Grass versus trees: Managing riparian areas to benefit streams of central North America

Journal of the American Water Resources Association

Volumn 36, Issue 4, 2000, Pages 919-930

  Lyons, John ^a   Trimble, Stanley W ^b   Paine, Laura K ^c  

^a WISCONSIN DEPARTMENT OF NATURAL RESOURCES   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c Columbia County Agriculture Center ^*  (United States)

Author keywords

Aquatic ecosystems; Erosion, sedimentation; Hydro biology; Land use planning; Nonpoint source pollution; Riparian vegetation; Stream restoration; Watershed management

Indexed keywords

AGRICULTURE; BANKS (BODIES OF WATER); ECOSYSTEMS; EROSION; HYDROLOGY; LAND USE; RUNOFF; SEDIMENTS; VEGETATION; WATERSHEDS;

FORESTATION; WATERSHED MANAGEMENT;

FORESTRY;

GRASS; RESTORATION ECOLOGY; RIPARIAN VEGETATION; WOODY PLANT;

NORTH AMERICA;

EID: 0034254866     PISSN: 1093474X     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1752-1688.2000.tb04317.x     Document Type: Article

References (122)

1. Angermeier, P. L. and J. R. Karr, 1984. Relationships Between Woody Debris and Fish Habitat in a Small Warmwater Stream. Transactions of the American Fisheries Society 113:716-726.
2. Avery, E. L., 1992. Effects of Removing Beaver Dams Upon a Northern Wisconsin Trout Stream. Federal Aid in Sport Fish Restoration, Project Number F-83-R, Final Report for Study 406, Fish Research Section, Wisconsin Department of Natural Resources, Madison, Wisconsin.
3. Axelrod, D. I., 1985. Rise of the Grassland Biome in Central North America. Botanical Review 51:13-201.
4. Barling, R. D. and I. D. Moore, 1994. Role of Buffer Strips in Management of Waterway Pollution: A Review. Environmental Management 18:543-558.
5. Barton, D. R., W. D. Taylor, and R. M. Biette, 1985. Dimensions of Riparian Buffer Strips Required to Maintain Trout Habitat in Southern Ontario Streams. North American Journal of Fisheries Management 5:364-378.
6. Belt, G. H. and J. O'Laughlin, 1994. Buffer Strip Design for Protecting Water Quality and Fish Habitat. Western Journal of Forestry 9(2):41-45.
7. Benke, A. C., R. L. Henry III, D. M. Gillespie, and R. J. Hunter, 1985. Importance of Snag Habitat for Animal Production in Southeastern Streams. Fisheries 10(5):8-13.
8. Bunn, S. E., P. M. Davies, D. M. Kellaway, and I. P. Prosser, 1998. Influence of Invasive Macrophytes on Channel Morphology and Hydrology in an Open Tropical Lowland Stream, and Potential Control by Riparian Shading. Freshwater Biology 39:171-178.
9. Burckhardt, J. C. and B. L. Todd, 1998. Riparian Forest Effect on Lateral Stream Channel Migration in the Glacial Till Plains. Journal of the American Water Resources Association 34:179-184.
10. Burton, T. M. and G. E. Likens, 1973. The Effects of Strip-Cutting on Stream Temperatures in the Hubbard Brook Experimental Forest, New Hampshire. Bioscience 23:433-435.
11. Butler, D. R., 1995. Zoogeomorphology. Cambridge University Press, New York, New York.
12. Bryant, M. D., 1983. The Role and Management of Woody Debris in West Coast Salmonid Nursery Streams. North American Journal of Fisheries Management 3:322-330.
13. Castelle, A. J., A. W. Johnson, and C. Conolly, 1994. Wetland and Stream Buffer Size Requirements - A Review. Journal of Environmental Quality 23:878-882.
14. Clary, W. P. and B. F. Webster, 1990. Riparian Grazing Guidelines for the Intermountain Region. Rangelands 12:209-212.
15. Collares-Pereira, M. J., M. F. Magalhaes, A. M. Geraldes, and M. M. Coelho, 1995. Riparian Ecotones and Spatial Variation of Fish Assemblages in Portuguese Lowland Streams. Hydrobiologia 303:93-101.
16. Cooper, J. R., J. W. Gilliam, R. B. Daniels, and W. P. Robarge, 1987. Riparian Areas as Filters for Agricultural Sediment. Soil Science of America Journal 51:416-420.
