Projecting wildlife responses to alternative future landscapes in Oregon's Willamette Basin

Ecological Applications

Volumn 14, Issue 2, 2004, Pages 381-400

  Schumaker, Nathan H ^a   Ernst, Ted ^b   White, Denis ^a   Baker, Joan ^a   Haggerty, Patti ^c  

^a U S ENVIRONMENTAL PROTECTION AGENCY   (United States)

^b DYNAMAC CORPORATION   (United States)

^c Indus Corporation   (United States)

Author keywords

Alternative future landscape; Habitat change; Habitat model; Landscape change; Model comparison; PATCH; Population viability analysis; Simulation model; Wildlife model

Indexed keywords

BASIN MANAGEMENT; CONSERVATION MANAGEMENT; ECOLOGICAL MODELING; ECOSYSTEM MANAGEMENT; GIS; LAND USE PLANNING; WILDLIFE MANAGEMENT;

NORTH AMERICA; OREGON; UNITED STATES; WILLAMETTE VALLEY;

AMPHIBIA; AVES; MAMMALIA; REPTILIA;

EID: 1642411994     PISSN: 10510761     EISSN: None     Source Type: Journal    
DOI: 10.1890/02-5010     Document Type: Article

References (149)

1. Andrews, H. J., and R. W. Cowlin. 1940. Forest resources of the Douglas-fir region. Miscellaneous Publication 389. U.S. Department of Agriculture, Forest Service, Washington, D.C., USA.
2. Armleder, H. M. 1980. Habitat use and movements of hens and broods in relation to the demography of Blue Grouse. Thesis. University of Toronto, Toronto, Ontario, Canada.
3. Bailey, T. N. 1974. Social organization in a bobcat population. Journal of Wildlife Management 38:435-446.
4. Baker, J. P., D. W. Hulse, S. V. Gregory, D. White, J. Van Sickle, P. A. Berger, D. Dole, and N. H. Schumaker. 2004. Alternative futures for the Willamette river basin. Ecological Applications 14:313-324.
5. Beissinger, S. R., and M. I. Westphal. 1998. On the use of demographic models of population viability in endangered species management. Journal of Wildlife Management 62: 821-841.
6. Bekoff, M. 1977. Canis latrans. Mammalian Species 79:1-9.
7. Bigger, D., and D. Vesely. 2000. Life history database for vertebrates of the Willamette river basin. Final Project Report to U.S. Environmental Protection Agency. Pacific Wildlife Research, Inc., Corvallis, Oregon, USA.
8. Boag, D. A. 1966. Population attributes of Blue Grouse in southwestern Alberta. Canadian Journal of Zoology 44: 799-814.
9. Bolger, D. T., T. A. Scott, and J. T. Rotenberry. 1997. Breeding bird abundance in an urbanizing landscape in coastal southern California. Conservation Biology 11:406-421.
10. Bolsinger, C. L., and K. L. Waddell. 1993. Area of old-growth forests in California, Oregon, and Washington. Resource Bulletin PNW 57. U.S. Forest Service, Pacific Northwest Research Station, Portland, Oregon, USA.
11. Booth, D. E. 1991. Estimating prelogging, old-growth in the Pacific Northwest. Journal of Forestry 89:25-29.
12. Boyd, R. 1986. Strategies of Indian burning in the Willamette Valley. Canadian Journal of Anthropology 5:65-86.
13. Brewer, R. 1963. Ecological and reproductive relationships of Black-capped and Carolina chickadees. Auk 80:9-47.
14. Brewer, R. 1978. Winter home ranges of Black-capped Chickadees in southern Michigan oak forest. Jack-Pine Warbler 56:96-98.
15. Brooker, L., M. Brooker, and P. Cale. 1999. Animal dispersal in fragmented habitat: measuring habitat connectivity, corridor use, and dispersal mortality. Conservation Ecology 3(4). [Online: 〈http://www.consecol.org/ vol3/iss1/art4〈.]
16. Bull, E. L. 1987. Ecology of the Pileated Woodpecker in northeastern Oregon. Journal of Wildlife Management 51: 472-481.
17. Bull, E. L., and J. E. Jackson. 1995. Pileated Woodpecker (Dryocopus pileatus). In A. Poole and F. Gill, editors. The birds of North America, No. 148. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
