N.F. Caraco, J.M. Melack, and J. Middelburg. 2006. The global abundance and size distribution of lakes, ponds, and impoundments. Limnology and Oceanography 51(5): 2388-2397 (L&O Feature Article)

Graham, J.L., J.R. Jones, S.B. Jones, J.A. Downing, and T.E. Clevenger. 2004. Nonlinear relationships between environmental variables and microcystin concentration. Water Research 38: 4395-4404.

 

Egertson, C.J. and J.A. Downing. 2004. Relationship of fish catch and composition to water quality in a suite of agriculturally eutrophic lakes. Canadian Journal of Fisheries and Aquatic Science 61: 1784-1796.

Egertson, C.J., J.A. Kopaska and J.A. Downing. 2004. A century of change in macrophyte abundance and composition in response to agricultural eutrophication. Hydrobiologia 524 (1): 145-156.

Strayer, D.L.,  J.A. Downing, W.R. Haag, T.L. King, J.B. Layzer, T.J. Newton, and S.J. Nichols. 2004. Changing perspectives on pearly mussels, North America ’s most imperiled animals. BioScience 54 (5): 429-439.
Schrage, L.J. and J.A. Downing. 2004.  Pathways of increased water clarity after benthivorous fish removal from Ventura Marsh; a shallow, eutrophic wetland. Hydrobiologia 511: 215-231.
Poole, K.E. and J.A. Downing.  2004. Relationship of declining mussel biodiversity to stream-reach and watershed characteristics in an agricultural landscape. Journal of the North American Benthological Society 23: 114-125.

Klatt, J.G., A.P. Mallarino, J.A. Downing, J.A. Kopaska and D.J. Wittry. 2003. Soil phosphorus, management practices, and their relationships to phosphorus delivery in the Iowa Clear Lake agricultural watershed. Journal of Environmental Quality 32: 2140-2149.

Anthony, J.L. and J.A. Downing.  2003.  Physical and chemical impacts of wind and boat traffic on Clear Lake , Iowa , USA Lake and Reservoir Management. 19: 1-14.
Mallarino, A.P., B.M. Stewart, J.L. Baker, J.A. Downing, and J.E. Sawyer. 2002. Phosphorus indexing for cropland: Overview and basic concepts of the Iowa phosphorus index.  Journal of Soil and Water Conservation 57(6): 440-447.
Arbuckle, K.E. and J.A. Downing. 2002. Freshwater mussel abundance and species richness: GIS relationships with watershed land use and geology. Canadian Journal of Fisheries and Aquatic Sciences. 59:310-316.
Downing, J.A., S.B. Watson and E. McCauley. 2001. Predicting Cyanobacteria dominance in lakes. Canadian Journal of Fisheries and Aquatic Sciences. 58: 1905-1908.
Anthony, J.L. and J.A. Downing. 2001. Exploitation trajectory of a declining fauna: a century of freshwater mussel fisheries in North America. Canadian Journal of Fisheries and Aquatic Sciences. 58: 2071-2090.
Silva, M., M. Brimacombe and J.A. Downing 2001. Effects of body mass, climate, geography and census are on population density of terrestrial mammals. Global Ecology and Biogeography 10: 469-485.
Anthony, J.L., D.H. Kesler, W.L. Downing, and J.A. Downing. 2001. Length-specific growth rates in freshwater mussels (Bivalvia: Unionidae): extreme longevity or generalized growth cessation? Freshwater Biology. 46: 1349-1359.
Arbuckle, K.E. and J.A. Downing. 2001. The influence of watershed land use on lake N:P in a predominantly agricultural landscape. Limnology and Oceanography 46: 970-975.
Downing, J.A., H. Van Leeuwen, and L.A. Di Paolo. 2000. Substratum patch selection in the lacustrine mussels Elliptio complanata and Pyganodon grandis grandis. Freshwater Biology. 44: 641-648.