17. Correll, D. L., T. E. Jordan, and D. E. Weller, 1997. Failure of Agricultural Riparian Buffers to Protect Surface Waters from Groundwater Nitrate Contamination. In: Groundwater/Surface Water Ecotones: Biological and Hydrological Interactions and Management Options, J. Gilbert, J. Mathieu, and F. Fournier (Editors). Cambridge University Press, New York, New York, pp. 162-165.
18. Cummins, K. W., 1974. Stream Ecosystem Structure and Function. Bioscience 24:631-641.
19. Cummins, K. W. and R. W. Merritt, 1984. Ecology and Distribution of Aquatic Insects. In: An Introduction to the Aquatic Insects of North America, R. W. Merritt and K. W. Cummins (Editors). Kendall/Hunt Publishing Company, Dubuque, Iowa, pp. 59-65.
20. Curtis, J. T., 1959. The Vegetation of Wisconsin: An Ordination of Plant Communities. University of Wisconsin Press, Madison, Wisconsin.
21. Daniels, R. B. and J. W. Gilliam, 1996. Sediment and Chemical Load Reduction by Grass and Riparian Filters. Soil Science Society of America Journal 60:246-251.
22. Davies-Colley, R. J., 1997. Stream Channels Are Narrower in Pasture Than in Forest. New Zealand Journal of Marine and Freshwater Research 31:599-608.
23. DeVore, B., 1998. The Stream Team. Minnesota Volunteer 61(361):10-19.
24. Dunaway, D., S. R. Swanson, J. Wendel, and W. Clary, 1994. The Effect of Herbaceous Plant Communities and Soil Textures on Particle Erosion of Alluvial Streambanks. Geomorphology 9:47-56.
25. Dunne, T. and L. B. Leopold, 1978. Water in Environmental Planning. W. H. Freeman and Company, San Francisco, California.
26. Fail, Jr., J. L., B. L. Haines, and R. L. Todd, 1986. Riparian Forest Communities and Their Role in Nutrient Conservation in an Agricultural Watershed. American Journal of Alternative Agriculture 2:114-121.
27. Fausch, K. D., J. Lyons, J. R. Karr, and P. L. Angermeier, 1990. Fish Communities as Indicators of Environmental Degradation. American Fisheries Society Symposium 8:123-144.
28. France, R. L., 1997. Potential for Soil Erosion From Decreased Litterfall Due to Riparian Clearcutting: Implications for Boreal Forestry and Warm-and Cool-Water Fisheries. Journal of Soil and Water Conservation 52:452-455.
29. Greb, S. R. and D. J. Graczyk, 1993. Dissolved Oxygen Characteristics of Wisconsin Streams. Water Science and Technology 28:3-5.
30. Gregory, K. J., 1992. Vegetation and River Channel Process Interactions. In: River Conservation and Management, P. J. Boon, P. Calow, and G. E. Petts (Editors). John Wiley and Sons, New York, New York, pp. 255-269.
31. Gregory, K. J. and R. J. Davis, 1992. Coarse Woody Debris in Stream Channels in Relation to River Channel Management in Woodland Areas. Regulated Rivers: Research and Management 7:117-136.
32. Gregory, S. V., F. J. Swanson, W. A. McKee, and K. W. Cummins, 1991. An Ecosystem Perspective of Riparian Zones. Bioscience 41:540-551.
33. Gurnell, A. M. and K. J. Gregory, 1995. Interactions Between Semi-Natural Vegetation and Hydrogeomorphological Processes. Geomorphology 13:49-69.
34. Gurtz, M. E., G. R. Marzolf, K. T. Killingbeck, D. L. Smith, and J. V. McArthur, 1982. Organic Matter Loading and Processing in a Pristine Stream Draining a Tallgrass Prairie/Riparian Forest Watershed. Contribution 230, Kansas Water Resources Research Institute, Manhattan, Kansas.
35. Hawkins, C. P., J. N. Houge, L. M. Decker, and J. W. Feminella, 1997. Channel Morphology, Water Temperature, and Assemblage Structure of Stream Insects. Journal of the North American Benthological Society 16:728-749.
36. Hawkins, C. P., M. L. Murphy, N. H. Anderson, and M. A. Wilzbach, 1983. Density of Fish and Salamanders in Relation to Riparian Canopy and Physical Habitat in Streams of the Northwestern United States. Canadian Journal of Fisheries and Aquatic Sciences 40:1173-1185.
37. Haycock, N. E. and G. Pinay, 1993. Groundwater Nitrate Dynamics in Grass and Poplar Vegetated Riparian Buffer Strips During the Whiter. Journal of Environmental Quality 22:273-278.