18. Bull, E. L., and E. C. Meslow. 1988. Breeding biology of the Pileated Woodpecker - management implications. Research Note PNW-RN-474. U.S. Department of Agriculture, Forest Service, Portland Oregon, USA.
19. Burke, D. M., and E. Nol. 2000. Landscape and fragment size effects on reproductive success of forest-breeding birds in Ontario. Ecological Applications 10:1749-1761.
20. Burnham, K. P., D. R. Anderson, and G. C. White. 1996. Meta-analysis of vital rates of the Northern Spotted Owl. Pages 92-101 in E. D. Forsman, S. DeStefano, M. G. Raphael, and R. J. Gutierrez, editors. Demography of the Northern Spotted Owl. Studies in Avian Biology, No. 17. Cooper Ornithological Society, Lawrence, Kansas, USA.
21. Carey, A. B., S. P. Horton, and J. A. Reid. 1989. Optimal sampling for radio telemetry studies of spotted owl habitat and home range. U.S. Forest Service, Pacific Northwest Research Station Research Paper PNW-RP-16.
22. Caswell, H. 1989. Matrix population models. Sinauer, Sunderland, Massachusetts, USA.
23. Chen, J., J. F. Franklin, and T. A. Spies. 1992. Vegetation responses to edge environments in old-growth Douglas-fir forests. Ecological Applications 2:387-396.
24. Clarke, S. E., D. White, and A. L. Schaedel. 1991. Oregon, USA, ecological regions and subregions for water quality management. Environmental Management 15:847-856.
25. Cohen, W. B., T. K. Maiersperger, T. A. Spies, and D. R. Oetter. 2001. Modeling forest cover attributes as continuous variables in a regional context with Thematic Mapper data. International Journal of Remote Sensing 22:2279-2310.
26. Conroy, M. J., Y. Cohen, F. C. James, Y. G. Matsinos, and B. A. Maurer. 1995. Parameter estimation, reliability, and model improvement for spatially explicit models of animal populations. Ecological Applications 5:17-19.
27. Cowan, W. F. 1973. Ecology and life history of the raccoon (Procyon lotor hirtus Nelson and Goldman) in the northern part of its range. Dissertation. University of North Dakota, Grand Forks, North Dakota, USA.
28. Craighead, J. J., and F. C. Craighead. 1956. Hawks, owls and wildlife. Dover Publications, New York, New York, USA.
29. Doak, D. F. 1995. Source-sink models and the problem of habitat degradation: general models and applications to the Yellowstone grizzly bear. Conservation Biology 9:1370-1379.
30. Doak, D. F., and L. S. Mills. 1994. A useful role for theory in conservation. Ecology 75:615-626.
31. Dunning, J. B., Jr. 1993. CRC handbook of avian body masses. CRC Press, Boca Raton, Florida, USA.
32. Dunning, J. B., D. J. Stewart, B. J. Danielson, B. R. Noon, T. L. Root, R. H. Lamberson, and E. E. Stevens. 1995. Spatially explicit population models: current forms and future uses. Ecological Applications 5:3-11.
33. Edwards, T. C., Jr., E. T. Deshler, D. Foster, and G. C. Moisen. 1996. Adequacy of wildlife habitat relation models for estimating spatial distributions of terrestrial vertebrates. Conservation Biology 10:263-270.
34. Fahrig, L. 1997. Relative effects of habitat loss and fragmentation on population extinction. Journal of Wildlife Management 61:603-610.
35. Fahrig, L. 1998. When does fragmentation of breeding habitat affect population survival? Ecological Modelling 105: 273-292.
36. Fahrig, L., and G. Merriam. 1994. Conservation of fragmented populations. Conservation Biology 8:50-59.
37. Fiero, B. C., and B. J. Verts. 1986. Age-specific reproduction in raccoons in northwestern Oregon. Journal of Mammalogy 67:169-172.
38. Foppen, R. P. B., J. P. Chadron, and W. Liefveld. 2000. Understanding the role of sink patches in source-sink metapopulations: Reed Warbler in an agricultural landscape. Conservation Biology 14:1881-1892.
