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Publications

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 Feel free to contact me for reprints (wehr@fordham.edu)

1. Wehr, J.D. 1981. Analysis of seasonal succession of attached algae in a mountain stream, the North Alouette River, British Columbia. CanJ Botany 59: 1465-1474.

 

 2. Wehr, J.D., Say. P.J. & Whitton, B.A. 1981. Heavy metals in an industrially polluted river, the Team. pp. 99-107. In: Heavy Metals in Northern England: Environmental and Biological aspects. P.J. Say & B.A. Whitton (eds.), University of Durham Press, England.

3. Whitton, B.A., Say, P.J. & Wehr, J.D. 1981. Use of plants to monitor heavy metals in rivers. pp. 125-145. In: Heavy Metals in Northern England: Environmental and Biological aspects. P.J. Say & B.A. Whitton (eds.), University of Durham Press, England.

4. Wehr, J.D. & Whitton, B.A. 1983. Aquatic cryptogams of natural acid springs enriched with heavy metals: the Kootenay Paint Pots, British Columbia. Hydrobiologia 98:97-105.

5. Wehr, J.D., Empain, A., Mouvet, C., Say, P.J. & Whitton, B.A. 1983. Methods for process­ing aquatic mosses used as monitors of heavy metals. Water Res 17: 985-992.

6. Wehr, J.D. & Whitton, B.A. 1983. Accumulation of heavy metals by aquatic mosses. 2. Rhynchostegium riparioides. Hydrobiologia 100: 261-284.

7. Wehr, J.D. & Whitton, B.A. 1983. Accumulation of heavy metals by aquatic mosses. 3. Seasonal changes. Hydrobiologia 100: 285-291.

8. Wehr, J.D., & Stein, J.R. 1985. Studies on the autecology and biogeography of the freshwater brown alga Heribaudiella fluviatilis (Aresch.) Sved. Journal of Phycology 21: 81-93.

9. Wehr, J.D., Brown, L.M. & O'Grady, K, 1985. Physiological ecology of the bloom-forming alga Chrysochromulina breviturrita Nich. (Prymnesiophyceae) from lakes influenced by acid precipitation. Can J Botany 67: 2231-39.

10. Wehr, J.D. & Brown, L.M. 1985. Selenium requirement of a bloom-forming planktonic alga from softwater and acidified lakes. Can J Fish Aquat Sci 42: 1783-1788.

11. Wehr, J.D. & Brown, L.M. 1986. Hydrogen ion buffering of culture media for algae from moderately acidic, oligotrophic waters. J Phycology 22: 88-94.

12. Brown, L.M. and Wehr, J.D. 1986. Development of selenium analysis methodology at ng/L levels for soft waters subject to acidic precipitation. Proc Technol Transfer Conf 7: 97-110.

13. Wehr, J.D. and Whitton, B.A. 1986. Ecological factors relating to morphological variation in the aquatic moss Rhynchostegium riparioides. J Bryology 14: 269-280.

14. Wehr, J.D., Brown, L.M. & O'Grady, K. 1987. Highly specialized nitrogen metabolism in a freshwater phytoplankter, Chrysochromulina breviturrita. Can J Fish Aquat Sci 44: 736-742.

15. Wehr, J.D., Kelly, M.G. & Whitton, B.A. 1987. Factors affecting accumulation and loss of zinc by the aquatic moss Rhynchostegium riparioides (Hedw.) C. Jens. Aquat Bot 29: 261-274.

16. Wehr, J.D. 1989. Experimental tests of nutrient limitation in freshwater picoplankton. Appl Environ Microbiol 55: 1605-1611.

17. Wehr, J.D. 1990. Predominance of picoplankton and nanoplankton in eutrophic Calder Lake. Hydrobiologia 203: 35-44.

18. Wehr, J.D. 1991. Nutrient- and grazer-mediated effects on picoplankton and size structure in phytoplankton communities. Int Rev Ges Hydrobiol 76: 643-656.

19. Toolan, T., Findlay, S., & Wehr, J.D. 1991. Inorganic phosphorus stimulation of bacterio­plankton production in a meso-eutrophic lake. Applied and Environmental Microbiology 57: 2074-2078.

20. Samaritan, J.M., J.D. Wehr, A. Buccafuri, & M. Sahn. 1992. Automated measurement of aque­ous aluminum by the pyrocatechol violet method. International Journal of Environmental Analytical Chemistry 50: 173-182.

21. Wehr, J.D. 1992. Effects of experimental manipulations of light and phosphorus supply on competition among picoplankton and nanoplankton in an oligotrophic lake. Can J Fish Aquat Sci 50: 936-945.

22. Wehr, J.D. 1993. [Review of] Progress in phycological research, Volumes 7 and 8. J Appl Phycol 5: 477-480.

23. Wehr, J.D. J. Le, & Campbell, L 1994. Does microbial biomass affect pelagic ecosystem efficiency? An experimental study. Microb Ecol 27: 1-17.