38. Hetrick, N. J., M. A. Brusven, W. R. Meehan, and T. C. Bjornn, 1998. Changes in Solar Input, Water Temperature, Periphyton Accumulation, and Allochthonous Input and Storage After Canopy Removal Along Two Small Streams in Southeast Alaska. Transactions of the American Fisheries Society 127:859-875.
39. Hill, A. R., 1996. Nitrate Removal in Stream Riparian Zones. Journal of Environmental Quality 25:743-755.
40. Hunt, R. L., 1979. Removal of Woody Streambank Vegetation to Improve Bank Habitat. Technical Bulletin 115, Wisconsin Department of Natural Resources, Madison, Wisconsin.
41. Hunt, R. L., 1985. A Follow-Up Assessment of Removing Woody Streambank Vegetation Along Two Wisconsin Trout Streams. Research Report 137, Wisconsin Department of Natural Resources, Madison, Wisconsin.
42. Hunt, R. L., 1988. A Compendium of 45 Trout Stream Habitat Development Evaluations in Wisconsin During 1953-1985. Technical Bulletin 162, Wisconsin Department of Natural Resources, Madison, Wisconsin.
43. Hunt, R. L., 1993. Trout Stream Therapy. University of Wisconsin Press, Madison, Wisconsin.
44. Hunter, C. J., 1991. Better Trout Habitat: A Guide to Stream Restoration and Management. Island Press, Washington, D.C.
45. Hupp, C. R., 1992. Riparian Vegetation Recovery Patterns Following Stream Channelization: A Geomorphic Perspective. Ecology 73:1209-1226.
46. Hynes, H. B. N., 1970. Ecology of Running Waters. University of Toronto Press, Toronto, Canada.
47. Isenhart, T. M., R. C. Schultz, and J. P. Colletti, 1997. Watershed Restoration and Agricultural Practices in the Midwest: Bear Creek of Iowa. In: Watershed Restoration: Principles and Practices, J. E. Williams, C. A. Wood, and M. P. Dombeck (Editors). American Fisheries Society, Bethesda, Maryland, pp. 318-334.
48. Iowa State University, 1996. Stewards of Our Streams. Riparian Buffer Systems. Extension Publication Pm-1626a, Iowa State University, Ames, Iowa.
49. Karr, J. R., 1981. Assessment of Biotic Integrity Using Fish Communities. Fisheries 6(6):21-27.
50. Karr, J. R. and I. J. Schlosser, 1978. Water Resources and the Land-Water Interface. Science 201:229-234.
51. Keller, E. A. and A. McDonald, 1995. River Channel Change: The Role of Large Woody Debris. In: Changing River Channels, A. Gurnell and G. Petts (Editors). John Wiley and Sons, Chichester, England, pp. 217-235.
52. Keller, E. A. and F. J. Swanson, 1979. Effects of Large Organic Material on Channel Form and Fluvial Processes. Earth Surface Processes 4:361-380.
53. Knight, C. L., J. M. Briiggs, and M. D. Nellis, 1994. Expansion of Gallery Forest on Konza Prairie Research Natural Area, Kansas, USA. Landscape Ecology 9:117-125.
54. Kohler, C. C. and W. A. Hubert, 1993. Inland Fisheries Management in North America. American Fisheries Society, Bethesda, Maryland.
55. Leopold, L. B., M. G. Wolman, and J. P. Miller, 1964. Fluvial Processes in Geomorphology. W. H. Freeman and Company, San Francisco, California.
56. Lowrance, R., L. S. Altier, J. D. Newbold, R. R. Schnabel, P. M. Groffman, J. M. Denver, D. L. Correll, J. W. Gilliam, J. L. Robinson, R. B. Brinsfield, K. W. Staver, W. Lucas, and A. H. Todd, 1997. Water Quality Functions of Riparian Forest Buffers in Chesapeake Bay Watersheds. Environmental Management 21:687-712.
57. Lyons, J. and C. C. Courtney, 1990. A Review of Fisheries Habitat Improvement Projects in Warmwater Streams, with Recommendations for Wisconsin. Technical Bulletin 169, Wisconsin Department of Natural Resources, Madison, Wisconsin.
58. Lyons, J., L. Wang, and T. D. Simonson, 1996. Development and Validation of an Index of Biotic Integrity for Coldwater Streams in Wisconsin. North American Journal of Fisheries Management 16:241-256.
59. Matthews, W. J. and D. C. Heins (Editors), 1987. Community and Evolutionary Ecology of North American Stream Fishes. University of Oklahoma Press, Norman, Oklahoma.