39. Forest Ecosystem Management Assessment Team. 1993. Forest Ecosystem Management: an ecological, economic, and social assessment. Joint publication of the U.S. Forest Service, National Marine Fisheries Service, Bureau of Land Management, U.S. Fish and Wildlife Service, National Park Service, and U.S. Environmental Protection Agency, Washington, D.C., USA.
40. Forys, E. A., and S. R. Humphrey. 1999. Use of population viability analysis to evaluate management options for the endangered lower keys marsh rabbit. Journal of Wildlife Management 63:251-260.
41. Franklin, A. B., J. P. Ward, R. J. Gutierrez, and G. I. Gould, Jr. 1990. Density of Northern Spotted Owls in Northwest California. Journal of Wildlife Management 54:1-10.
42. Fritzell, E. K. 1978. Aspects of raccoon (Procyon lotor) social organization. Canadian Journal of Zoology 56:260-271.
43. Gehrt, S. D., and E. K. Fritzell. 1999. Survivorship of a non harvested raccoon population in south Texas. Journal of Wildlife Management 63:889-894.
44. Glase, J. C. 1973. Ecology of social organization in the Black-capped Chickadee. Living Bird 12:235-267.
45. Gotelli, N. J. 1995. A primer of ecology. Sinauer, Sunderland, Massachusetts, USA.
46. Gurnel, J. C. 1987. The natural history of squirrels. Facts on File, New York, New York, USA.
47. Gutierrez, R. J., A. B. Franklin, and W. S. Lahaye. 1995. Spotted Owl (Strix occidentalis). In A. Poole and F. Gill, editors. The birds of North America, No. 179. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
48. Hanski, I. 1994. A practical model of metapopulation dynamics. Journal of Animal Ecology 63:151-162.
49. Hargis, C. D., C. McCarthy, and R. D. Perloff. 1994. Home ranges and habitats of northern goshawks in eastern California. Studies in Avian Biology 16:66-74.
50. Haukioja, E., and M. Haukioja. 1970. Mortality rates of Finnish and Swedish Goshawks (Accipiter gentilis). Finnish Game Research 31:13-20.
51. Henny, C. J., R. A. Olson, and T. L. Fleming. 1985. Breeding chronology, molt, and measurements of accipiter hawks in northeastern Oregon. Journal of Field Ornithology 56:97-112.
52. Henny, C. J., and H. M. Wight 1972. Population ecology and environmental pollution: Red-tailed and Cooper's Hawks. Pages 229-250 in Population ecology of migratory birds: a symposium. U.S. Fish and Wildlife Service, U.S. Department of Interior, Washington, D.C., USA.
53. Holt, J. B., Jr. 1996. A banding study of Cincinnati area Great Horned Owls. Journal of Raptor Research 30:194-197.
54. Houston, C. S., D. G. Smith, and C. Rohner. 1998. Great Horned Owl (Bubo virginianus). In A. Poole and F. Gill, editors. The birds of North America, No. 372. The Birds of North America, Inc., Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
55. Hulse, D. W., A. Branscomb, and S. G. Payne. 2004. Envisioning alternatives: using citizen guidance to map future land and water use. Ecological Applications 14:325-341.
56. Jamieson, I. G., and F. C. Zwickel. 1983. Dispersal and site fidelity in Blue Grouse. Canadian Journal of Zoology 61: 570-573.
57. Johnson, S. J. 1975. Productivity of the Red-tailed Hawk in southwestern Montana. Auk 92:732-736.
58. Kale, H. W., II. 1975. Ecology and bioenergetics of the Long-billed Marsh Wren, Telmatodytes palustris griseus (Brewster) in Georgia salt marshes. Publications of the Nuttal Ornithological Club 5:142.
59. Kareiva, P., and U. Wennergren. 1995. Connecting landscape patterns to ecosystem and population processes. Nature 373:299-302.
60. Kendeigh, S. C. 1941. Birds of a prairie community. Condor 43:165-174.
61. Kennedy, P. L., J. M. Ward, G. A. Rinker, and J. A. Gessaman. 1994. Post-fledging areas in Northern Goshawk home ranges. Studies in Avian Biology 16:75-82.
62. Kennelly, J. J. 1978. Coyote reproduction. In M. Bekoff, editor. Coyotes, biology, behavior and management. Academic Press, New York, New York, USA.