Tang, M., D. Boisclair, C. Ménard, and J.A. Downing. 2000. The influence of body weight, swimming characteristics and water temperature on the net cost of spontaneous swimming of juvenil brook trout. Canadian Journal of Fisheries and Aquatic Sciences 57: 1482-1488.
Straka, J.R. and J.A. Downing. 2000. Correlation of the distribution and abundance of three freshwater mussel species (Bivalvia: Unionidae) with physical habitat characteristics in an Iowa reservoir. Journal of the Iowa Academy of Science. 107:25-33.
Downing, J. A., M. McClain, R. Twilley, J. M Melack, J. Elser, N. N. Rabalais, W. M. Lewis, Jr., R. E. Turner, J. Corredor, D. Soto, A. Yanez-Arancibia, J. Kopaska and R. W. Howarth.1999. The impact of accelerating land-use change on the N-cycle of tropical aquatic ecosystems: current conditions and projected changes. Biogeochemistry 46: 109-148.
Downing, J. A., M. McClain, R. Twilley, J. M Melack, J. Elser, N. N. Rabalais, W. M. Lewis, Jr., R. E. Turner, J. Corredor, D. Soto, A. Yanez-Arancibia, J. Kopaska and R. W. Howarth.1999. The impact of accelerating land-use change on the N-cycle of tropical aquatic ecosystems: current conditions and projected changes. In: A.R. Townsend (ed.), New perspectives on nitrogen cycling in the temperate and tropical Americas. Kluwer Academic Publishers, Dordrecht. 260 p. (reprinted from Biogeochemistry)
Downing, J.A., N.N. Rabalais, R.J. Diaz, R.J. Zimmerman, J.L. Baker, and T. Prato. 1999. Gulf of Mexico Hypoxia: Land and Sea Interactions. Council for Agricultural Science and Technology, Task Force Report. Ames, IA (ISBN 1-887383-16-6) (credited referees)
Downing, J.A., C.W. Osenberg, and O. Sarnelle. 1999. Meta-analysis of marine nutrient-enrichment experiments: variation in the magnitude of nutrient enrichment. Ecology 80:1157-1167.
Amyot, J.-P. and J.A. Downing. 1998. Locomotion in Elliptio complanata (Mollusca: Unionidae): a reproductive function? Freshwater Biology 39: 351-358.
Megard, R.O., M.M. Kuns, M.C. Whiteside and J.A. Downing. 1997. Spatial distributions of zooplankton during coastal upwelling in western Lake Superior. Limnology and Oceanography 42: 827-840.
Watson, S., E. McCauley and J. Downing. 1997. Patterns in phytoplankton taxonomic composition across temperate lakes of differing nutrient status. Limnology and Oceanography 42: 487-495.
Cyr, H., R.H. Peters, and J.A. Downing. 1997. Population density and community size structure: comparison of aquatic and terrestrial systems. Oikos. 80: 139-149.
Cyr, H., J.A. Downing, and R.H. Peters. 1997. Density-body size relationships in local aquatic communities. Oikos 79: 333-346.
Downing, J.A. 1997. In memorium: Robert Henry Peters (1946-1996). ASLO Bulletin 6: 25-27.
Downing, J.A. 1997. Marine nitrogen:phosphorus stoichiometry and the global N:P cycle. Biogeochemistry 37: 237-252.
Kesler, D.H. and J.A. Downing. 1997. Internal annuli yield inaccurate growth estimates in Elliptio complanata and Lampsilis radiata. Freshwater Biology 37: 325-332.
Silva, M., J.H. Brown and J.A. Downing. 1997. Differences in population density and energy use between birds and mammals: a macroecological approach. Journal of Animal Ecology 66: 327-340.
Amyot, J.-P. and J.A. Downing.1997. Seasonal variation in vertical and horizontal movement of the freshwater bivalve Elliptio complanata (Mollusca: Unionidae). Freshwater Biology 37: 345-354.