60. McClendon, D. D. and C. F. Rabeni, 1987. Physical and Biological Variables Useful for Predicting Population Characteristics of Smallmouth Bass and Rock Bass in an Ozark Stream. North American Journal of Fisheries Management 7:46-56.
61. McRae, G. and C. J. Edwards, 1994. Thermal Characteristics of Wisconsin Headwater Streams Occupied by Beaver: Implications for Brook Trout Habitat. Transactions of the American Fisheries Society 123:641-656.
62. Menzel, B. W., J. R. Barnum, and L. M. Antosch, 1984. Ecological Alterations of Prairie-Agricultural Streams. Iowa State Journal of Research 59:5-30.
63. Montgomery, D. R., 1997. What's Best on the Banks? Nature 388:328-329.
64. Murgatroyd, A. L. and J. L. Ternan, 1983. The Impact of Afforestation on Stream Bank Erosion and Channel Form. Earth Surface Processes and Landforms 8:357-370.
65. Murphy, M. L, J. Heifetz, S. W. Johnson, K. V. Koski, and J. F. Thedinga, 1986. Effects of Clear-Cut Logging With and Without Buffer Strips on Juvenile Salmonids in Alaskan Streams. Canadian Journal of Fisheries and Aquatic Sciences 37:1076-1085.
66. Naiman, R. J. and H. Décamps, 1997. The Ecology of Interfaces: Riparian Zones. Annual Review of Ecology and Systematics 28:621-658.
67. Naiman, R. J., C. A. Johnston, and J. C. Kelley, 1988. Alteration of North American Streams by Beaver. Bioscience 38:753-762.
68. NRCS (Natural Resources Conservation Service), 1997a. Riparian Vegetative Buffer. Conservation Practice Standard Code 393, U.S. Department of Agriculture, Washington, D.C.
69. NRCS (Natural Resources Conservation Service), 1997b. Riparian Forest Buffer. Conservation Practices Sheet 391, U.S. Department of Agriculture, Washington, D.C.
70. Omernik, J. M., A. R. Abernathy, and L. M. Male, 1981. Stream Nutrient Levels and Proximity of Agricultural and Forest Land to Streams: Some Relationships. Journal of Soil and Water Conservation 36:227-231.
71. Osborne, L. L. and D. A. Kovacic, 1993. Riparian Vegetated Buffer Strips in Water-Quality Restoration and Stream Management. Freshwater Biology 29:243-258.
72. Parsons, J. E., J. W. Gilliam, R. Muñoz-Carpena, R. B. Daniels, and T. A. Dillaha, 1994. Nutrient and Sediment Removal by Grass and Riparian Buffers. Transactions of the American Society of Agricultural Engineers 37:147-154.
73. Petersen, R. C., L. B.-M. Petersen, and J. Lacoursiére, 1992. A Building-Block Model for Stream Restoration. In: River Conservation and Management, P. J. Boon, P. Calow, and G. E. Petts (Editors). John Wiley and Sons, New York, New York, pp. 293-309.
74. Peterson, A. M., 1993. Effects of Electric Transmission Rights-of-Way on Trout in Forested Headwater Streams in New York. North American Journal of Fisheries Management 13:581-585.
75. Platts, W. S. and R. L. Nelson, 1989. Stream Canopy and Its Relationship to Salmonid Biomass in the Intermountain West. North American Journal of Fisheries Management 9:446-457.
76. Qiu, Z. and T. Prato, 1998. Economic Evaluation of Riparian Buffers in an Agricultural Watershed. Journal of the American Water Resources Association 34:877-890.
77. Rabeni, C. F., 1993. Warmwater Streams. In: Inland Fisheries Management in North America, C. C. Kohler and W. A. Hubert (Editors). American Fisheries Society, Bethesda, Maryland, pp. 427-444.
78. Rabeni, C. F. and M. A. Smale, 1995. Effects of Siltation on Stream Fishes and the Potential Mitigating Role of the Buffering Riparian Zone. Hydrobiologia 303:211-219.
79. Richards, C., R. J. Haro, L. B. Johnson, and G. E. Host, 1997. Catchment and Reach-Scale Properties as Indicators of Macroinvertebrate Species Traits. Freshwater Biology 37:219-230.
80. Richards, C., G. E. Host, and J. W. Arthur, 1993. Identification of Predominant Environmental Factors Structuring Stream Macroinvertebrate Communities Within a Large Agricultural Catchment. Freshwater Biology 29:285-294.