63. Kluyver, H. N. 1991. Food consumption in relation to habitat in breeding Chickadees. Auk 78:532-550.
64. Koford, R. R. 1982. Mating system of a territorial squirrel (Tamiasciurus douglasii) in California. Journal of Mammalogy 63:274-283.
65. Kroodsma, D. E., and J. Verner. 1997. Marsh Wren (Cistothorus palustris). In A. Poole and F. Gill, editors. The birds of North America, No. 308. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
66. Lanyon, W. E. 1957. The comparative biology of the Meadowlarks (Sturnella) in Wisconsin. No. 1. Publications of the Nuttall Ornithological Club, Cambridge, Massachusetts, USA.
67. Lanyon, W. E. 1994. Western Meadowlark (Sturnella neglecta). In A. Poole and F. Gill, editors. The birds of North America, No. 194. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
68. Lariviere, S., and L. R. Walton. 1997. Lynx rufus. Mammalian Species 563:1-8.
69. Larsen, K. W., and S. Boutin. 1994. Movement, survival, and settlement of red squirrel (Tamiasciurus hudsonicus) offspring. Ecology 75:214-223.
70. Lefkovitch, L. P. 1965. The study of population growth in organisms grouped by stages. Biometrics 21:1-18.
71. Leslie, P. H. 1945. On the use of matrices in certain population mathematics. Biometrika 35:183-212.
72. Lindenmayer, D. B., and H. P. Possingham. 1996. Ranking conservation and timber management options for Leadbeater's possum in Southeastern Australia. Conservation Biology 10:235-251.
73. Livezey, R., and P. Evendon. 1943. Notes on the western red fox. Journal of Mammalogy 24:500-501.
74. Losito, M. P., and R. E. Mirarchi. 1991. Summertime habitat use and movements of hatching-year Mourning Doves in northern Alabama. Journal of Wildlife Management, 55: 137-146.
75. Losito, M. P., R. E. Mirarchi, and G. A. Baldassarre. 1990. Summertime activity budgets of hatching-year mourning doves. Auk 107:18-24.
76. Luttich, S. N., L. B. Keith, and J. D. Stephenson. 1971. Population dynamics of the red-tailed hawk (Buteo jamaicensis) at Rochester, Alberta. Auk 88:75-87.
77. McGarigal, K., and W. C. McComb. 1995. Relationships between landscape structure and breeding birds in the Oregon Coast Range. Ecological Monographs 65:235-260.
78. McNicholl, M. K. 1978. Behavior and social organization in a population of blue grouse on Vancouver Island. Dissertation. University of Alberta, Edmonton, Alberta, Canada.
79. Mellen, T. K., E. C. Meslow, and R. W. Mannan. 1992. Summertime home range and habitat use of pileated woodpeckers in western Oregon. Journal of Wildlife Management 56:96-103.
80. Mirarchi, R. E., and T. S. Baskett. 1994. Mourning Dove (Zenaida macroaura). In A. Poole and F. Gill, editors. The birds of North America, No. 117. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
81. Moilanen, A. 1999. Patch occupancy models of metapopulation dynamics: efficient parameter estimation using implicit statistical inference. Ecology 80:1031-1043.
82. Moilanen, A., and I. Hanski. 1998. Metapopulation dynamics: effects of habitat quality and landscape structure. Ecology 79:2503-2515.
83. Mooij, W. M., and D. L. DeAngelis. 1999. Error propagation in spatially explicit population models: a reassessment. Conservation Biology 13:930-933.
84. Morrison, M. L., B. G. Marcot, and R. W. Mannan. 1992. Wildlife-habitat relationships. Concepts and applications. The University of Wisconsin Press, Madison, Wisconsin, USA.
85. Murphy, M. T. 2001. Source-sink dynamics of a declining Eastern Kingbird population and the value of sink habitats. Conservation Biology 15:737-748.
86. Nellis, C. H., and L. B. Keith. 1976. Population dynamics of coyotes in Central Alberta, 1964-1968. Journal of Wildlife Management 40:389-399.