Howarth, R.W., G. Billen, D. Swaney, A. Townsend, N. Jaworski, K. Lajtha, J.A. Downing, R. Elmgren, N. Caracao, T. Jordan, F. Berendse, J. Freney, V. Kudeyarov, P. Murdoch and Zhu Zhao-liang. 1996. Regional nitrogen budgets and riverine N and P fluxes for the drainages to the North Atlantic Ocean: natural and human influences. Biogeochemistry 35:75-139.
Tilman, D. And J.A. Downing. 1996. Biodiversity and stability in grasslands. P. 3-7 in F.B. Samson and F.L. Knopf (eds.), Ecosystem Management. Springer-Verlag, NY.462 p.
Silva, M.B. and J.A. Downing. 1995. The allometric scaling of density and body mass: a non-linear relationship for terrestrial mammals. Am. Nat. 145: 704-727.
Silva, M.B. and J.A. Downing 1995. CRC handbook of mammalian body masses. CRC Press. 359 p.
Tumbiolo, M.L. and J.A. Downing. 1994. An empirical model for the prediction of the secondary production of marine benthic invertebrates. Mar. Ecol. Prog. Ser. 114: 165-174.
Silva, M. and J.A. Downing 1994. Allometric scaling of minimal mammal densities. Conservation Biology 8: 732-743.
Tilman, D., J.A. Downing and D.A. Wedin. 1994. Does diversity beget stability? - Reply. Nature (London) 371: 114.
Aboul-Hosn, W. and J.A. Downing. 1994. The influence of macrophyte cover on the spatial distribution of littoral zone fishes. Can. J. Fish. Aquat. Sci. 51: 1832-1838.
Tilman, D. and J.A. Downing. 1994. Biodiversity and stability in grasslands. Nature (London): 367: 363-365.
Downing, W.L. and J.A. Downing. 1993. Molluscan shell growth and loss. Nature (London): 362: 506.
Downing, J.A.and C. Plante. 1993. The production of fish populations in lakes. Can. J. Fish. Aquat. Sci. 50: 110-120.
Pace, M.L., S.B. Baines, H. Cyr, and J.A. Downing. 1993. Relationships among early life history stages of Morone americana and Morone saxatilis from long term monitoring of the Hudson River Estuary. Can. J. Fish. Aquat. Sci. 50: 1976-1985.
Plante, C. and J. Downing. 1993. Relationship of salmonine production to lake trophic status and temperature. Can. J. Fish. Aquat. Sci. 50: 1324-1328.
Downing, J.A., Y. Rochon, M. Pérusse, and H. Harvey. 1993. Spatial aggregation, body size, and reproductive success in the freshwater mussel Elliptio complanata. J. N. Am. Benthol. Soc. 12: 148-156.
Watson, S., E. McCauley and J.A. Downing. 1992. Sigmoid relationships between phosphorus, algal biomass and algal community structure. Can. J. Fish. Aquat. Sci. 49: 2605-2610.
Downing, W.L., J. Shostell and J.A. Downing. 1992. Non-annual annuli in the freshwater mussels Anodonta grandis grandis and Lampsilis radiata siliquoidea. Freshwater Biology 28: 309-317.
Cyr, H., J.A. Downing, S. Lalonde, S. Baines, and M.L. Pace. 1992. Sampling larval fish populations: choice of sampler and sample number and size. Trans. Am. Fish. Soc. 121: 356-358. (Best paper of 1992 in TAFS)
Downing, J.A. and E. McCauley. 1992. The nitrogen:phosphorus relationship in lakes. Limnol. Oceanogr. 37: 936-945.
Lalonde, S., and J.A. Downing. 1992. Phytofauna of eleven macrophyte beds of differing trophic status, depth and composition. Can. J. Fish. Aquat. Sci. 49: 992-1000.
Downing, J.A., and W.L. Downing. 1992. Spatial aggregation, precision and power in surveys of freshwater mussel populations. Can. J. Fish. Aquat. Sci. 49: 985-991.