81. Richards, C., L. B. Johnson, and G. E. Host, 1996. Landscape-Scale Influences on Stream Habitats and Biota. Canadian Journal of Fisheries and Aquatic Sciences 53(Supplement 1):295-311.
82. Rosenberg, D. M. and V. H. Resh (Editors), 1993. Freshwater Biomonitoring and Benthic Macroinvertebrates. Chapman and Hall, New York, New York.
83. Schlosser, I. J., 1991. Stream Fish Ecology: A Landscape Perspective. Bioscience 41:704-712.
84. Schlosser, I. J., 1995. Dispersal, Boundary Processes, and Trophic-Level Interactions in Streams Adjacent to Beaver Ponds. Ecology 76:908-925.
85. Schlosser, I. J. and J. R. Karr, 1981. Water Quality in Agricultural Watersheds: Impact of Riparian Vegetation During Base Flow. Water Resources Bulletin 17:233-240.
86. Schueler, T., 1995. The Architecture of Urban Stream Buffers. Watershed Protection Techniques 1:155-163.
87. Sedell, J. R., P. A. Bisson, F. J. Swanson, and S. V. Gregory. 1988. What We Know about Large Trees That Fall into Streams and Rivers. In: C. Maser, R. F. Tarrant, J. M. Trappe, and J. F. Franklin (Editors). General Technical Report PNW-229, U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest Experiment Station, Portland, Oregon, pp. 47-81.
88. Shields, F. D., Jr. and C. J. Gippel, 1995. Prediction of Effects of Woody Debris. Journal of Hydraulic Engineering 121:341-354.
89. Shields, F. D., Jr. and D. H. Gray, 1992. Effects of Woody Vegetation on Sandy Levee Integrity. Water Resources Bulletin 28:917-931.
90. Shields, F. D., Jr., S. S. Knight, and C. M. Cooper, 1997. Rehabilitation of Warmwater Stream Ecosystems Following Channel Incision. Ecological Engineering 8:93-116.
91. Shields, F. D., Jr. and R. H. Smith, 1992. Effects of Large Woody Debris Removal on Physical Characteristics of a Sand-Bed River. Aquatic Conservation: Marine and Freshwater Ecosystems 2:145-163.
92. Slawski, T., 1997. An Analysis of Biotic and Abiotic Factors Influencing Fish Species Assemblages in a Cold-Water Stream. Ph.D. Dissertation, University of Wisconsin-Milwaukee, Bell and Howell Information and Learning Microfilm #9725483.
93. Smith, C. M., 1992. Riparian Afforestation Effects on Water Yields and Water Quality in Pasture Catchments. Journal of Environmental Quality 21:237-245.
94. Smith, W. R., 1975 (reprint of 1838 edition). Observations on the Wisconsin Territory. Arno Press, New York, New York.
95. Snyder, N. J., S. Mostaghimi, D. F. Berry, R. B. Reneau, S. Hong, P. W. McClellan, and E. P. Smith, 1998. Impacts of Riparian Forest Buffers on Agricultural Nonpoint Source Pollution. Journal of the American Water Resources Association 34:385-395.
96. Steinauer, E. M. and S. L. Collins, 1996. Prairie Ecology - The Tallgrass Prairie. In: Prairie Conservation, F. B. Samson and F. L. Knopf (Editors). Island Press, Washington, D.C., pp. 39-52.
97. Storey, R. G. and D. R. Cowley, 1997. Recovery of Three New Zealand Rural Streams as They Pass Through Native Forest Remnants. Hydrobiologia 353:63-76.
98. Sundbaum, K. and I. Näslund, 1998. Effects of Woody Debris on the Growth and Behaviour of Brown Trout in Experimental Stream Channels. Canadian Journal of Fisheries and Aquatic Sciences 76:56-61.
99. Sweeney, B. W., 1993. Effects of Streamside Vegetation on Macroinvertebrate Communities of White Clay Creek in Eastern North America. Proceedings of the Academy of Natural Sciences of Philadelphia 144:291-340.
100. Thorn, W. C., 1992. Validation of a Trout Habitat Model for Planning Stream Habitat Improvement Projects. Fisheries Investigational Report 423, Minnesota Department of Natural Resources, St. Paul, Minnesota.
101. Thorn, W. C. and C. S. Anderson, 1993. Summer Habitat Requirements of Large Brown Trout in Southeast Minnesota Streams. Fisheries Investigational Report 428, Minnesota Department of Natural Resources, St. Paul, Minnesota.