87. Nickell, W. P. 1956. Nesting of the Black-capped Chickadee in the southern peninsula of Michigan. Jack-Pine Warbler 34:127-138.
88. NRC (National Research Council). 2000. Environmental issues in Pacific Northwest: forest management. National Academy Press, Washington, D.C., USA.
89. Odum, E. P. 1941. Annual cycle of the Black-capped Chickadee - 1. Auk 58:413-333.
90. Odum, E. P. 1942. Annual cycle of the Black-capped Chickadee - 3. Auk 59:499-531.
91. Palmer, R. S., editor. 1988. Handbook of North American birds. Volume 4. Diurnal raptors (part 1). Yale University Press, New Haven, Connecticut, USA.
92. Peterson, L. 1979. Ecology of Great Horned Owls and Red-tailed Hawks in southeastern Wisconsin. Technical Bulletin Number 111. Wisconsin Department of Natural Resources, Madison, Wisconsin, USA.
93. Possingham, H. P., and I. Davies. 1995. ALEX: a model for the viability of spatially structured populations. Biological Conservation 73:143-150.
94. Pulliam, H. R. 1988. Sources, sinks and population regulation. American Naturalist 132:652-661.
95. Pulliam, H. R., and B. J. Danielson. 1991. Sources, sinks, and habitat selection: a landscape perspective on population dynamics. American Naturalist 137(Supplement):S50-S66.
96. Pulliam, H. R., J. B. Dunning, Jr., and J. Liu. 1992. Population dynamics in complex landscapes: a case study. Ecological Applications 2:165-177.
97. Redfield, J. A. 1975. Comparative demography of increasing and stable populations of blue grouse (Dendragopus obscurus). Canadian Journal of Zoology 53:1-11.
98. Reeves, H. M., R. E. Tomlinson, and J. C. Bartonek. 1993. Population characteristics and trends in the western management unit. Pages 341-376 in T. S. Baskett, M. W. Sayre, R. E. Tomlinson, and R. E. Mirarchi, editors. Ecology and management of the mourning dove. Stackpole Books, Harrisburg, Pennsylvania, USA.
99. Reynolds, R. T. 1989. Status reports: accipiters. Pages 92-101 in Proceedings of the Western Raptor Management Symposium and Workshop. National Wildlife Federation, Washington, D.C., USA.
100. Reynolds, R. T., S. M. Joy, and D. G. Leslie. 1994. Nest productivity, fidelity, and spacing of northern goshawks in northern Arizona. Studies in Avian Biology 16:106-113.
101. Reynolds, R. T., and H. M. Wight. 1978. Distribution, density, and productivity of accipiter hawks breeding in Oregon. Wilson Bulletin 90:182-196.
102. Robinson, W. B., and E. F. Grand. 1958. Comparative movements of bobcats and coyotes as disclosed by tagging. Journal of Wildlife Management 22:117-122.
103. Rosenfield, R. N., and J. Bielefeldt. 1993. Cooper's Hawk (Accipiter cooperii). In A. Poole and F. Gill, editors. The birds of North America, No. 75. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
104. Ruckelshaus, M., C. Hartway, and P. Kareiva. 1997. Assessing the data requirements of spatially explicit dispersal models. Conservation Biology 11:1298-1306.
105. Ruckelshaus, M., C. Hartway, and P. Kareiva. 1999. Dispersal and landscape errors in spatially explicit population models: a reply. Conservation Biology 13:1223-1224.
106. Sacks, B. N., M. M. Jaeger, J. C. Neale, and D. R. McCullough. 1999. Territoriality and breeding status of coyotes relative to sheep predation. Journal of Wildlife Management 63:593-605.
107. Sargent, A. B. 1972. Red fox spatial characteristics in relation to waterfowl predation. Journal of Wildlife Management 36:225-236.
108. Sayre, M. W., T. S. Baskett, and R. E. Mirarchi. 1993. Behavior. Pages 161-180 in T. S. Baskett, M. W. Sayre, R. E. Tomlinson, and R. E. Mirarchi, editors. Ecology and management of the Mourning Dove. Stackpole Books, Harrisburg, Pennsylvania, USA.
109. Sayre, M. W., T. S. Baskett, and K. C. Sadler. 1980. Radiotelemetry studies of the Mourning Dove in Missouri. Terrestrial Series 9. Missouri Department of Conservation, Jefferson City, Missouri, USA.