24. Le, J., J.D. Wehr, & Campbell, L. 1994. Uncoupling of bacterioplankton and phytoplankton production in fresh waters is affected by inorganic nutrient limitation. Appl Environ Microbiol 60: 2086-2093.

25. Thorp, J.H., A.R. Black, K.H. Haag, & J.D. Wehr. 1994. Zooplankton assemblages in the Ohio River: seasonal, tributary, and navigation dam effects. Can J Fish Aquat Sci 51: 1634-1643.

26. Wehr, J.D. & J.H. Thorp. 1997. Impacts of navigation dams, tributaries and littoral zones on phytoplankton communities in the Ohio River. Can J Fish Aquat Sci 54: 378-395.

27. Wehr, J.D., S.P. Lonergan, & J.H. Thorp. 1997. Concentrations and controls of dissolved organic matter in a constricted-channel region ofthe Ohio River. Biogeochemistry 38: 41 – 65.

28. Wehr, J.D. & Descy, J.-P. 1998. Use of phytoplankton in large river management. Journal of Phycology 34: 741-749.
29. Wehr, J.D., Holen, D.A. MacDonald, M.M.& Lonergan, S.P. 1998. Effects of different carbon sources on a freshwater plankton community. Can. J. Fish. Aquat. Sciences 55: 2150-2160.

30. Wehr, J.D., Petersen, J., & Findlay, S. 1999. Influence of three contrasting detrital carbon sources on planktonic bacterial metabolism in a mesotrophic lake. Microb Ecol 37: 23-35.

31. Wigand, C., Wehr, J.D., Limburg, K., Gorham, B., Lonergan, S., & Findlay, S. 2000. Effect of Vallisneria americana on community structure and ecosystem function in lake mesocosms. Hydrobiologia 418: 137-146.

32. Wehr, J.D. 2002. Phylum Phaeophyta. In: John, D., A.J. Brook, & B.A. Whitton [Eds.], Freshwater Algal Flora of the British Isles, Cambridge Univ. Press; pp. 278-280.

33. Wehr, J.D. & A.A. Perrone. 2003. A new record of Heribaudiella fluviatilis, a freshwater brown alga (Phaeophyceae) from Oregon. Western North Am Naturalist.63: 517-523.

34. Sheath, R.G, & Wehr, J.D. 2003. Introduction to Freshwater Algae, pp. 1-9, In: Freshwater Algae of North America: Ecology and Classification. Academic Press, San Diego, CA.

35. Wehr, J.D. & Sheath, R.G. 2003. Freshwater Habitats of Algae. pp. 11-57, In: Freshwater Algae of North America: Ecology and Classification. Academic Press, San Diego, CA.

36. Wehr, J.D. 2003. Brown Algae. pp. 757-773, In: Freshwater Algae of North America: Ecology and Classification. Academic Press, San Diego, CA.

37. Huss, A.A. & Wehr, J.D. 2004. Strong indirect effects of a submersed aquatic macrophyte, Vallisneria americana, on bacterioplankton densities in a mesotrophic lake. Microb Ecol 47: 305-315.

38. Kostel-Hughes, F., T. P. Young, and J. D. Wehr. 2005. Effects of leaf litter depth on the emergence and seedling growth of deciduous forest tree species in relation to seed size. Journal of the Torrey Botanical Society 132:50-61.

39. McCauley, L. A. R., and J. D. Wehr. 2007. Taxonomic reappraisal of the freshwater brown algae Bodanella, Ectocarpus, Heribaudiella, and Pleurocladia (Phaeophyceae) on the basis of rbcL sequences and morphological characters. Phycologia 46:429-439.

40. Torres-Ruiz, M., J. D. Wehr, and A. A. Perrone. 2007. Trophic relations in a stream food web: importance of fatty acids for macroinvertebrate consumers. Journal of the North American Benthological Society 26:509-522.

41. O'Brien, P.J. & Wehr, J.D. 2009. Periphyton biomass and ecological stoichiometry in streams within an urbanto rural land-use gradient. Hydrobiologia (in press; DOI 10.1007/s10750-009-9984-5 available on line).

42. Torres-Ruiz, M., Wehr, J.D. & Perrone, A.A. 2010. Are net-spinning caddisflies what they eat? An investigation using controlled diets and fatty acids. Journal of the North American Benthological Society 29: 803-813.

43. Torres-Ruiz, M., & Wehr, J.D.2010. Changes in the nutritional quality of decaying leaf litter in a stream based on fatty acid content. Hydrobiologia 651: 265-278. 

 

Books
Senior Editor,

Wehr, J.D. & Sheath, R.G. [Eds.] 2003. Freshwater Algae of North America: Ecology and Classification (24 chapters), Academic Press, San Diego, CA. 950 pp.