102. Thorn, W. C., C. S. Anderson, W. E. Lorenzen, D. L. Hendrickson, and J. W. Wagner, 1997. A Review of Trout Management in Southeast Minnesota Streams. North American Journal of Fisheries Management 17:860-872.
103. Thorne, C. R., 1990. Effect of Vegetation on Riverbank Erosion and Stability. In: Vegetation and Erosion, J. B. Thornes (Editor). John Wiley and Sons, New York, New York, pp. 124-143.
104. Trimble, S. W., 1994. Erosional Effects of Cattle on Streambanks in Tennessee, USA. Earth Surface Processes and Landforms 19:451-464.
105. Trimble, S. W., 1997. Stream Channel Erosion and Change Resulting from Riparian Forests. Geology 25:467-469.
106. Trimble, S. W. and A. C. Mendel, 1995. The Cow as a Geomorphic Agent - A Critical Review. Geomorphology 13:233-253.
107. Trimble, S. W., F. H. Weirich and B. L. Hoag, 1987. Reforestation and the Reduction of Water Yield on the Southern Piedmont Since Circa 1940. Water Resources Research 23:425-437.
108. Undersander, D., B. Albert, P. Porter, A. Crossley, and N. Martin, 1993. Pastures for Profit. A Guide to Rotational Grazing. Publication A3529, University of Wisconsin Extension and Minnesota Extension Service, Cooperative Extension, Madison, Wisconsin.
109. USACOE (U.S. Army Corps of Engineers), 1991. Buffer Strips for Riparian Zone Management. U.S. Department of Defense, Army Corps of Engineers, Washington, D.C. (Manual).
110. USFS (U.S. Forest Service), 1990. Healthy Riparian Areas. Publication FS-445, U.S. Department of Agriculture, Forest Service, Washington, D.C. (Pamphlet).
111. Vannote, R. L., G. W. Minshall, K. W. Cummins, J. R. Sedell, and C. E. Cushing, 1980. The River Continuum Concept. Canadian Journal of Fisheries and Aquatic Sciences 37:130-137.
112. Vought, L. B., J. Dahl, C. L. Pederson and J. O. Lacoursiere, 1994. Nutrient Retention in Riparian Ecosystems. Ambio 23:342-348.
113. Wallace, J. B. and A. C. Benke, 1984. Quantification of Wood Habitat in Subtropical Coastal Plain Streams. Canadian Journal of Fisheries and Aquatic Sciences 41:1643-1652.
114. Watson, C. C., S. R. Abt, and D. Derrick, 1997. Willow Posts Bank Stabilization. Journal of the American Water Resource Association 33:293-300.
115. Wehrly, K. E., M. J. Wiley, and P. W. Seelbach, 1998. Landscape-Based Models That Predict July Thermal Characteristics of Lower Michigan Rivers. Fisheries Research Report 2037, Michigan Department of Natural Resources, Lansing, Michigan.
116. Wells, P. V., 1970. Postglacial Vegetational History of the Great Plains. Science 167:1574-1582.
117. Wenger, S., 1999. A Review of the Scientific Literature on Riparian Buffer Width, Extent, and Vegetation. Publication of the Office of Public Service and Outreach, Institute of Ecology, University of Georgia, Athens, Georgia (March 5, 1999).
118. White, R. J. and O. M. Brynildson, 1967. Guidelines for Management of Trout Stream Habitat in Wisconsin. Technical Bulletin 39, Wisconsin Department of Natural Resources, Madison, Wisconsin.
119. Wiley, M. J., L. L. Osborne, and R. W. Larimore, 1990. Longitudinal Structure of an Agricultural Prairie River System and Its Relationship to Current Ecosystem Theory. Canadian Journal of Fisheries and Aquatic Sciences 47:373-384.
120. Winger, P. V., 1981. Physical and Chemical Characteristics of Warmwater Streams: A Review. In: The Warmwater Streams Symposium, L. A. Krumholz (Editor). Southern Division, American Fisheries Society, Bethesda, Maryland, pp. 32-44.
121. Wolf, A. T., 1995. Rural Nonpoint Source Pollution Control in Wisconsin: The Limits of a Voluntary Program. Water Resources Bulletin 31:1009-1022.
122. Zimmerman, R. C., J. C. Goodlet, and C. H. Comer, 1967. The Influence of Vegetation on Channel Form of Small Streams. International Association of Scientific Hydrology Publication 75: 255-275.