110. Sayre, M. W., and N. J. Silvy 1993. Nesting and production. Pages 81-104 in T. S. Baskett, M. W. Sayre, R. E. Tomlinson, and R. E. Mirarchi, editors. Ecology and management of the Mourning Dove. Stackpole Books, Harrisburg, Pennsylvania, USA.
111. Schumaker, N. H. 1996. Using landscape indices to predict habitat connectivity. Ecology 77:1210-1225.
112. Schumaker, N. H. 1998. A users guide to the PATCH model. EPA/600/R-98/135. U.S. Environmental Protection Agency, Environmental Research Laboratory, Corvallis, Oregon, USA.
113. Scott, J. M., B. Csuti, J. D. Jacobi, and J. E. Estes. 1987. Species richness: a geographic approach to protecting future biological diversity. BioScience 37:782-788.
114. Scott, J. M., F. Davis, B. Csuti, R. Noss, B. Butterfield, S. Caicco, C. Groves, T. C. Edwards, Jr., J. Ulliman, H. Anderson, F. D'Erchia, and R. G. Wright. 1993. Gap analysis: a geographic approach to protection of biological diversity. Wildlife Monographs No. 123.
115. Scott, T. G. 1943. Some food coactions of the northern plains red fox. Ecological Monographs 13:427-479.
116. Seidensticker, J. C., and H. V. Reynolds. 1971. The nesting, reproductive performance, and chlorinated hydrocarbon residues in Red-tailed Hawk and Great Horned Owl in south central Montana. Wilson Bulletin 83:408-418.
117. Shank, C. C. 1986. Territory size, energetics, and breeding strategy in the corvidae. American Naturalist 128:642-652.
118. Smith, C. C. 1968. The adaptive nature of social organization in the genus of tree squirrels Tamiasciurus. Ecological Monographs 38:31-63.
119. Smith, S. M. 1967. Seasonal changes in the survival of the Black-capped Chickadee. Condor 69:344-359.
120. Smith, S. M. 1990. Winter replacement rates of high-ranked chickadees vary with floater density. Pages 453-460 in J. Blondel, A. Gosler, J. D. Lebreton, and R. McCleary, editors. Population biology of passerine birds, an integrated approach. NATO ASI Series. Volume G-24. Springer-Verlag, Heidelberg, Germany.
121. Smith, S. M. 1993. Black-capped Chickadee. In A. Poole, P. Stettenheim, and F. Gill, editors. The birds of North America, No. 39. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
122. South, A. 1999. Dispersal in spatially explicit population models. Conservation Biology 13:1039-1046.
123. Squires, J. R., and R. T. Reynolds. 1997. Northern Goshawk (Accipiter gentilis). In A. Poole and F. Gill, editors. The birds of North America, No. 298. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
124. Steele, M. A. 1999. Tamiasciurus douglasii. Mammalian Species 630:1-8.
125. Storm, G. L. 1965. Movements and activities of foxes as determined by radio-tracking. Journal of Wildlife Management 29:1-13.
126. Storm, G. L., R. D. Andrews, R. L. Phillips, R. A. Bishop, D. B. Siniff, and J. R. Tester. 1976. Morphology, reproduction, dispersal and mortality of midwestern red fox populations. Wildlife Monographs 49:4-82.
127. Strickland, D. 1991. Juvenile dispersal in gray jays: dominant member expels siblings from natal territory. Canadian Journal of Zoology 69:2935-2945.
128. Strickland, D., and H. Ouellet. 1993. Gray Jay. In A. Poole, P. Stettenheim, and F. Gill, editors. The birds of North America, No. 40. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
129. Sutherland, G. D., A. S. Harestad, K. Price, and K. P. Lertzman. 2000. Scaling of natal dispersal distances in terrestrial birds and mammals. Conservation Ecology 4(16). [Online: 〈http://www.consecol.org/voll4/iss1/ art16〉.]
130. Thomas, J. W., E. D. Forsman, J. B. Lint, E. C. Meslow, B. R. Noon, and J. Verner. 1990. A conservation strategy for the Northern Spotted Owl: report to the interagency scientific committee to address the conservation of the Northern Spotted Owl. United States Government Printing Office, Washington, D.C., USA.