McCauley, E., and J.A. Downing. 1991. Different effects of phosphorus and nitrogen on chlorophyll concentration in oligotrophic and eutrophic lakes: reply to Seip. Can. J. Fish. Aquat. Sci. 48: 2552-2553.
Lalonde, S., and J.A. Downing. 1991. Periphyton biomass is related to lake trophic status, depth and macrophyte architecture. Can. J. Fish. Aquat. Sci. 48: 2285-2291.
Downing, J.A. 1991. Biological and physical heterogeneity in lakes. p. 160-180 In: J. Kolasa and S. Pickett (eds.), Ecological heterogeneity. Springer- Verlag, New York.
Downing, J.A. 1991. Comparing apples and oranges: methodological problems in comparative ecosystem analysis. p. 24-45 In: J.J. Cole (ed.), Comparative analyses of ecosystems: patterns, mechanisms, and theories. Springer-Verlag, New York.
Downing, J.A. 1991. The effect of habitat structure on the spatial distribution of freshwater invertebrate populations. p. 87-106 In: S.S. Bell, E.D. McCoy and H. Mushinsky (eds.) Habitat structure: the physical arrangement of objects in space. Chapman and Hall, London.
Amyot, J.-P., and J.A. Downing. 1991. Endo- and epibenthic distribution of the unionid mollusc Elliptio complanata. J. N. Am. Benthol. Soc. 10: 280- 285.
Downing, J.A., C. Plante, and S. Lalonde. 1990. Fish production is correlated with primary productivity, not the morphoedaphic index. Can. J. Fish. Aquat. Sci. 47: 1929-1036.
Plante, C., and J.A. Downing. 1990. Empirical evidence for differences among secondary production calculation methods. J. N. Am. Benthol. Soc. 9: 9- 16.
Downing, J.A. 1989. Precision of the mean and the design of benthos sampling programmes: caution revised. Marine Biology 103: 231-234.
McCauley, E., J.A. Downing and S. Watson. 1989. Sigmoid relationships between nutrients and chlorophyll among lakes. Can. J. Fish. Aquat. Sci. 46: 1171-1175.
Plante, C. and J.A. Downing. 1989. Production of freshwater invertebrate populations in lakes. Can. J. Fish. Aquat. Sci. 46: 1489-1498.
Downing, J.A., J.-P. Amyot, M. Pérusse and Y. Rochon. 1989. Visceral sex, hermaphroditism, and protandry in a population of the freshwater bivalve Elliptio complanata. J. N. Am. Benthol. Soc. 8: 92-99.
Cyr, H. and J.A. Downing. 1988. The abundance of phytophilous invertebrates on different species of submerged macrophytes. Freshwater Biol. 20: 365-374.
Pinel-Alloul, B., J.A. Downing, M. Pérusse and G. Codin-Blumer. 1988. Spatial heterogeneity in freshwater zooplankton: effect of body-size, scale, depth, season and taxon. Ecology 69: 1393-1400.
Cyr, H. and J.A. Downing. 1988. Empirical relationships of phytomacrofaunal abundance to plant biomass and macrophyte bed characteristics. Can. J. Fish. Aquat. Sci. 45: 976-984.
Doyon, J.-F., J.A. Downing and E. Magnin. 1988. Predictable variation in the condition of Northern Pike, Esox lucius. Can. J. Fish. Aquat. Sci. 45: 479-483.
Rasmussen, J. and J.A. Downing. 1988. The spatial response of chironomid larvae to the predatory leech Nephelopsis obscura. Am. Naturalist 131:14-21.
Downing, J.A. and L.C. Rath. 1988. Spatial patchiness in the lacustrine sedimentary environment. Limnol. Oceanogr. 33: 447-458.
Downing, J.A., M. Pérusse and Y. Frenette. 1987. Effect of inter-replicate variance on zooplankton sampling design and data analysis. Limnol. Oceanogr. 32: 673-680.
Downing, J.A. 1986. Spatial heterogeneity: evolved behaviour or mathematical artefact? Nature 323: 255-257.
Downing, J.A. 1986. A regression technique for the estimation of epiphytic invertebrate populations. Freshwater Biology 16: 161-173.
Downing, J.A. 1985. How to buy a smart multichannel counter and get a free micro-computer. Bull. N. Am. Benthol. Soc. 2: 56-57.
Downing, J.A. and M.R. Anderson. 1985. Estimating the standing biomass of aquatic macrophytes. Can. J. Fish. Aquat. Sci. 42: 1860-1869.
Downing, J.A. and H. Cyr. 1985. The quantitative estimation of epiphytic invertebrate populations. Can. J. Fish. Aquat. Sci. 42: 1570-1579.
Kalff, J., J.A. Downing, and T.T. Smith. 1985. Rainfall, agriculture, livestock and human density in the dry regions of Kenya. J. Arid Environments 9: 173-183.
McCauley, E. and J.A. Downing. 1985. The prediction of cladoceran grazing rate spectra. Limnol. Oceanogr. 30: 202-212.
Downing, J.A. and L.A. Weber. 1984. The prediction of forest production from inventory and climatic data. Ecological Modelling 23: 227-241.
Peters, R.H. and J.A. Downing. 1984. Empirical analysis of zooplankton filtering and feeding rates. Limnol. Oceanogr. 29: 763-784.
Downing, J.A. and F.H. Rigler (eds.). 1984. A Manual on Methods for the Assessment of Secondary Productivity in Fresh Waters. Blackwell Scientific Publications, Oxford, England. Chapter 1, Secondary Production -- Chapter 2, Calculation of Secondary Production -- Chapter 3, Sampling Zooplankton -- Chapter 4, Sampling Lentic Benthos -- Chapter 5, Sampling Lotic Benthos -- Chapter 6, Sampling Emergence -- Chapter 7, Zooplankton Abundance and Biomass -- Chapter 8, Statistics -- Chapter 9, Feeding -- Chapter 10, Respiration -- Indices
Downing, J.A. 1984. Assessment of secondary production: the first step. Chapter 1 In: J.A. Downing and F.H. Rigler (eds.), A Manual on Methods for the Assessment of Secondary Productivity in Fresh Waters. Blackwell Scientific Publications, Oxford, England.
Rigler, F.H. and J.A. Downing. 1984. The calculation of secondary producti­vity. Chapter 2 In: J.A. Downing and F.H. Rigler (eds.), A Manual on Methods for the Assessment of Secondary Productivity in Fresh Waters. Blackwell Scientific Publications, Oxford, England.
Downing, J.A. 1984. Sampling the benthos of standing waters. Chapter 4 In: J.A. Downing and F.H. Rigler (eds.), A Manual on Methods for the Assessment of Secondary Productivity in Fresh Waters. Blackwell Scientific Publications, Oxford, England.
Downing, J.A. 1981. How well does the fourth-root transformation work? Can. J. Fish. Aquat. Sci. 38: 126-129.
Downing, J.A. 1981. In situ foraging responses of three species of littoral cladocerans. Ecol. Monogr. 51: 85-103.
Downing, J.A. 1980. Inhibition of cladoceran feeding by staining with acridine orange. Trans. Am. Micros. Soc. 99: 398-403.
Downing, J.A. 1980. Precision vs. generality: a reply. Can. J. Fish. Aquat. Sci. 37: 1329-1330.
Downing, J.A. and R.H. Peters. 1980. The effect of body size and food concentration on the in situ filtering rate of Sida crystallina. Limnol. Oceanogr. 25: 883-895.
Downing, J.A. 1979. Aggregation, transformation and the design of benthos sampling programs. J. Fish. Res. Board Can. 36: 1454-1463.
Downing, J.A., and J.J. Peterka. 1978. Relationship between rainfall and lake groundwater seepage. Limnol. Oceanogr. 23: 821-825.