131. Titus, J. H., J. A. Christy, D. VanderSchaaf, J. S. Kagan, and E. R. Alverson. 1996. Native wetland, riparian, and upland plant communities and their biota in the Willamette Valley, Oregon. Final Project Report to U.S. Environmental Protection Agency. Oregon Natural Heritage Program, The Nature Conservancy, Portland, Oregon, USA.
132. Toweil, D. E. 1986. Resource partitioning by bobcats and coyotes in a coniferous forest. Dissertation. Oregon State University, Corvallis, Oregon, USA.
133. Verner, J. 1965. Breeding biology of the Long-billed Marsh Wren. Condor 67:6-30.
134. Verner, J. 1971. Survival and dispersal of male Long-billed Marsh Wrens. Bird-Banding 42:92-98.
135. Verner, J. 1975. Interspecific aggression between Yellow-headed Blackbirds and Long-billed Marsh Wrens. Condor 77:328-331.
136. Verner, J., M. L. Morrison, and C. J. Ralph, editors. 1986. Wildlife 2000: modeling habitat relationships of terrestrial vertebrates. University of Wisconsin Press, Madison, Wisconsin, USA.
137. Verts, B. J., and L. N. Carraway. 1998. Land mammals of Oregon. University of California Press, Berkeley, California, USA.
138. Villard, M., M. K. Trzcinski, and G. Merriam. 1999. Fragmentation effects on forest birds: relative influence of woodland cover and configuration on landscape occupancy. Conservation Biology 13:774-783.
139. Voight, D. R. 1987. Red fox. Pages 379-392 in M. Novak, J. A. Baker, M. E. Obbard, and B. Malloch, editors. Wild furbearer management and conservation in North America. Ontario Ministries of Natural Resources, Toronto, Ontario, Canada.
140. Walley, W. J. 1981. Riding Mountain Whiskey Jacks. Manitoba Nature Magazine 22:14-17, 40.
141. Weise, C. M., and J. R. Meyer. 1979. Juvenile dispersal and development of site-fidelity in the Black-capped Chickadee. Auk 96:40-55.
142. Wennergren, U., M. Ruckelshaus, and P. Kareiva. 1995. The promise and limitations of spatial models in conservation biology. Oikos 74:349-356.
143. White, D., P. Haggerty, J. Baker, and P. Adamus. 2002. Terrestrial wildlife habitat and biodiversity. Pages 124-125 in D. Hulse, S. Gregory, and J. Baker, editors. Willamette River Basin atlas. Second edition. Oregon State University Press, Corvallis, Oregon, USA.
144. White, D., P. G. Minotti, M. J. Barczak, J. C. Sifneos, K. E. Freemark, M. V. Santelmann, C. F. Steinitz, A. R. Kiester, and E. M. Preston. 1997. Assessing risks to biodiversity from future landscape change. Conservation Biology 11: 349-360.
145. Wiegand, T., K. A. Moloney, J. Naves, and F. Knauer. 1999. Finding the missing link between landscape structure and population dynamics: a spatially explicit perspective. American Naturalist 154:605-627.
146. Wilcomb, M. J. 1948. Fox populations and food habits in relation to game birds in the Willamette Valley, Oregon. Thesis. Oregon State College, Corvallis, Oregon, USA.
147. Zwickel, F. C. 1983. Factors affecting the return of young blue grouse to breeding range. Canadian Journal of Zoology 61:1128-1132.
148. Zwickel, F. C. 1992. Blue Grouse (Dendragopus obscurus). In A. Poole, P. Stettenheim, and F. Gills, editors. The birds of North America, No. 15. The Academy of Natural Sciences, Philadelphia, Pennsylvania, USA, and The American Ornithologists' Union, Washington, D.C., USA.
149. Zwickel, F. C., J. F. Bendell, and A. N. Ash. 1983. Population regulation in Blue Grouse. Pages 212-225 in F. L. Bunnell, D. S. Eastman, and J. Peeks, editors. Symposium on natural regulation of wildlife populations. Proceedings Number 14. Forest, Wildlife and Range Experiment Station, University of Idaho, Moscow, Idaho, USA.